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Tubes/Valves: "First Year"

Here we list only tubes (valves) or semiconductors of which we have entered the date of market introduction or if not introduced of the presentation of the finished sample.
2060 Year Tube Type Base Country Manufacturer Design
1927 М-400 Transmitti... NL Common typ...
1965 ЛН12 Potentialo... SPECIAL TU... Common typ...
1908 x-ray-rectifier X-ray tube Unknown Eu...
1911 vonBronk_triode Triode, va... Edison med...
1927 ZM144 Double Tri... Europe 4-P... NL Radio-Reco... Radio-Reco...
1969 ZM1200-Pandicon Numerals- ... SPECIAL TU... Valvo Radi... Philips; E...
1925 ZGII Half-Wave ... Philips; E...
1947 ZD17 Diode-Pent... Miniatur-7...
1937 Z63 Vacuum Pen... Octal (Int... ROK Common typ...
10 
1937 Y63 Mag. Eye, ... Octal (Int... A Osram-Valv...
11 
1954 Y119 Mag. Fan, ... Noval, B9A
12 
1957 XY88 Damper, bo... Noval, B9A
13 
1960 XL500 Beam Power... Magnoval (...
14 
1962 XCC82 Double Tri... Miniatur-7...
15 
1960 XCC189 Double Tri... Noval, B9A
16 
1962 XC97 Triode, va... Miniatur-7...
17 
1962 XC95 Triode, va...
18 
1951 XAA91 Double Diode Miniatur-7...
19 
1950 X77 Pentagrid-... Miniatur-7...
20 
1950 X727 Pentagrid-... Miniatur-7... Osram-Valv...
21 
1937 X63 Pentagrid-... Octal (Int... ZA Common typ...
22 
1939 X61M Triode-Hex... Octal (Int... A Marconi-Os...
23 
1933 X4123 HEXODE Europe 7-P... CDN Valvo Radi...
24 
1933 X4122 HEXODE Europe 7-P... CDN Valvo Radi...
25 
1933 X2918 HEXODE Europe 7-P... CDN Valvo Radi...
26 
1933 X2818 HEXODE Europe 7-P... CDN Valvo Radi...
27 
1947 X17 HEPTODE Miniatur-7...
28 
1952 X119 Triode-Hep... GEC, Gener...
29 
1922 X-ray_Philips X-ray tube SPECIAL TU... Philips; E... Philips; E...
30 
1932 WunderlichB Wunderlich... 6-Pin-Base... ROK Arcturus R...
31 
1932 WunderlichA-Auto Wunderlich... 6-Pin-Base... Arcturus R...
32 
1932 WunderlichA Wunderlich... 6-Pin-Base... ROK Arcturus R...
33 
1932 Wunderlich Wunderlich... 6-Pin-Base... Arcturus R...
34 
1947 Williams-Kilburn COUNTING A...
35 
1916 White-valve Triode, va... Swan-Bajon...
36 
1925 WX12 Triode, va... UX-Base (4... ROK RCA (RCA V... Westinghou...
37 
1938 WW313A Thyratron ... UX-Base (4... Bell Labs;...
38 
1922 WR21 Triode, va... Europe 4-P... Westinghou... Westinghou...
39 
1925 WR2 Triode, va... Europe 4-P... Cossor, A....
40 
1925 WR1 Triode, va... Europe 4-P... Cossor, A....
41 
1925 WR LOCKED OFF... Cossor, A....
42 
1927 WP3 Triode, va... VATEA; Bud...
43 
1935 WG41 HEXODE Europe sid... CDN Loewe-(Opt... Loewe-(Opt...
44 
1934 WG37 MULTI-SYST... Loewe 12 pin CDN Loewe-(Opt... Loewe-(Opt...
45 
1934 WG36 MULTI-SYST... Loewe 12 pin CDN Loewe-(Opt... Loewe-(Opt...
46 
1934 WG35 Diode-Tetr... Loewe 12 pin CDN Loewe-(Opt... Loewe-(Opt...
47 
1934 WG34 MULTI-SYST... Loewe 12 pin CDN Loewe-(Opt... Loewe-(Opt...
48 
1933 WG33 MULTI-SYST... Loewe Bajo... CDN Loewe-(Opt...
49 
1928 WE55 Full-Wave ... Europe sid... GB Common typ...
50 
1929 WE45_Rectron Current Re... Europe 3-P... CDN Rectron Gm...
51 
1926 WE4 Triode, va... Europe 4-P... D Triotron (...
52 
1928 WE22_Rectron Current Re... Europe 3-P... Rectron Gm...
53 
1938 WE22 Triode-Hex... Europe 7-P... HK Telefunken...
54 
1923 WD12 Triode, va... UV-Base (4... ROK RCA (RCA V... Westinghou...
55 
1922 WD11 Triode, va... WD-base ROK Westinghou... Westinghou...
56 
1922 WB800 Current Re... Westinghou... Westinghou...
57 
1937 W63 Vacuum Pen... Octal (Int... ROK Common typ...
58 
1927 W412 TRIODE (De... Europe 4-P... D Triotron (...
59 
1933 W4110 Triode, va... Europe 5-P... CDN Valvo Radi...
60 
1928 W4100 Triode, va... Europe 5-P... CDN Valvo Radi...
61 
1930 W410 Triode, va... Europe 4-P... CDN Valvo Radi...
62 
1929 W4080 Triode, va... Europe 5-P... CDN Valvo Radi...
63 
1927 W406 Triode, va... Europe 4-P... NL Valvo Radi...
64 
1925 W3_Cossor Triode, va... Europe 4-P... Cossor, A....
65 
1933 W2418 TRIODE (De... Europe 5-P... CDN Valvo Radi...
66 
1927 W206 TRIODE (De... Europe 4-P... CDN Valvo Radi...
67 
1925 W1_Cossor Triode, va... Europe 4-P... Cossor, A....
68 
1947 W17 Vacuum Pen... Miniatur-7...
69 
1928 W125 Triode, va... Europe 4-P... CDN Valvo Radi...
70 
1915 V_Western Triode, va... UV-Base (4... Western El...
71 
1938 VY2 Half-Wave ... Europe sid... EU Common typ... Telefunken...
72 
1935 VY1 Half-Wave ... Europe sid... EU Common typ... Telefunken...
73 
1918 VT32_Moorhead Triode, va... Europe 4-P... Moorhead L...
74 
1928 VT143_TKD Double Tri... CDN TeKaDe (TK...
75 
1927 VT139_TKD Triple Tri... SPECIAL TU... D TeKaDe (TK...
76 
1927 VT129_TKD TRIODE (De... Europe 4-P... CDN TeKaDe (TK...
77 
1927 VT128_TKD Triode, va... Europe 4-P... TeKaDe (TK...
78 
1927 VT123 Double Tri... CDN Common typ...
79 
1927 VT121_TKD Triode, va... Europe 4-P... ROK TeKaDe (TK...
80 
1927 VT111_TKD TRIODE (De... Europe 4-P... ROK TeKaDe (TK...
81 
1925 VT110_TKD Triode, va... Europe 4-P... CDN TeKaDe (TK...
82 
1925 VT107_TKD Triode, va... Europe 4-P... ROK TeKaDe (TK...
83 
1925 VT105_TKD Triode, va... Europe 4-P... TeKaDe (TK...
84 
1919 VT-Class-II Triode, va... UV-Base (4... Marconi Wi... Moorhead L...
85 
1919 VT-Class-I Gas Triode UV-Base (4... Marconi Wi... Moorhead L...
86 
1919 VT-5 Triode, va... Peanut (WE... Western El... Western El...
87 
1917 VT-21 Triode, va... DeForest-T...
88 
1918 VT-2 Transmitti... UV-Base (4... MEX Common typ... Western El...
89 
1918 VT-16 Triode, va... UV-Base (4... General El... General El...
90 
1927 VT-142 TRANSMITTI... ROK Common typ...
91 
1927 VT-141 Half-Wave ... CDN Common typ...
92 
1927 VT-137 Triode, va... Octal (Int... ROK Common typ...
93 
1927 VT-134 Beam Power... Octal (Int... ROK Common typ...
94 
1927 VT-133 Double Dio... Octal (Int... ROK Common typ...
95 
1927 VT-132 Triode-Hex... Octal (Int... ROK Common typ...
96 
1939 VT-128 HEPTODE SPECIAL TU... CDN Common typ...
97 
1939 VT-127A Transmitti... SPECIAL TU... ROK Common typ...
98 
1927 VT-124 Vacuum Pen... Octal (Int... ROK Common typ...
99 
1927 VT-122 Transmitte... CDN Common typ...
100 
1927 VT-112 Vacuum Pen... Octal (Int... ROK Common typ...
101 
1925 VT-107 Beam Power... Octal (Int... Common typ...
102 
1917 VT-1 Triode, va... UV-Base (4... Western El... Western El...
103 
1924 VO Space Char... Europe 4-P... Grammont (... Grammont (...
104 
1938 VL4 Beam Power... Europe sid... EU Common typ... Telefunken...
105 
1939 VL1a Vacuum Pen... D Telefunken... Telefunken...
106 
1935 VL1 Vacuum Pen... Europe sid... EU Common typ... Telefunken...
107 
1926 VIRAD Triode, va... Europe 4-P... Vereenigde...
108 
1926 VIRAC Triode, va... Europe 4-P... Vereenigde... Vereenigde...
109 
1926 VIRAB UNKNOWN Europe 4-P... Vereenigde...
110 
1926 VIRAA Triode, va... Europe 4-P... Vereenigde... Vereenigde...
111 
1928 VH40 Triode, va... Europe 4-P... Splendor L... Splendor L...
112 
1929 VG250 Full-Wave ... Europe 4-P... CDN Seibt, Dr....
113 
1929 VG220 Full-Wave ... Europe 4-P... CDN Seibt, Dr....
114 
1934 VG-1 Glow Indic... UX-Base (4... USA Sparton-Ca...
115 
1937 VF7 Vacuum Pen... Europe sid... D Telefunken... Telefunken...
116 
1939 VF3 Vacuum Pen... Europe sid... D Telefunken...
117 
1947 VF14 Vacuum Pen... German Ste... CDN Telefunken...
118 
1947 VEL11 Double Tet... German Ste... CDN Telefunken... Telefunken...
119 
1922 VE Space Char... Europe 4-P... Heussen, M... Heussen, M...
120 
1933 VDSB Screen-gri... Europe 5-P... A Marconi-Os...
121 
1932 VDS Screen-gri... Europe 5-P... A Marconi-Os...
122 
1938 VCL11 Triode-Bea... German Ste... EU Common typ... Telefunken...
123 
1947 VCH11 Triode-Hex... German Ste... CDN Telefunken...
124 
1935 VC1 Triode, va... Europe sid... EU Common typ... Telefunken...
125 
1948 V61 Full-Wave ... Rimlock ba... Mazda (tub...
126 
1948 V51_Mazda-F Full-Wave ... Mazda (tub...
127 
1947 V41_Mazda-F Full-Wave ... Rimlock ba... Mazda (tub... Philips; E...
128 
1948 V312_Mazda-F Half-Wave ... Rimlock ba... Mazda (tub...
129 
1947 V311 Half-Wave ... Rimlock ba... Mazda (tub...
130 
1916 V24 Triode, va... SPECIAL TU... Marconi's ... Ediswan, S...
131 
1932 UZ58A Vacuum Pen... 6-Pin-Base... Common typ...
132 
1931 UZ133D Vacuum Pen... UY-Base, 5... Common typ...
133 
1932 UZ-58A Vacuum Pen... 6-Pin-Base... Common typ...
134 
1931 UZ-55 Double Dio... 6-Pin-Base...
135 
1954 UY85 Half-Wave ... Noval, B9A Common typ...
136 
1948 UY42 Half-Wave ... Rimlock ba... Philips; E...
137 
1947 UY41 Half-Wave ... Rimlock ba... J Common typ... Philips; E...
138 
1949 UY4 Half-Wave ... Europe sid... Valvo Radi... Valvo Radi...
139 
1931 UY38A Vacuum Pen... UY-Base, 5...
140 
1948 UY3 Half-Wave ... Europe sid... CDN Valvo Radi...
141 
1931 UY235 Screen-gri... UY-Base, 5... ROK Common typ...
142 
1927 UY227 Triode, va... UY-Base, 5... Common typ... Westinghou...
143 
1929 UY224 Screen-gri... UY-Base, 5... ROK Common typ... Westinghou...
144 
1941 UY21 Half-Wave ... Loctal-8, ... NL Philips; E... Philips; E...
145 
1949 UY2 Half-Wave ... Europe sid... Telefunken... Telefunken...
146 
1941 UY1N Half-Wave ... Octal (Int... D Common typ...
147 
1939 UY11 Half-Wave ... German Ste... EU Common typ... Telefunken...
148 
1928 UX864 Triode, va... UX-Base (4... RCA (RCA V... General El...
149 
1927 UX281 Half-Wave ... UX-Base (4... ROK Common typ... Westinghou...
150 
1927 UX280 Full-Wave ... UX-Base (4... ROK RCA (RCA V...
151 
1929 UX245 Triode, va... UX-Base (4... ROK Common typ... Westinghou...
152 
1927 UX240 Triode, va... UX-Base (4... ROK Common typ... General El...
153 
1927 UX226 Triode, va... UX-Base (4... ROK Common typ... Westinghou...
154 
1926 UX225 Triode, va... UX-Base (4... RCA (RCA V... Westinghou...
155 
1927 UX222 Screen-gri... UX-Base (4... ROK Common typ... General El...
156 
1925 UX216B Half-Wave ... UX-Base (4... ROK Common typ...
157 
1925 UX213 Full-Wave ... UX-Base (4... ROK Common typ...
158 
1925 UX210 Triode, va... UX-Base (4... GB General El... General El...
159 
1925 UX201A Triode, va... UX-Base (4... ROK Common typ... General El...
160 
1926 UX200A Gas Triode UX-Base (4... ROK Common typ...
161 
1925 UX200 Gas Triode UX-Base (4... Common typ... General El...
162 
1925 UX199 Triode, va... UX-Base (4... ROK General El... General El...
163 
1926 UX171A Triode, va... UX-Base (4... USA Common typ... General El...
164 
1925 UX171 Triode, va... UX-Base (4... ROK Common typ... General El...
165 
1925 UX112 Triode, va... UX-Base (4... Common typ... Westinghou...
166 
1925 UX-201-A_Japan Triode, va... UX-Base (4... Cymotron (... GEC, Gener...
167 
1925 UX-199_code9 LOCKED OFF... UX-Base (4... Common typ...
168 
1927 UV217C Half-Wave ... RCA (RCA V...
169 
1926 UV217B Half-Wave ... RCA (RCA V...
170 
1927 UV217 Half-Wave ... RCA (RCA V...
171 
1925 UV216B Half-Wave ... UV-Base (4... RCA (RCA V...
172 
1925 UV216A Half-Wave ... UV-Base (4... RCA (RCA V...
173 
1921 UV216 Half-Wave ... UV-Base (4... RCA (RCA V...
174 
1923 UV213 Full-Wave ... UV-Base (4... RCA (RCA V...
175 
1924 UV210 Triode, va... RCA (RCA V...
176 
1921 UV204_spherical Transmitti... TRANSMITTE... ROK General El...
177 
1926 UV204A Transmitti... RCA (RCA V...
178 
1923 UV203A Transmitti... RCA (RCA V...
179 
1921 UV203 Transmitti... RCA (RCA V... General El...
180 
1921 UV202 Transmitti... UV-Base (4... RCA (RCA V... General El...
181 
1922 UV201A Triode, va... UV-Base (4... General El... General El...
182 
1920 UV201 Triode, va... UV-Base (4... General El... General El...
183 
1920 UV200 Gas Triode UV-Base (4... General El... General El...
184 
1922 UV199 Triode, va... UV199 ROK Common typ... General El...
185 
1925 UV196 Full-Wave ... UV-Base (4... Westinghou...
186 
1950 UQ80 ENNEODE Noval, B9A Common typ...
187 
1953 UM85 Mag. Fan, ... Noval, B9A Lorenz; Be... Lorenz; Be...
188 
1954 UM80 Mag. Fan, ... Noval, B9A Common typ...
189 
1940 UM4 Mag. Eye, ... Octal (Int... EU Common typ... Philips; E...
190 
1952 UM35 Mag. Eye, ... Octal (Int... Telefunken...
191 
1940 UM11 Mag. Eye, ... German Ste... EU Common typ... Telefunken...
192 
1955 UL84 Vacuum Pen... Noval, B9A Common typ...
193 
1947 UL71 Vacuum Pen... Loctal-8, ... CDN Lorenz; Be...
194 
1925 UL550 Gas Triode Europe 4-P... D Radioröhre... Radioröhre...
195 
1948 UL44 Vacuum Pen... Rimlock ba...
196 
1928 UL430L Triode, va... Europe 4-P... D Radioröhre...
197 
1928 UL423A Triode, va... Europe 4-P... D Radioröhre...
198 
1928 UL412E Triode, va... Europe 4-P... D Radioröhre...
199 
1928 UL410A TRIODE (De... Europe 4-P... D Radioröhre...
200 
1947 UL41 Vacuum Pen... Rimlock ba... J Common typ...
201 
1928 UL408H TRIODE (De... Europe 4-P... D Radioröhre...
202 
1928 UL407W TRIODE (De... Europe 4-P... D Radioröhre...
203 
1948 UL2_Valvo Beam Power... Europe sid... EU Valvo Radi... Valvo Radi...
204 
1928 UL209E Triode, va... Europe 4-P... D Radioröhre...
205 
1928 UL208A TRIODE (De... Europe 4-P... D Radioröhre...
206 
1940 UL12 Vacuum Pen... German Ste... EU Common typ... Telefunken...
207 
1950 UL11 Vacuum Pen... German Ste... Telefunken... Telefunken...
208 
1940 UFM11 Mag. Eye, ... German Ste... EU Common typ... Telefunken...
209 
1940 UF9 Vacuum Pen... Octal (Int... EU Common typ... Philips; E...
210 
1954 UF89 Vacuum Pen... Noval, B9A Common typ...
211 
1951 UF85 Vacuum Pen... Noval, B9A Common typ...
212 
1951 UF80 Vacuum Pen... Noval, B9A Common typ...
213 
1948 UF6 Vacuum Pen... Europe sid... Valvo Radi...
214 
1949 UF5 Vacuum Pen... Europe sid... Valvo Radi...
215 
1950 UF43 Vacuum Pen... Rimlock ba... Common typ...
216 
1950 UF42 Vacuum Pen... Rimlock ba... Common typ...
217 
1947 UF41 Vacuum Pen... Rimlock ba... J Common typ... Philips; E...
218 
1941 UF21 Vacuum Pen... Loctal-8, ... NL Philips; E... Philips; E...
219 
1934 UF2 Vacuum Pen... Europe sid... F Dario (tub... Dario (tub...
220 
1950 UF15 Vacuum Pen... German Ste... Telefunken... Telefunken...
221 
1950 UF14 Vacuum Pen... German Ste...
222 
1940 UF11 Vacuum Pen... German Ste... EU Common typ... Telefunken...
223 
1934 UF1 Vacuum Pen... Europe sid... F Dario (tub... Dario (tub...
224 
1948 UEL71 Tetrode-Pe... Loctal-8, ... CDN Lorenz; Be...
225 
1950 UEL51 Double Tet... German Ste... Funkwerk E... Funkwerk E...
226 
1949 UEL11 Double Tet... German Ste... Telefunken... Telefunken...
227 
1956 UCL82 Triode-Pen... Noval, B9A Common typ...
228 
1952 UCL81 Triode-Bea... Noval, B9A Common typ... Telefunken...
229 
1939 UCL11 Triode-Bea... German Ste... EU Common typ... Telefunken...
230 
1952 UCH81 Triode-Hep... Noval, B9A Common typ...
231 
1950 UCH71 Triode-Hep... Loctal-8, ... Lorenz; Be...
232 
1948 UCH5 Triode-Hep... Europe sid... CDN Valvo Radi...
233 
1948 UCH42 Triode-Hex... Rimlock ba... Common typ... Philips; E...
234 
1947 UCH41 Triode-Hex... Rimlock ba... J Common typ...
235 
1940 UCH4 Triode-Hep... Octal (Int... EU Common typ... Philips; E...
236 
1941 UCH21 Triode-Hep... Loctal-8, ... NL Philips; E... Philips; E...
237 
1948 UCH11g Triode-Hex... Telefunken...
238 
1939 UCH11 Triode-Hex... German Ste... EU Common typ... Telefunken...
239 
1950 UCF12 Triode-Pen... German Ste... Telefunken... Telefunken...
240 
1954 UCC85 Double Tri... Noval, B9A Common typ...
241 
1952 UC92 Triode, va... Miniatur-7... Common typ...
242 
1950 UBL71 Double Dio... Loctal-8, ...
243 
1948 UBL3 Double Dio... Europe sid... CDN Valvo Radi...
244 
1941 UBL21 Double Dio... Loctal-8, ... NL Common typ... Philips; E...
245 
1940 UBL1 Double Dio... Octal (Int... EU Common typ... Philips; E...
246 
1956 UBF89 Double Dio... Noval, B9A Common typ...
247 
1950 UBF80 Double Dio... Noval, B9A Common typ...
248 
1950 UBF15 Double Dio... German Ste... Telefunken... Telefunken...
249 
1948 UBF11g Double Dio... German Ste... Telefunken...
250 
1939 UBF11 Double Dio... German Ste... EU Common typ... Telefunken...
251 
1956 UBC81 Double Dio... Noval, B9A Common typ...
252 
1949 UBC41 Double Dio... Rimlock ba... Philips; E...
253 
1950 UB41 Double Diode Rimlock ba...
254 
1948 UAF42 Diode-Pent... Rimlock ba... Common typ...
255 
1947 UAF41 Diode-Pent... Rimlock ba... J Common typ...
256 
1952 UABC80 Triple Dio... Noval, B9A Common typ...
257 
1950 UAA11 Double Diode German Ste... Telefunken... Telefunken...
258 
1928 U9 High-vacuu... Europe 4-P... A Marconi-Os...
259 
1928 U8 Full-Wave ... Europe 4-P... A Osram-Valv...
260 
1925 U60 Gas Triode D Radioröhre...
261 
1929 U4100D Dual-Grid ... Europe 5-P... CDN Valvo Radi...
262 
1927 U410 Triode, va... Europe 4-P...
263 
1928 U409D_5pin Space Char... Europe "B5... Valvo Radi...
264 
1928 U409D Space Char... Europe 4-P... CDN Valvo Radi...
265 
1927 U408D Space Char... Europe 4-P... CDN Valvo Radi...
266 
1924 U30 High-vacuu... British-7-... A MO Valve C...
267 
1918 U2_Osram Half-Wave ... Wires Osram-Valv... Osram-Valv...
268 
1924 U220 Gas Triode D Radioröhre...
269 
1927 U208D Space Char... Europe 4-P... CDN Valvo Radi...
270 
1918 U1_Osram Half-Wave ... Wires Osram-Valv... Osram-Valv...
271 
1932 U1718D Dual-Grid ... Europe 5-P... CDN Valvo Radi...
272 
1924 U110 Gas Triode Europe 4-P... D Radioröhre... Radioröhre...
273 
1930 U10 Full-Wave ... Europe 4-P... A MO Valve C...
274 
1919 TypeA LOCKED OFF... UV-Base (4... Moorhead L... Moorhead L...
275 
1912 Triode_France Gas Triode Edison, si... F Métal; Fra...
276 
1925 Telotron Triode, va... Europe 4-P... CDN Radioröhre...
277 
1912 T_deForest Triode, va... Wires DeForest-T...
278 
1926 TS10 UNKNOWN Triotron (...
279 
1926 TR6E TRIODE (De... Europe 4-P... SER, AB Sv...
280 
1927 TP4_Vatea Triode, va... Europe 4-P...
281 
1927 TP3_Vita Triode, va... Europe 4-P... Vita; Buda...
282 
1927 TP3 Triode, va... Europe 4-P... GB VATEA; Bud...
283 
1927 TP2_Vatea Triode, va... Europe 4-P... VATEA; Bud...
284 
1989 TM_Replica Triode, va... Europe 4-P...
285 
1928 TM1003 Triode, va... Cyrnos (br...
286 
1936 TKL1_p8 Vacuum Pen... Europe sid... Tungsram; ...
287 
1934 TKL1_5pin Vacuum Pen... Europe 5-P... Tungsram; ... Telefunken...
288 
1936 TKF4 Vacuum Pen... Europe sid... Tungsram; ...
289 
1936 TKF3 Vacuum Pen... Europe sid... Tungsram; ...
290 
1936 TKDD1 Double Tri... Europe sid... Tungsram; ...
291 
1936 TKC3 Triode, va... Europe sid... Tungsram; ...
292 
1961 TK75 Reflex Kly... Loctal-8, ... Telefunken...
293 
1937 TH4A Triode-Hep... British-7-... TW Mullard Ra...
294 
1936 TEZ2 Full-Wave ... Europe sid... Tungsram; ... Philips; E...
295 
1936 TEF6 Vacuum Pen... Europe sid... Tungsram; ... Philips; E...
296 
1936 TEF5 Vacuum Pen... Europe sid... Tungsram; ... Philips; E...
297 
1936 TEBC3 Double Dio... Europe sid... Tungsram; ... Philips; E...
298 
1934 TCY2 High-vacuu... Europe sid... Tungsram; ...
299 
1936 TCL4 Vacuum Pen... Europe sid... Tungsram; ...
300 
1934 TCL2 Vacuum Pen... Europe sid... Tungsram; ...
301 
1935 TCH1_Tungsram HEXODE Europe sid... Tungsram; ...
302 
1935 TCF7 Vacuum Pen... Europe sid... Tungsram; ...
303 
1935 TCC2 Triode, va... Europe sid... Tungsram; ...
304 
1935 TCB2 Double Diode Europe sid... Tungsram; ...
305 
1935 TBC1 Double Dio... Europe sid... Dario (tub...
306 
1935 TAZ1 Full-Wave ... Europe sid... Tungsram; ...
307 
1936 TAL4 Vacuum Pen... Europe sid... Tungsram; ...
308 
1935 TAL2 Vacuum Pen... Europe sid... Tungsram; ... Philips; E...
309 
1935 TAL1 Vacuum Pen... Europe sid... Tungsram; ...
310 
1935 TAH1 HEXODE Europe sid... Tungsram; ...
311 
1935 TAF7 Vacuum Pen... Europe sid... Tungsram; ...
312 
1935 TAF3 Vacuum Pen... Europe sid... Tungsram; ...
313 
1936 TAD1 Triode, va... Europe sid... Tungsram; ...
314 
1935 TABC1 Double Dio... Europe sid... Tungsram; ...
315 
1935 TAB2 Double Diode Europe sid... Tungsram; ...
316 
1919 T5 Transmitti...
317 
1918 T4A Transmitti... Wires Osram-Valv... Osram-Valv...
318 
1918 T4 Transmitti...
319 
1917 T3_Osram Transmitti... Wires Osram-Valv... Osram-Valv...
320 
1922 T30_MO Transmitti... Europe 4-P... MO Valve C...
321 
1917 T2A Transmitti... Wires Osram-Valv... Osram-Valv...
322 
1922 T250_MO Transmitti... Wires MO Valve C...
323 
1927 T106 Triode, va... Europe 4-P... NL Radio-Reco... Radio-Reco...
324 
1917 T1 Transmitti... Marconi-Os...
325 
1940 Sutton_tube Reflex Kly...
326 
1924 Sodion_S14 Gas Triode UV-Base (4... Connecticu...
327 
1923 Sodion_S13 Gas Triode SPECIAL TU... Connecticu...
328 
1923 Sodion_S11 Gas Triode UV-Base (4... Connecticu... Connecticu...
329 
1946 Selectron COUNTING A... RCA (RCA V...
330 
1917 S_deForest Triode, va... Edison (ca... DeForest-T...
331 
1925 SX201A Triode, va... UX-Base (4... Sylvania (... GEC, Gener...
332 
1926 SX200A Gas Triode UX-Base (4... Sylvania (...
333 
1926 SV7 Triode, va... Europe 4-P... Triotron (...
334 
1926 SV10 Triode, va... Triotron (...
335 
1927 ST63 Triode, va... Europe 4-P... Scott - Ta...
336 
1927 ST62 Triode, va... Europe 4-P... Scott - Ta...
337 
1927 ST61B Triode, va... Europe 4-P... Scott - Ta...
338 
1927 ST61A Triode, va... Europe 4-P... Scott - Ta...
339 
1927 ST43 Triode, va... Europe 4-P... Scott - Ta...
340 
1927 ST42 Triode, va... Europe 4-P... Scott - Ta...
341 
1927 ST41 Triode, va... Europe 4-P... Scott - Ta...
342 
1927 ST23 Triode, va... Europe 4-P... Scott - Ta...
343 
1927 ST22 Triode, va... Europe 4-P... Scott - Ta...
344 
1927 ST21 Triode, va... Europe 4-P... Scott - Ta...
345 
1918 ST12 Triode, va... CDN TeKaDe (TK...
346 
1926 SS_Triotron Triode, va... Triotron (...
347 
1917 SSIII Screen-gri... Siemens; D...
348 
1917 SSII Screen-gri... Siemens; D...
349 
1917 SSI Screen-gri... Siemens; D...
350 
1926 SS4 TRIODE (De...
351 
1926 SP55/R Triode, va... Europe 4-P... Metropolit... Metropolit...
352 
1925 SP55/B Triode, va... Europe 4-P... Metropolit... Metropolit...
353 
1925 SP18/RR Triode, va... Europe 4-P... Metropolit...
354 
1925 SP18/R Triode, va... Europe 4-P... Metropolit... Metropolit...
355 
1925 SP18/G Triode, va... Europe 4-P... Metropolit...
356 
1925 SP18 Triode, va... Europe 4-P... Metropolit...
357 
1918 SE-1444_Moorhead Triode, va... UV-Base (4... Moorhead L... Moorhead L...
358 
1927 SE Transmitti... Nowak & Co...
359 
1927 S625 Screen-gri... SPECIAL TU... A MO Valve C... MO Valve C...
360 
1928 S610 Screen-gri... Europe 4-P... MO Valve C...
361 
1928 S410 Screen-gri... Europe 4-P... TW MO Valve C...
362 
1928 S215_Lutece Triode, va... Europe 5-P... Lutèce-Lum...
363 
1928 S215 Screen-gri... Europe 4-P... A MO Valve C...
364 
1928 S205 Triode, va... Lutèce-Lum...
365 
1928 S-Point8 Screen-gri... Europe 4-P... Marconi-Os...
366 
1913 Round_Type-C Gas Triode Swan-Bayon...
367 
1925 Reflex Triode, va... Europe 4-P... CDN Radioröhre...
368 
1926 Radion X-ray tube SPECIAL TU... Phönix Rön... Phönix Rön...
369 
1923 Radio-Secteur Triode, va... Europe 4-P... Métal; Fra...
370 
1927 R_deForest LOCKED OFF... DeForest-T...
371 
1983 R_Replica Triode, va... Europe 4-P... Nachbau un...
372 
1921 R_Radiotech Transmitti... La Radiote...
373 
1924 R_Penton Triode, va... Europe 4-P...
374 
1917 R_Moorhead Triode, va... Europe 4-P... Moorhead L...
375 
1922 R_Marconi Triode, va... Europe 4-P... MO Valve C...
376 
1916 R_England Triode, va... Europe 4-P... GB Common typ... BTH (B.T.H...
377 
1928 RV278 Transmitti... 4-sockets ... CDN Telefunken...
378 
1928 RV275 Triode, va... Europe 5-P... CDN Telefunken...
379 
1928 RV271 Triode, va... 4-sockets ... CDN Telefunken...
380 
1928 RV258 Triode, va... 4-sockets ... CDN Telefunken...
381 
1928 RV2500 Transmitti... SPECIAL TU... CDN Telefunken...
382 
1928 RV2400 Triode, va... Telefunken...
383 
1928 RV239 Triode, va... 4-sockets ... CDN Telefunken...
384 
1928 RV2300 Transmitti... SPECIAL TU... CDN Telefunken...
385 
1928 RV230 Transmitti... SPECIAL TU... CDN Telefunken...
386 
1928 RV218 Triode, va... 4-sockets ... CDN Telefunken...
387 
1937 RV12P2000 Vacuum Pen... Side conta... CDN Telefunken... Telefunken...
388 
1923 RT Transmitti... Dario (tub...
389 
1920 RS5 Transmitti... SPECIAL TU... CDN Telefunken...
390 
1926 RS4_Triotron Triode, va... Europe 4-P... D Triotron (...
391 
1920 RS4_Telefunken Transmitti... Telefunken... CDN Telefunken...
392 
1929 RS4141 Dual-Grid ... Europe "B5... CH Visseaux /...
393 
1920 RS3_Telefunken Transmitti... Telefunken...
394 
1917 RS30 Transmitti... Huth, Sign...
395 
1920 RS2_Telefunken Transmitti... Telefunken...
396 
1936 RS291 Transmitti... SPECIAL TU... Telefunken...
397 
1937 RS289spez Transmitti... Europe sid... CDN Telefunken...
398 
1937 RS289 Transmitti... Europe 5-P... CDN Telefunken...
399 
1937 RS276 Transmitti... Europe 4-P... CDN Telefunken...
400 
1926 RS2 TRIODE (De... Europe 4-P... D Triotron (...
401 
1918 RS17 Transmitti... TRANSMITTE... Telefunken...
402 
1917 RS15_Huth Transmitti... SPECIAL TU... Huth, Sign... Huth, Sign...
403 
1918 RS12 Transmitti... 4-sockets ... Telefunken... Telefunken...
404 
1920 RS1 Transmitti... TRANSMITTE... Telefunken...
405 
1927 RRR245 Full-Wave ... Europe 4-P... NL Radio-Reco...
406 
1927 RRR134 Half-Wave ... Europe 3-P... Radio-Reco...
407 
1928 RO4309 Triode, va... Europe 4-P... CH Visseaux /...
408 
1928 RO4305 Triode, va... Europe 4-P... CH Visseaux /...
409 
1929 RO4243 Vacuum Pen... Europe 4-P... CH Visseaux /...
410 
1928 RO4215 Triode, va... Europe 4-P... CH Visseaux /...
411 
1929 RO4206 Triode, va... Europe 4-P... CH Visseaux /...
412 
1929 RO4142 Screen-gri... Europe 4-P... CH Visseaux /...
413 
1929 RO4125 Triode, va... Europe 4-P... CH Visseaux /...
414 
1928 RO4109 Triode, va... Europe 4-P... CH Visseaux /...
415 
1928 RO4010 Triode, va... Europe 4-P... CH Visseaux /...
416 
1927 RO Transmitti... TRANSMITTE... DeForest-T... DeForest-T...
417 
1921 RMR Triode, va...
418 
1958 RH7C Triode, va... COAXIAL in... Siemens; D... Siemens; D...
419 
1929 RH4141 Dual-Grid ... Visseaux /...
420 
1929 RH4041 Space Char... Europe 4-P... CH Visseaux /...
421 
1929 RH4010 Triode, va... Visseaux /...
422 
1932 RGN564 Half-Wave ... Europe 3-P... CDN Telefunken...
423 
1929 RGN504 Full-Wave ... Europe 4-P... CDN Telefunken...
424 
1931 RGN4004 Full-Wave ... Europe 4-P... CDN Telefunken...
425 
1929 RGN354 Half-Wave ... Europe 3-P... CDN Telefunken...
426 
1931 RGN2504 Full-Wave ... Europe 4-P... CDN Telefunken...
427 
1931 RGN2005 Full-Wave ... Europe 4-P... CDN Telefunken...
428 
1928 RGN2004 Full-Wave ... Europe 4-P... Telefunken...
429 
1927 RGN1504 Full-Wave ... Europe 4-P... CDN Telefunken...
430 
1927 RGN1503 Full-Wave ... Europe 4-P... D Telefunken...
431 
1928 RGN1500 Full-Wave ... Europe 4-P... CDN Telefunken... Common typ...
432 
1930 RGN1404 Half-Wave ... Europe 4-P... CDN Telefunken...
433 
1928 RGN1304 Half-Wave ... Europe 4-P... D Telefunken...
434 
1928 RGN1203 Half-Wave ... CDN Telefunken...
435 
1932 RGN1064 Full-Wave ... Europe 4-P... CDN Telefunken...
436 
1929 RGN1054 Full-Wave ... Europe 4-P... CDN Telefunken...
437 
1928 REZ147 Double Tri... SPECIAL TU... CDN Telefunken...
438 
1928 REZ126 Double Tri... SPECIAL TU... CDN Telefunken...
439 
1933 RES964 Vacuum Pen... Europe 5-P... CDN Telefunken...
440 
1930 RES664d Vacuum Pen... Europe 5-P... CDN Telefunken...
441 
1931 RES374 Vacuum Pen... Europe 5-P... CDN Telefunken...
442 
1931 RES364 Vacuum Pen... Europe 5-P... CDN Telefunken...
443 
1931 RES174d Vacuum Pen... Europe 4-P... CDN Telefunken...
444 
1931 RES174 Vacuum Pen... Europe 5-P... Telefunken...
445 
1938 RES1664d Vacuum Pen... Europe 5-P... CDN Telefunken...
446 
1928 RES164d Vacuum Pen... Europe 4-P... D Telefunken...
447 
1928 RES094 Screen-gri... Europe 4-P... CDN Telefunken...
448 
1928 RES044 Screen-gri... Europe 4-P... CDN Telefunken...
449 
1928 RENZ2104 Double Tri... CDN Telefunken...
450 
1932 RENS351 Screen-gri... UY-Base, 5... Telefunken...
451 
1933 RENS1894 Vacuum Pen... Europe 5-P... CDN Telefunken...
452 
1933 RENS1884 Vacuum Pen... Europe 5-P... CDN Telefunken...
453 
1933 RENS1834 HEXODE Europe 7-P... CDN Telefunken... Telefunken...
454 
1933 RENS1824 HEXODE Europe 7-P... CDN Telefunken...
455 
1931 RENS1823d Vacuum Pen... Europe 5-P... CDN Telefunken...
456 
1931 RENS1820 Vacuum Pen... Europe 5-P... CDN Telefunken...
457 
1932 RENS1819 Screen-gri... Europe 5-P... CDN Telefunken...
458 
1932 RENS1818 Screen-gri... Europe 5-P... CDN Telefunken...
459 
1932 RENS1374d Vacuum Pen... Europe 5-P... CDN Telefunken...
460 
1933 RENS1294 Vacuum Pen... Europe 5-P... CDN Telefunken...
461 
1932 RENS1284 Vacuum Pen... Europe 5-P... CDN Telefunken...
462 
1932 RENS1274 Screen-gri... Europe 5-P... CDN Telefunken...
463 
1931 RENS1264 Screen-gri... Europe 5-P... CDN Telefunken...
464 
1933 RENS1254 Diode-Tetr... Europe 6-P... CDN Telefunken...
465 
1933 RENS1234 HEXODE Europe 7-P... CDN Telefunken... Telefunken...
466 
1933 RENS1224 HEXODE Europe 7-P... CDN Telefunken... Telefunken...
467 
1931 RENS1214 Screen-gri... Europe 5-P... CDN Telefunken...
468 
1927 RENS1204 Screen-gri... Europe 5-P... D Telefunken...
469 
1933 REN924 Diode-Triode Europe 5-P... CDN Telefunken...
470 
1933 REN914 Triode, va... Europe 5-P... CDN Telefunken...
471 
1929 REN904 Triode, va... Europe 5-P... D Telefunken...
472 
1928 REN804 Triode, va... Europe 5-P... Telefunken... Telefunken...
473 
1930 REN704d Dual-Grid ... Europe 4-P... CDN Telefunken...
474 
1928 REN601 Triode, va... Europe 4-P... CDN Telefunken...
475 
1928 REN511 Triode, va... Europe 4-P... CDN Telefunken...
476 
1928 REN501 Triode, va... Europe 4-P... CDN Telefunken...
477 
1928 REN2204 Triode, va... Europe 5-P... CDN Telefunken...
478 
1933 REN1826 Diode-Triode Europe 5-P... CDN Telefunken...
479 
1931 REN1822 Triode, va... Europe 5-P... CDN Telefunken...
480 
1931 REN1821 Triode, va... Europe 5-P... CDN Telefunken...
481 
1932 REN1817d Dual-Grid ... Europe 5-P... CDN Telefunken...
482 
1933 REN1814 Triode, va... Europe 5-P... CDN Telefunken...
483 
1926 REN1104 Triode, va... Europe 5-P... CDN Telefunken...
484 
1927 REN1004 Triode, va... Europe 5-P... CDN Telefunken...
485 
1924 RE97 Triode, va... Telefunken... CDN Telefunken...
486 
1924 RE96 Triode, va... Europe 4-P... CDN Telefunken...
487 
1925 RE95 Triode, va... Europe 4-P... CDN Telefunken...
488 
1990 RE89_Replica Triode, va... Europe 4-P... Homebrew -...
489 
1924 RE89 Triode, va... Europe 4-P... CDN Telefunken...
490 
1924 RE88 Triode, va... UV-Base (4... CDN Telefunken...
491 
1924 RE87 Space Char... Telefunken... CDN Telefunken...
492 
1924 RE86 Triode, va... Telefunken... CDN Telefunken...
493 
1924 RE84 Triode, va... Telefunken... CDN Telefunken... Siemens; D...
494 
1990 RE83_Replica Triode, va... Telefunken... Homebrew -...
495 
1924 RE83 Triode, va... Telefunken... CDN Telefunken...
496 
1924 RE82 Space Char... EU-Telepho... CDN Telefunken...
497 
1925 RE81 TRIODE (De... CDN Telefunken...
498 
1924 RE79 Triode, va... Europe 4-P... CDN Telefunken...
499 
1924 RE78 Triode, va... Telefunken... CDN Telefunken...
500 
1924 RE75 TRIODE (De... Europe 4-P... CDN Telefunken...
501 
1924 RE72 Triode, va... Telefunken... CDN Telefunken...
502 
1985 RE71_Replica Triode, va... Europe 4-P...
503 
1924 RE71 Triode, va... Europe 4-P... CDN Telefunken...
504 
1928 RE604 Triode, va... Europe 4-P... CDN Telefunken...
505 
1926 RE504t Triode, va... Telefunken... CDN Telefunken...
506 
1926 RE504 Triode, va... Europe 4-P... CDN Telefunken...
507 
1923 RE48 TRIODE (De... CDN Telefunken...
508 
1927 RE354 Triode, va... Europe 4-P... CDN Telefunken...
509 
1927 RE352 Triode, va... Europe 4-P... CDN Telefunken...
510 
1929 RE304 Triode, va... Europe 4-P... CDN Telefunken...
511 
1925 RE216 Screen-gri... CDN Telefunken...
512 
1925 RE212 Space Char... Europe 4-P... CDN Telefunken...
513 
1925 RE209 Triode, va... Europe 4-P... CDN Telefunken...
514 
1925 RE205 Triode, va... UV-Base (4... CDN Telefunken... Telefunken...
515 
1925 RE202 TRIODE (De... SPECIAL TU... CDN Telefunken...
516 
1926 RE154t Triode, va... Telefunken... CDN Telefunken...
517 
1926 RE154 Triode, va... Europe 4-P... D Telefunken...
518 
1926 RE152t Triode, va... Telefunken... CDN Telefunken...
519 
1926 RE152 Triode, va... Europe 4-P... CDN Telefunken...
520 
1926 RE144t TRIODE (De... Telefunken... CDN Telefunken...
521 
1926 RE144 Triode, va... Europe 4-P... CDN Telefunken...
522 
1926 RE134 Triode, va... Europe 4-P... D Telefunken...
523 
1927 RE124 Triode, va... Europe 4-P... CDN Telefunken...
524 
1928 RE122 Triode, va... Europe 4-P... CDN Telefunken...
525 
1985 RE11_Replica Triode, va... Telefunken...
526 
1918 RE11S Triode, va... Telefunken... Telefunken...
527 
1928 RE114 Triode, va... Europe 4-P... CDN Telefunken...
528 
1918 RE11 Triode, va... Telefunken... CDN Telefunken...
529 
1927 RE1 Space Char... EU-Telepho... CDN Telefunken...
530 
1927 RE084 Triode, va... Europe 4-P... CDN Telefunken...
531 
1928 RE074d Space Char... Europe 4-P... CDN Telefunken...
532 
1926 RE074 Triode, va... Europe 4-P... CDN Telefunken...
533 
1926 RE073d Space Char... Europe 4-P... CDN Telefunken...
534 
1926 RE072d Space Char... Europe 4-P... CDN Telefunken...
535 
1926 RE064t Triode, va... Telefunken... CDN Telefunken...
536 
1926 RE064 TRIODE (De... Europe 4-P... D Telefunken...
537 
1926 RE062t Triode, va... Telefunken... CDN Telefunken...
538 
1926 RE062 Triode, va... Europe 4-P... CDN Telefunken...
539 
1925 RE061 Triode, va... Europe 4-P... CDN Telefunken...
540 
1926 RE054 Triode, va... Europe 4-P... CDN Telefunken...
541 
1927 RE052t Triode, va... Telefunken... CDN Telefunken...
542 
1927 RE052 Triode, va... Europe 4-P... CDN Telefunken...
543 
1926 RE034 Triode, va... Europe 4-P... D Telefunken...
544 
1927 RCA30 LOCKED OFF... RCA (RCA V...
545 
1930 RCA232 LOCKED OFF... RCA (RCA V...
546 
1930 RCA231 LOCKED OFF... RCA (RCA V...
547 
1930 RCA230 Triode, va... RCA (RCA V...
548 
1923 RA_Mullard Triode, va... Europe 4-P... Mullard Ra...
549 
1920 RAC3 Triode, va... SPECIAL TU... Radio Audi... Radio Lamp...
550 
1922 RAC LOCKED OFF... MO Valve C...
551 
1929 R89 Vacuum Pen... Europe 5-P... CH Dario (tub...
552 
1926 R85 Triode, va... Europe 4-P... CH Dario (tub...
553 
1928 R80 Triode, va... Europe 4-P... CDN Dario (tub...
554 
1928 R77 Triode, va... Europe 4-P... CH Dario (tub...
555 
1928 R76 TRIODE (De... Europe 4-P... CH Dario (tub...
556 
1928 R75 Triode, va... Europe 4-P... CH Dario (tub...
557 
1920 R7 Triode, va... IS-1 (Inte... Mullard Ra...
558 
1927 R656 Triode, va... Europe 4-P... Dario (tub...
559 
1927 R655 Triode, va... Europe 4-P... Dario (tub...
560 
1927 R643 Dual-Grid ... Europe "B5... Dario (tub...
561 
1927 R636 Triode, va... Europe 4-P... Dario (tub...
562 
1925 R5V Triode, va... Europe 4-P... MO Valve C...
563 
1928 R56 Triode, va... Europe 4-P... CH La Radiote...
564 
1929 R500 Full-Wave ... CDN Rectron Gm...
565 
1919 R4C Triode, va... Europe 4-P... GEC, Gener...
566 
1922 R4B_BTH Triode, va... Europe 4-P... BTH (B.T.H...
567 
1928 R45 Full-Wave ... CDN Rectron Gm...
568 
1927 R44 Full-Wave ... Europe 4-P... CDN Rectron Gm...
569 
1925 R43 Dual-Grid ... Europe "B5... CH La Radiote...
570 
1926 R42 Triode, va... Europe 4-P... CH Dario (tub...
571 
1930 R4000 Full-Wave ... Europe 4-P... CDN Rectron Gm...
572 
1923 R3_RT Triode, va... Europe 4-P... La Radiote...
573 
1924 R36 Triode, va... Europe 4-P... CH La Radiote...
574 
1927 R33 Full-Wave ... Europe 4-P... CDN Rectron Gm...
575 
1924 R31 Triode, va... Europe 4-P... CH La Radiote...
576 
1930 R3000 Full-Wave ... Edison, si... CDN Rectron Gm...
577 
1918 R2A Gas Triode Europe 4-P... Osram-Valv...
578 
1924 R29 Triode, va... Europe 4-P... Dario (tub...
579 
1928 R250_Rectron Full-Wave ... Europe 4-P... Rectron Gm...
580 
1928 R250 Full-Wave ... Europe 4-P... CDN Radio-Reco...
581 
1924 R24 Triode, va... Europe 4-P... NL La Radiote...
582 
1927 R220 Full-Wave ... Europe 4-P... CDN Rectron Gm...
583 
1927 R22 Full-Wave ... Europe 4-P... CDN Rectron Gm... Rectron Gm...
584 
1927 R215 TRIODE (De... Europe 4-P... NL VATEA; Bud...
585 
1927 R202 Half-Wave ... Europe 4-P... NL Radio-Reco... Radio-Reco...
586 
1930 R2000 Half-Wave ... Edison, si... CDN Rectron Gm...
587 
1924 R15 Triode, va... Europe 4-P... CH La Radiote...
588 
1952 R120 Full-Wave ... Europe 4-P... Rectron Gm...
589 
1928 R110 Full-Wave ...
590 
1930 R1000/III Gas Rectif... CDN Rectron Gm...
591 
1929 R1000 Full-Wave ... Europe 4-P... CDN Rectron Gm...
592 
1932 R1 Full-Wave ... Europe 4-P... ROK Common typ...
593 
1930 R0771 High-vacuu... UX-Base (4... CDN Rectron Gm...
594 
1930 R0481 Half-Wave ... Europe 4-P... CDN Rectron Gm...
595 
1930 R0446 High-vacuu... Europe 4-P... CDN Rectron Gm...
596 
1930 R0437 Full-Wave ... Europe 4-P... CDN Rectron Gm...
597 
1930 R0431 Full-Wave ... Europe 4-P... CDN Rectron Gm...
598 
1930 R0424 Half-Wave ... Europe 4-P... CDN Rectron Gm...
599 
1930 R0423 Full-Wave ... Europe 4-P... CDN Rectron Gm...
600 
1930 R0337 Full-Wave ... Europe 4-P... CDN Rectron Gm...
601 
1921 Q_Philips Space Char... Europe 4-P... Philips; E... Philips; E...
602 
1916 Q_Marconi Triode, va... No base Marconi's ...
603 
1934 QP240 Double Pen... B9 British... ZA Common typ...
604 
1925 Pyramid-2 Triode, va... Radions Lt...
605 
1925 Pyramid-1 Triode, va... Radions Lt...
606 
1927 Polytron-4fach Quad Triode SPECIAL TU... D Spanner Gm... Spanner Gm...
607 
1928 Ph515B Triode, va... Europe 4-P... Lutèce-Lum...
608 
1928 Ph515A Triode, va... Europe 4-P... Lutèce-Lum...
609 
1914 Papaleksi_3 Gas Triode Swan-Bajon... Russische ... Russische ...
610 
1914 Papaleksi_2 Gas Triode Swan-Bajon... Russische ... Russische ...
611 
1914 Papaleksi Gas Triode Swan-Bajon... Russische ... Russische ...
612 
1926 P_deForest LOCKED OFF... DeForest-T...
613 
1957 PY88 Damper, bo... Noval, B9A Common typ...
614 
1952 PY83 Damper, bo... Noval, B9A Common typ...
615 
1951 PY82 Half-Wave ... Noval, B9A Common typ...
616 
1951 PY81 Damper, bo... Noval, B9A Common typ...
617 
1950 PY80 Damper, bo... Noval, B9A Common typ...
618 
1937 PX5 Triode, va... Europe 4-P... A Common typ...
619 
1930 PV801 Triode, va... Celsior; F...
620 
1927 PV2_Nowak Triode, va... Nowak & Co...
621 
1924 PV2_Ediswan Triode, va... Europe 4-P... Ediswan, S... Ediswan, S...
622 
1927 PV1_Nowak Triode, va... Nowak & Co...
623 
1930 PU10.02 Triode, va... Celsior; F...
624 
1932 PT41B Vacuum Pen... Europe 5-P... A Cossor, A....
625 
1932 PT41 Vacuum Pen... Europe 5-P... A Cossor, A....
626 
1928 PT235 Vacuum Pen... Europe 5-P... A Marconi-Os...
627 
1929 PT225 Vacuum Pen... Europe 5-P... A Lissen Ltd...
628 
1928 PT.8 Vacuum Pen... Europe 4-P... A MO Valve C...
629 
1919 PR1 Triode, va... Europe 4-P... Tversk Sta... Tversk Sta...
630 
1926 PR High-vacuu... SPECIAL TU... DeForest-T... DeForest-T...
631 
1929 PP430 Vacuum Pen... Europe 5-P... TW Tungsram; ...
632 
1926 PO Transmitti... SPECIAL TU... DeForest-T... DeForest-T...
633 
1958 PM84 Mag. bar t... Noval, B9A Common typ...
634 
1930 PM256A Triode, va... Europe 4-P... Mullard Ra...
635 
1960 PLL80 Double Bea... Noval, B9A Lorenz; Be...
636 
1956 PL84 Vacuum Pen... Noval, B9A Common typ...
637 
1950 PL83 Vacuum Pen... Noval, B9A Common typ...
638 
1951 PL82 Vacuum Pen... Noval, B9A Common typ...
639 
1950 PL81 Beam Power... Noval, B9A Common typ...
640 
1966 PL805 Beam Power... Noval, B9A Common typ...
641 
1966 PL802 Beam Power... Noval, B9A EU Common typ...
642 
1970 PL519 Beam Power... Magnoval (... Common typ...
643 
1966 PL509 Beam Power... Magnoval (... Common typ...
644 
1966 PL508 Beam Power... Magnoval (... Common typ...
645 
1966 PL505 Beam Power... Magnoval (... Common typ...
646 
1966 PL504 Beam Power... Magnoval (... Common typ...
647 
1960 PL500 Beam Power... Magnoval (... Common typ...
648 
1955 PL36 Beam Power... Octal (Int... Common typ...
649 
1961 PL300 Beam Power... Common typ...
650 
1964 PFL200 Double Pen... Dekal, B10C Common typ...
651 
1959 PF86 Vacuum Pen... Common typ...
652 
1966 PD500 Triode, va... Magnoval (... Common typ...
653 
1960 PCL86 Triode-Bea... Noval, B9A Common typ...
654 
1961 PCL85 Triode-Bea... Noval, B9A Common typ...
655 
1957 PCL84 Triode-Pen... Noval, B9A Common typ...
656 
1955 PCL82 Triode-Bea... Noval, B9A Common typ...
657 
1951 PCL81 Triode-Bea... Noval, B9A Telefunken... Telefunken...
658 
1968 PCL805 Triode-Bea... Noval, B9A Common typ...
659 
1965 PCL200 Triode-Bea... Dekal, B10C Common typ...
660 
1964 PCH200 Triode-Hep... Dekal, B10C Common typ...
661 
1961 PCF86 Triode-Pen... Noval, B9A Mullard Ra...
662 
1953 PCF82 Triode-Pen... Noval, B9A Common typ...
663 
1963 PCF803 Triode-Pen... Noval, B9A
664 
1962 PCF802 Triode-Pen... Noval, B9A
665 
1962 PCF801 Triode-Pen... Noval, B9A
666 
1953 PCF80 Triode-Pen... Noval, B9A Common typ...
667 
1964 PCF200 Triode-Pen... Dekal, B10C Common typ...
668 
1957 PCC88 Double Tri... Noval, B9A Common typ...
669 
1953 PCC85 Double Tri... Noval, B9A Common typ...
670 
1953 PCC84 Double Tri... Noval, B9A Common typ...
671 
1960 PCC189 Double Tri... Noval, B9A Common typ...
672 
1962 PC97 Triode, va... Miniatur-7... Common typ...
673 
1960 PC96 Triode, va... Miniatur-7... Funkwerk E...
674 
1962 PC95 Triode, va... Miniatur-7... Common typ...
675 
1963 PC900 Triode, va... Miniatur-7... Common typ...
676 
1961 PC88 Triode, va... Noval, B9A Common typ...
677 
1958 PC86 Triode, va... Noval, B9A Common typ...
678 
1952 PABC80 Triple Dio... Noval, B9A Common typ...
679 
1923 PA2_Mullard Triode, va... Europe 4-P... Mullard Ra... Mullard Ra...
680 
1923 PA1_Mullard Triode, va... Europe 4-P... Mullard Ra... Mullard Ra...
681 
1928 P625A Triode, va... Europe 4-P... CH Common typ...
682 
1928 P625 Triode, va... Europe 4-P... A MO Valve C... MO Valve C...
683 
1928 P425 Triode, va... UX-Base (4... D Marconi-Os... Common typ...
684 
1928 P405 Triode, va... Europe 4-P... Lutèce-Lum...
685 
1928 P403 Triode, va... Europe 4-P... Lutèce-Lum...
686 
1944 P2d Vacuum Pen... SPECIAL TU... BBC - Brow...
687 
1929 P220_Lissen Triode, va... Europe 4-P... Lissen Ltd...
688 
1928 P-Point8 Triode, va... Europe 4-P... Marconi's ...
689 
1918 O_Western Triode, va... UV-Base (4...
690 
1938 OSW3121 Full-Wave ... German Ste... Werk für F...
691 
1935 OSW3119 Vacuum Pen... Europe sid... Werk für F...
692 
1935 OSW3118 Full-Wave ... Europe sid... Werk für F...
693 
1936 OSW3103 Vacuum Pen... Europe sid... Werk für F...
694 
1923 ORA-B Triode, va... IS-1 (Inte... Mullard Ra...
695 
1922 ORA-A Triode, va... Europe 4-P... Mullard Ra...
696 
1922 ORA Triode, va... Europe 4-P... Mullard Ra...
697 
1924 ONE-VOLT-ORA Triode, va... Europe 4-P... Mullard Ra...
698 
1920 Neuvron-A Transmitti... Métal; Fra...
699 
1930 NZ4200 Double Tri... Valvo Radi...
700 
1927 NZ420 Double Tri... SPECIAL TU... CDN Valvo Radi...
701 
1931 NY68 Vacuum Pen... UY-Base, 5... National U...
702 
1931 NY67 Triode, va... UY-Base, 5... National U...
703 
1931 NY65 Vacuum Pen... UY-Base, 5... National U...
704 
1930 NY64 Screen-gri... UY-Base, 5... National U...
705 
1932 NVS4 Screen-gri... Europe 5-P... D Sator (bra...
706 
1939 NT57T Transmitti... Wires A Common typ...
707 
1917 NT1 Transmitti... A Osram-Valv...
708 
1932 NSS4 Screen-gri... Europe 5-P... Sator (bra...
709 
1935 NH1 HEXODE SPECIAL TU... Telefunken... Telefunken...
710 
1931 NC4a Screen-gri... Europe 5-P... D Sator (bra...
711 
1953 N709 Vacuum Pen... MO Valve C...
712 
1927 N406 Triode, va... Europe 4-P... CDN Valvo Radi...
713 
1947 N17 Vacuum Pen... Miniatur-7...
714 
1951 N154 Vacuum Pen... Noval, B9A
715 
1951 N153 Vacuum Pen... Noval, B9A
716 
1951 N152 Beam Power... Noval, B9A
717 
1955 N119 Vacuum Pen... Noval, B9A
718 
1926 Multivalve Triple Tri... SPECIAL TU... Emerson Ra... Cleartron ...
719 
1916 Moorhead_Ext_Grid Gas Triode Wires Moorhead L... Moorhead L...
720 
1915 Moorhead_1 Gas Triode Wires Moorhead L... Moorhead L...
721 
1927 Mikrotron Full-Wave ... Europe 4-P... Valvo Radi...
722 
1927 Mikro TRIODE (De... Europe 4-P... CDN Hova-Röhre...
723 
1925 Micro-Bigril_R43 Dual-Grid ... Europe "B5... La Radiote... Dario (tub...
724 
1925 Micro-Bigril Dual-Grid ... Europe "B5... La Radiote... Dario (tub...
725 
1915 Messerkontaktröhre TRIODE (De... Blade cont... D UNBEKANNTE...
726 
1955 Memotron Storage Os... Diheptal (... Hughes Air...
727 
1917 Mc Triode, va... Blade cont... D Siemens; D...
728 
1914 M_Western Triode, va... UV-Base (4... Western El...
729 
1917 M_Schott TRIODE (De... Telefunken... D Schott und... Schott und...
730 
1927 M_Ediswan UNKNOWN Europe 4-P... Ediswan, S...
731 
1950 MW22-16 Television... Duodecal (... Mullard Ra...
732 
1930 MW125 Triode, va... CDN Valvo Radi...
733 
1922 MT7B Transmitti... Wires Osram-Valv... Marconi's ...
734 
1922 MT7A Transmitti... TRANSMITTE... Osram-Valv... Marconi's ...
735 
1919 MT6 Transmitti... TRANSMITTE... Ediswan, S... Marconi's ...
736 
1919 MT5B Transmitti... TRANSMITTE... Ediswan, S... Marconi's ...
737 
1919 MT4_var Transmitti... Ediswan, S... Marconi's ...
738 
1919 MT4 Transmitti... Wires Ediswan, S... Marconi's ...
739 
1919 MT3F Transmitti... TRANSMITTE... Ediswan, S... Marconi's ...
740 
1919 MT3 Transmitti... TRANSMITTE... Ediswan, S... Marconi's ...
741 
1919 MT2C Transmitti... TRANSMITTE... Ediswan, S... Marconi's ...
742 
1919 MT2 Transmitti... TRANSMITTE... Ediswan, S... Marconi's ...
743 
1919 MT1_MOV Transmitti... Wires Marconi-Os... Marconi's ...
744 
1919 MT1_Ediswan Transmitti... Ediswan, S... Marconi's ...
745 
1918 MSII Transmitti... TRANSMITTE... CHF Müller...
746 
1918 MSI Transmitti... CHF Müller...
747 
1949 MSC2 Triode, va... Wires Hiller, A.... Hiller, A....
748 
1922 MR4_MOV Half-Wave ... Wires MO Valve C... Osram-Valv...
749 
1925 MOG TRIODE (De... Lorenz; Be...
750 
1933 MO44 Double Tet... Europe 7-P... CDN Loewe-(Opt...
751 
1947 ML5658 Transmitte... ROK Machlett L...
752 
1936 MEB4 Double Diode Europe sid... Marconi-Os... Philips; E...
753 
1930 ME1520 Triode, va... Celsior; F...
754 
1930 MA125 TRIODE (De... CDN Valvo Radi...
755 
1927 M72 Triode, va... Europe 4-P... NL Radio-Reco... Radio-Reco...
756 
1927 M350 Triode, va... Europe 4-P... NL Radio-Reco...
757 
1927 M300 Triode, va... Europe 4-P... NL Radio-Reco... Radio-Reco...
758 
1927 M15 Triode, va... Europe 4-P... NL Radio-Reco... Radio-Reco...
759 
1927 M144 Triode, va... Europe 4-P... NL Radio-Reco...
760 
1963 M130/1D Ionisation... Octal (Int... Standard T...
761 
1927 M104 Triode, va... Europe 4-P... NL Radio-Reco... Radio-Reco...
762 
1912 Liebenröhre_Telefunk Gas Triode Telefunken... D AEG (Radio...
763 
1913 Liebenröhre_S&Hgross Gas Triode SPECIAL TU... D Siemens; D...
764 
1911 Liebenröhre_Prototyp Gas Triode Edison big... A von Lieben...
765 
1913 Liebenröhre_AEGklein Gas Triode D AEG (Radio...
766 
1912 Liebenröhre_AEGgross Gas Triode Telefunken... D AEG (Radio...
767 
1912 Liebenröhre Gas Triode Telefunken...
768 
1912 Lieben-Einrohr-Verst Gas Triode von Lieben...
769 
1915 L_Western Triode, va... UV-Base (4... Western El...
770 
1920 LVB Gas Triode Edison med... Heussen, M...
771 
1925 LV3,5/220 Triode, va... Lorenz; Be...
772 
1925 LV0,27/90 Triode, va... Telefunken... Lorenz; Be...
773 
1925 LV0,1/50 Triode, va... Telefunken... Lorenz; Be...
774 
1921 LT1 Triode, va... Europe 4-P... GB MO Valve C...
775 
1926 LSS_Triotron Triode, va... Europe 4-P... Triotron (... Triotron (...
776 
1928 LS6A Triode, va... Europe 4-P... MO Valve C...
777 
1923 LS5 Triode, va... Europe 4-P... A Marconi-Os...
778 
1923 LS3_MO Triode, va... Europe 4-P... Marconi-Os...
779 
1925 LS2_MO Triode, va... Europe 4-P... Mullard Ra...
780 
1925 LS1_MO Triode, va... Europe 4-P... MO Valve C...
781 
1910 LRS_Relais Gas Triode AEG (Radio...
782 
1925 LO9 Triode, va... Lorenz; Be...
783 
1925 LO6 Triode, va... Lorenz; Be...
784 
1925 LO0,1/50 Triode, va... Lorenz; Be...
785 
1928 LK8100 Triode, va... Europe 4-P... Valvo Radi...
786 
1932 LK7115 Triode, va... Europe 4-P... CDN Valvo Radi...
787 
1932 LK7110 Triode, va... SPECIAL TU... CDN Valvo Radi...
788 
1928 LK460 Triode, va... Europe 4-P... CDN Valvo Radi...
789 
1929 LK430 Triode, va... Europe 4-P... CDN Valvo Radi...
790 
1930 LK4200 Triode, va... Europe 4-P... CDN Valvo Radi...
791 
1928 LK4130 Triode, va... SPECIAL TU... CDN Valvo Radi...
792 
1930 LK4110 Triode, va... Europe 4-P... CDN Valvo Radi...
793 
1928 LK4100 Triode, va... Europe 4-P... CDN Valvo Radi...
794 
1924 LF_green Triode, va... Europe 4-P... Mullard Ra...
795 
1923 LF_double_green_D3 Triode, va... Europe 4-P... Mullard Ra...
796 
1924 LF-ORA Triode, va... Mullard Ra...
797 
1924 LE244 Triode, va... Europe 4-P... D Huth, Sign...
798 
1923 LE229 TRIODE (De... Huth, Sign...
799 
1928 LAP513 Vacuum Pen... Europe 5-P... CDN Loewe-(Opt...
800 
1924 LA75 Triode, va... Europe 4-P... CDN Loewe-(Opt...
801 
1924 LA74 Triode, va... Europe 4-P... CDN Loewe-(Opt...
802 
1930 LA203 Triode, va... Europe 5-P... CDN Loewe-(Opt...
803 
1925 LA101 Triode, va... Europe 4-P... CDN Loewe-(Opt...
804 
1938 L63 Triode, va... Octal (Int... A MO Valve C... MO Valve C...
805 
1930 L510D Vacuum Pen... Europe 4-P... CDN Valvo Radi...
806 
1933 L496D Vacuum Pen... Europe 5-P... CDN Valvo Radi...
807 
1930 L495D Vacuum Pen... Europe 5-P... CDN Valvo Radi...
808 
1930 L491D Vacuum Pen... Europe 5-P... CDN Valvo Radi...
809 
1929 L490D Vacuum Pen... Europe 5-P... CDN Valvo Radi...
810 
1931 L427D Vacuum Pen... Europe 5-P... CDN Valvo Radi...
811 
1929 L425D Vacuum Pen... Europe 5-P... CDN Valvo Radi...
812 
1928 L4180 Triode, va... Europe 4-P... CDN Valvo Radi...
813 
1927 L418 TRIODE (De... Europe 4-P... D Nowak & Co...
814 
1930 L416Ds Vacuum Pen...
815 
1930 L416D Vacuum Pen... Europe 5-P... CDN Valvo Radi...
816 
1928 L415D Vacuum Pen... Europe 4-P... CDN Valvo Radi...
817 
1932 L4150D Vacuum Pen... Europe 5-P... CDN Valvo Radi...
818 
1927 L415 Triode, va... Europe 4-P... TW Valvo Radi...
819 
1927 L414 Triode, va... Europe 4-P... TW Valvo Radi...
820 
1930 L413S Triode, va... Europe 4-P... Valvo Radi...
821 
1928 L413 Triode, va... Europe 4-P... CDN Valvo Radi...
822 
1929 L4100 Triode, va... Europe 5-P... CDN Valvo Radi...
823 
1927 L410 Triode, va... Europe 4-P... A Valvo Radi...
824 
1927 L25 Triode, va... Europe 4-P... Kremenezky...
825 
1931 L2318D Vacuum Pen... Europe 5-P... CDN Valvo Radi...
826 
1931 L2218 Triode, va... Europe 5-P... CDN Valvo Radi...
827 
1927 L215 Triode, va... Europe 4-P... CDN Valvo Radi...
828 
1928 L160D Vacuum Pen... Europe 4-P... CDN Valvo Radi...
829 
1928 L160 Triode, va... Europe 4-P... CDN Valvo Radi...
830 
1925 L09 LOCKED OFF... Lorenz; Be...
831 
1925 L06 LOCKED OFF... Lorenz; Be...
832 
1925 K_Schott Triode, va... Telefunken... Schott und... Schott und...
833 
1920 K_Mul Triode, va... Europe 4-P... Mullard Ra... Mullard Ra...
834 
1927 K_CeCo Triode, va... UX-Base (4... CeCo (tube... CeCo (tube...
835 
1938 KTZ41 Vacuum Pen... British-7-... A MO Valve C...
836 
1938 KT33 Screen-gri... Octal (Int... A MO Valve C...
837 
1939 KL5 Vacuum Pen... Europe sid... EU Common typ...
838 
1936 KL4 Vacuum Pen... Europe sid... EU Common typ...
839 
1935 KL2 Vacuum Pen... Europe sid... EU Common typ...
840 
1936 KL1_sidecontact Vacuum Pen... Europe sid... EU Common typ...
841 
1928 KL1_MO Triode, va... Europe 4-P... Marconi-Os...
842 
1934 KL1_5pin Vacuum Pen... Europe 5-P... EU Common typ... Telefunken...
843 
1935 KK2 OCTODE Europe sid... EU Common typ...
844 
1927 KH1_MO Triode, va... Europe 4-P... Marconi-Os...
845 
1938 KH1 HEXODE Europe sid... EU Common typ... Philips; E...
846 
1935 KF8 Vacuum Pen... Europe sid... EU Common typ...
847 
1935 KF7 Vacuum Pen... Europe sid... EU Common typ...
848 
1936 KF4 Vacuum Pen... Europe sid... EU Common typ...
849 
1936 KF3_7pin Vacuum Pen... British-7-...
850 
1936 KF3 Vacuum Pen... Europe sid... EU Common typ...
851 
1934 KF2 Vacuum Pen... Europe 7-P... ZA Common typ...
852 
1936 KDD1 Double Tri... Europe sid... EU Common typ...
853 
1939 KCH1 Triode-Hex... Europe sid... EU Common typ... Telefunken...
854 
1939 KC4 Triode, va... Europe sid... EU Common typ... Philips; E...
855 
1936 KC3 Triode, va... Europe sid... EU Common typ...
856 
1936 KC1_p8 Triode, va... Europe sid... EU Common typ...
857 
1934 KC1_4pin Triode, va... Europe 4-P... EU Common typ... Telefunken...
858 
1934 KBC1 Double Dio... Europe sid... EU Common typ...
859 
1936 KB2 Double Diode Europe sid... EU Common typ...
860 
1935 KB1 Double Diode Europe sid... EU Common typ...
861 
1917 K6 Triode, va... D AEG (Radio...
862 
1925 K4_Thorpe Space Char... SPECIAL TU...
863 
1924 K1_Thorpe Triode, va... Europe 4-P... Thorpe Rad... Thorpe Rad...
864 
1957 JP9-7D Pulse magn... Mullard Ra...
865 
1926 J71 Triode, va... UX-Base (4... CeCo (tube... General El...
866 
1921 J-117-Connecticut Gas Triode Connecticu...
867 
1918 Ideezet Gas Triode Edison med... NL Ideezet tu... Philips; E...
868 
1927 Ia Triode, va... Nowak & Co...
869 
1926 I_Western Transmitti... Western El...
870 
1927 I_Nowak Triode, va... Nowak & Co...
871 
1927 IIa Triode, va... Europe 4-P... Nowak & Co...
872 
1927 IIIa Triode, va... Europe 4-P... Nowak & Co...
873 
1927 III Triode, va... Europe 4-P... Nowak & Co...
874 
1927 II TRIODE (De... Europe 4-P... Nowak & Co...
875 
1921 I-T-E-V Triode, va... Europe 4-P...
876 
1917 Holland Gas Triode Edison med... NL Holland (t... Holland (t...
877 
1926 H_DeForest Transmitti... Wires DeForest-T... DeForest-T...
878 
1926 H_CeCo Gas Triode UX-Base (4... CeCo (tube... General El...
879 
1928 HZ420 Double Tri... SPECIAL TU... CDN Valvo Radi...
880 
1951 HY90 Half-Wave ... Miniatur-7... Common typ...
881 
1937 HVR2 Half-Wave ... Europe 4-P... A Mullard Ra...
882 
1926 HR High-vacuu... Wires DeForest-T... DeForest-T...
883 
1952 HM85 Mag. Fan, ... Noval, B9A Lorenz; Be...
884 
1951 HM71 Mag. Fan, ... Loctal-8, ... Lorenz; Be...
885 
1932 HLA1 Triode, va... Europe 5-P... Standard T...
886 
1950 HL90 Beam Power... Miniatur-7... Common typ...
887 
1928 HL610 Triode, va... Europe 4-P... CH Common typ...
888 
1925 HL565 Triode, va... Europe 4-P... Burndept L... Burndept L...
889 
1925 HL512 Triode, va... Europe 4-P... Burndept L...
890 
1929 HL410 Triode, va... Europe 4-P... CH Common typ...
891 
1928 HL210 Triode, va... Europe 4-P... CH Common typ...
892 
1928 HL0.8 Triode, va... Europe 4-P... Marconi-Os...
893 
1928 HL-Point8 Triode, va... Europe 4-P... Marconi's ...
894 
1950 HK90 Pentagrid-... Miniatur-7... Common typ...
895 
1925 HF_Fotos Triode, va... Grammont (...
896 
1950 HF94 Vacuum Pen... Miniatur-7... Common typ...
897 
1950 HF93 Vacuum Pen... Miniatur-7... Common typ...
898 
1928 HF30 MULTI-SYST... Loewe Bajo... CDN Loewe-(Opt... Loewe-(Opt...
899 
1929 HF29_klar MULTI-SYST... Loewe Bajo... CDN Loewe-(Opt... Loewe-(Opt...
900 
1924 HE6 Triode, va... Europe 4-P...
901 
1924 HE4 Triode, va... Europe 4-P...
902 
1938 HD23 Double Dio... Europe 5-P... A MO Valve C...
903 
1952 HCH81 Triode-Hep... Noval, B9A Common typ...
904 
1950 HBC91 Double Dio... Miniatur-7... Common typ...
905 
1952 HABC80 Triple Dio... Noval, B9A Common typ...
906 
1937 H63 Triode, va... Octal (Int... ZA Common typ...
907 
1928 H430 Triode, va... Europe 4-P... Lutèce-Lum...
908 
1933 H4129D Vacuum Pen... Europe 5-P... CDN Valvo Radi...
909 
1933 H4128D Vacuum Pen... Europe 5-P... CDN Valvo Radi...
910 
1932 H4125D Screen-gri... Europe 5-P... CDN Valvo Radi...
911 
1927 H412 Triode, va... Europe 4-P... D Triotron (...
912 
1933 H4115D Screen-gri... Europe 5-P... CDN Valvo Radi...
913 
1932 H4111D Screen-gri... Europe 5-P... CDN Valvo Radi...
914 
1930 H410D Screen-gri... Europe 4-P... CDN Valvo Radi...
915 
1928 H4100spez TRIODE (De... Europe 5-P... CDN Valvo Radi...
916 
1928 H4100D Screen-gri... Europe 5-P... CDN Valvo Radi...
917 
1929 H410 Triode, va... Europe 4-P... A Marconi-Os...
918 
1929 H4080D Screen-gri... Europe 5-P... CDN Valvo Radi...
919 
1929 H407spez TRIODE (De... Europe 4-P... CDN Valvo Radi...
920 
1926 H406_Neutron Triode, va... Europe 4-P... Neutron Lt...
921 
1930 H406Ds UNKNOWN
922 
1928 H406D Screen-gri... Europe 4-P... CDN Valvo Radi...
923 
1926 H406 Triode, va... Europe 4-P... CDN Valvo Radi...
924 
1933 H2618D Vacuum Pen... Europe 5-P... CDN Valvo Radi...
925 
1929 H210 Triode, va... Europe 4-P... ZA Common typ...
926 
1927 H206 TRIODE (De... Europe 4-P... CDN Valvo Radi...
927 
1931 H2018D Vacuum Pen... Europe 5-P... CDN Valvo Radi...
928 
1932 H1918D Screen-gri... Europe 5-P... CDN Valvo Radi...
929 
1932 H1818D Screen-gri... Europe 5-P... CDN Valvo Radi...
930 
1928 H125D Screen-gri... Europe 4-P... CDN Valvo Radi...
931 
1928 H125 Triode, va... Europe 4-P... CDN Valvo Radi...
932 
1928 H0.8 Triode, va... Europe 4-P... Marconi-Os...
933 
1928 H-Point8 Triode, va... Europe 4-P... Marconi's ...
934 
1917 Gorizia Gas Triode Europe 4-P... Longoni, G... Majorana, ...
935 
1918 Gleichrichter_klein Gas Rectif... Edison big... D Telefunken...
936 
1918 Gleichrichter_gross Full-Wave ... Edison big... D Telefunken...
937 
1920 G_Western Transmitti... Jumbo 4-pi... Western El... Western El...
938 
1918 G_Pliotron Triode, va... General El... General El...
939 
1919 G_Moorhead Triode, va... Europe 4-P... Moorhead L... Moorhead L...
940 
1926 G_CeCo Triode, va... UX-Base (4... CeCo (tube... General El...
941 
1948 GZ40 Full-Wave ... Common typ...
942 
1954 GZ34 Full-Wave ... Octal (Int... Common typ...
943 
1927 GT138 Half-Wave ... Europe 3-P... CDN TeKaDe (TK...
944 
1927 GT130 Full-Wave ... Europe 4-P... CDN TeKaDe (TK...
945 
1926 GP Triode, va... Europe 4-P... Radions Lt... Radions Lt...
946 
1929 GL6e Full-Wave ... SPECIAL TU... CDN Siemens; D...
947 
1948 GL5720 Thyratron UX-Base (4... General El... General El...
948 
1946 GL5560 Thyratron General El... General El...
949 
1946 GL5559 Thyratron UX-Base (4... General El... General El...
950 
1932 GL4/1D Full-Wave ... Europe 4-P... Sator (bra...
951 
1929 GL3e Full-Wave ... SPECIAL TU... CDN Siemens; D...
952 
1956 GK50 Thyratron ... Miniatur-7... Ferranti, GB
953 
1956 GK20 Thyratron ... Miniatur-7... Ferranti, GB
954 
1924 GF Triode, va... Europe 4-P... Métal; Fra...
955 
1929 G715 Half-Wave ... Europe 4-P... CDN Valvo Radi...
956 
1928 G650_Splendor Full-Wave ... Europe 4-P... Splendor L... Splendor L...
957 
1929 G495 Half-Wave ... Europe 3-P... CDN Valvo Radi...
958 
1929 G490 Full-Wave ... Europe 4-P... CDN Valvo Radi...
959 
1930 G460 Full-Wave ... Europe 4-P... CDN Valvo Radi...
960 
1930 G430 Full-Wave ... Europe 4-P... CDN Valvo Radi...
961 
1930 G425 Half-Wave ... Europe 4-P... CDN Valvo Radi...
962 
1929 G4200 Full-Wave ... Europe 4-P... CDN Valvo Radi...
963 
1929 G3140 High-vacuu... Europe 4-P... NL Philips; E...
964 
1930 G2340 Gas Rectif... Europe 4-P... CDN Valvo Radi...
965 
1930 G2200 Gas Rectif... Europe 4-P... CDN Valvo Radi...
966 
1936 G1404 Half-Wave ... Europe 4-P... CDN Valvo Radi...
967 
1928 G112_Lutece Triode, va... Lutèce-Lum...
968 
1929 Four-In-One Quad Triode SPECIAL TU... Quadruple ... Quadruple ...
969 
1910 Flemingdiode-France SINGLE-DIO... F Métal; Fra...
970 
1904 Fleming_exp SINGLE-DIO... Wires Fleming - ... Fleming - ...
971 
1906 Fleming_Oscillation SINGLE-DIO... Edison med... GB Fleming - ... Fleming - ...
972 
1922 F_Philips Triode, va... Europe 4-P... Philips; E... Philips; E...
973 
1919 F_Moorhead Gas Triode Europe 4-P... Moorhead L...
974 
1926 F_CeCo Triode, va... UX-Base (4... CeCo (tube... Westinghou...
975 
1934 FZ1 Full-Wave ... Europe sid... EU Common typ... Philips; E...
976 
1925 FER2_4Volt Triode, va... Europe 4-P... Louden Val...
977 
1925 FER1_4Volt Triode, va... Europe 4-P... Louden Val...
978 
1937 FEM Field Emis... Edison big... Leybold; D...
979 
1925 FE3_MO Space Char... Europe 4-P... Marconi-Os...
980 
1925 FE2_Louden Triode, va... Europe 4-P...
981 
1920 FE1_MO Screen-gri... SPECIAL TU... Marconi's ...
982 
1925 FE1_Louden Triode, va...
983 
1926 F704 Triode, va... Europe 4-P... NL Philips; E...
984 
1964 F5004 Half-Wave ... Septar (1+... CSF, Compa...
985 
1933 F443N Vacuum Pen... Europe 5-P... NL Philips; E...
986 
1933 F443 Vacuum Pen... Europe 5-P... NL Philips; E...
987 
1932 F410 Triode, va... Europe 4-P... NL Philips; E...
988 
1927 F215 Triode, va... Europe 4-P... NL Philips; E... Philips; E...
989 
1923 E_SFR Triode, va... Europe 4-P... SFR (S.F.R...
990 
1919 E_Moorhead Triode, va... Europe 4-P... Moorhead L...
991 
1926 E_CeCo Triode, va... UX-Base (4... CeCo (tube... General El...
992 
1951 EZ90 Full-Wave ... Miniatur-7... Common typ...
993 
1952 EZ80 Full-Wave ... Noval, B9A Common typ...
994 
1948 EZ41 Full-Wave ... Rimlock ba... Common typ... Philips; E...
995 
1951 EZ40A Full-Wave ... Rimlock ba... Common typ...
996 
1948 EZ40 Full-Wave ... Rimlock ba... Common typ... Philips; E...
997 
1936 EZ4 Full-Wave ... Europe sid... NL Philips; E... Philips; E...
998 
1936 EZ3 Full-Wave ... Europe sid... NL Philips; E... Philips; E...
999 
1936 EZ2 Full-Wave ... Europe sid... NL Philips; E... Philips; E...
1000 
1938 EZ12 Full-Wave ... German Ste... D Telefunken... Telefunken...
1001 
1938 EZ11_Prototyp Full-Wave ... Telefunken... Telefunken...
1002 
1938 EZ11 Full-Wave ... German Ste... D Common typ... Telefunken...
1003 
1934 EZ1 Full-Wave ... Europe sid... EU Common typ... Philips; E...
1004 
1954 EY86 Half-Wave ... Noval, B9A Common typ...
1005 
1953 EY81 Damper, bo... Noval, B9A Common typ...
1006 
1948 EY51 Half-Wave ... SPECIAL TU... NL Philips; E...
1007 
1947 EW60 Half-Wave ... Loctal-9-P... NL Philips; E...
1008 
1929 EW121 Current Re... Europe 4-P... CDN Siemens; D...
1009 
1928 EW120 Current Re... Europe 4-P... CDN Common typ...
1010 
1914 EVN94 Triode, va... Wires D Telefunken... Telefunken...
1011 
1914 EVE173 Triode, va... Telefunken... D Telefunken...
1012 
1948 ESU400 Half-Wave ... UV-Base (4... Mazda = Va...
1013 
1960 ESU103 Half-Wave ... UV-Base (4... Ediswan, S...
1014 
1921 ES4 Triode, va... Europe 4-P... Ediswan, S... Ediswan, S...
1015 
1921 ES2_Ediswan Triode, va... Europe 4-P... Ediswan, S... Ediswan, S...
1016 
1952 ES2 Voltage Re... Noval, B9A Elesta AG,...
1017 
1916 ES1_Ediswan Triode, va... Ediswan, S...
1018 
1939 ES111 Vacuum Pen... German Ste... D Telefunken... Telefunken...
1019 
1952 ES11 Voltage Re... Subminiatu... Elesta AG,...
1020 
1952 ES1 Voltage Re... Noval, B9A Elesta AG,...
1021 
1917 ER_Moorhead-Edison Gas Triode Edison (ca... Moorhead L... Moorhead L...
1022 
1917 ER_Moorhead-1917 Gas Triode Wires Moorhead L... Moorhead L...
1023 
1916 ER_Moorhead Gas Triode UV-Base (4... Moorhead L... Moorhead L...
1024 
1922 ERECT High-vacuu... Marconi-Os...
1025 
1932 ER-LA Vacuum Pen... UY-Base, 5... Raytheon M...
1026 
1950 EQ80 ENNEODE Noval, B9A Common typ... Philips; E...
1027 
1949 EQ40 ENNEODE Rimlock ba... Common typ... Philips; E...
1028 
1964 EMM803 Mag. bar t... Noval, B9A Lorenz; Be...
1029 
1957 EMM801 Mag. Bar d... Noval, B9A Telefunken...
1030 
1961 EM87 Mag. bar t... Noval, B9A Common typ...
1031 
1952 EM85 Mag. Fan, ... Noval, B9A Common typ...
1032 
1961 EM84a Mag. bar t... Noval, B9A Common typ...
1033 
1957 EM840 Mag. bar t... Noval, B9A
1034 
1957 EM84 Mag. bar t... Noval, B9A Common typ...
1035 
1967 EM800 Mag. bar t... Noval, B9A Common typ...
1036 
1953 EM80 Mag. Fan, ... Noval, B9A Common typ...
1037 
1951 EM72 Mag. Fan, ... Loctal-8, ... Lorenz; Be...
1038 
1953 EM71a Mag. Fan, ... Loctal-8, ... Lorenz; Be...
1039 
1949 EM71 Mag. Fan, ... Loctal-8, ... Lorenz; Be... Lorenz; Be...
1040 
1950 EM5 Mag. Eye, ... Europe sid... Telefunken... Telefunken...
1041 
1939 EM4 Mag. Eye, ... Europe sid... NL Common typ... Philips; E...
1042 
1952 EM35 Mag. Eye, ... Octal (Int... Telefunken...
1043 
1946 EM34 Mag. Eye, ... Octal (Int... A Common typ...
1044 
1938 EM3 Mag. Eye, ... Europe sid... GB Common typ... Mullard Wi...
1045 
1939 EM2 Mag. Eye, ... Europe sid... D Telefunken... Philips; E...
1046 
1939 EM11 Mag. Eye, ... German Ste... D Telefunken... Telefunken...
1047 
1936 EM1 Mag. Eye, ... Europe sid... NL Common typ... Philips; E...
1048 
1960 ELL80 Double Bea... Noval, B9A Common typ... Lorenz; Be...
1049 
1938 ELL1 Double Pen... Europe sid... NL Common typ... Philips; E...
1050 
1956 EL95 Beam Power... Miniatur-7... Common typ...
1051 
1950 EL90 Beam Power... Miniatur-7... Common typ...
1052 
1956 EL86 Vacuum Pen... Noval, B9A Common typ...
1053 
2008 EL84-T_G3-separated Vacuum Pen... Noval, B9A JJ Electro...
1054 
1953 EL84 Vacuum Pen... Noval, B9A EU Common typ...
1055 
1957 EL804 Vacuum Pen... Noval, B9A Telefunken...
1056 
1957 EL803S Vacuum Pen... Noval, B9A Telefunken...
1057 
1952 EL803 Vacuum Pen... Noval, B9A Telefunken...
1058 
1952 EL8000 Vacuum Pen... Noval, B9A
1059 
1949 EL8 Beam Power... Europe sid... Valvo Radi... Valvo Radi...
1060 
1947 EL60 Vacuum Pen... Loctal-9-P... NL Philips; E...
1061 
1938 EL6/425 Vacuum Pen... Europe sid... Valvo Radi...
1062 
1938 EL6 Vacuum Pen... Europe sid... NL Philips; E... Philips; E...
1063 
1940 EL51 Vacuum Pen... Europe sid... NL Philips; E... Philips; E...
1064 
1965 EL503 Beam Power... Magnoval (... Common typ...
1065 
1940 EL50 Vacuum Pen... Europe sid... NL Common typ... Philips; E...
1066 
1936 EL5 Vacuum Pen... Europe sid... NL Philips; E... Philips; E...
1067 
1947 EL42E Vacuum Pen... Rimlock ba...
1068 
1947 EL42 Vacuum Pen... Rimlock ba... J Common typ...
1069 
1947 EL41 Vacuum Pen... Rimlock ba... J Common typ...
1070 
1939 EL3N Vacuum Pen... Europe sid... NL Philips; E... Philips; E...
1071 
1947 EL39 Vacuum Pen... Philips; E...
1072 
1946 EL38 Vacuum Pen... Octal (Int... A Common typ...
1073 
1950 EL34 Vacuum Pen... Octal (Int... Common typ... Philips; E...
1074 
1938 EL33 Vacuum Pen... Octal (Int... GB Common typ... Mullard Wi...
1075 
1938 EL32 Vacuum Pen... Octal (Int... GB Common typ... Mullard Wi...
1076 
1960 EL300 Beam Power... Octal (Int... Common typ...
1077 
1939 EL3/375 Vacuum Pen... Europe sid... Philips; E...
1078 
1936 EL3 Vacuum Pen... Europe sid... NL Philips; E... Philips; E...
1079 
1947 EL20 Vacuum Pen... Loctal-8, ... NL Philips; E...
1080 
1936 EL2 Vacuum Pen... Europe sid... NL Common typ... Philips; E...
1081 
1959 EL183 Beam Power... Noval, B9A Common typ...
1082 
1952 EL156 Beam Power... German Ste... Telefunken...
1083 
1950 EL152 Transmitti... SPECIAL TU... Telefunken...
1084 
1942 EL151 Beam Power... German Ste... CDN Telefunken...
1085 
1949 EL13 Beam Power... German Ste... Telefunken...
1086 
1939 EL12spez Vacuum Pen... German Ste... D Telefunken... Telefunken...
1087 
1940 EL12/375 Vacuum Pen... German Ste... J Telefunken...
1088 
1940 EL12/325 Vacuum Pen... German Ste...
1089 
1938 EL12 Vacuum Pen... German Ste... D Common typ... Telefunken...
1090 
1939 EL11N Vacuum Pen... German Ste... NL Philips; E...
1091 
1938 EL11 Vacuum Pen... German Ste... D Common typ... Telefunken...
1092 
1934 EL1 Vacuum Pen... Europe sid... NL Common typ... Philips; E...
1093 
1950 EK90 Pentagrid-... Miniatur-7... Common typ...
1094 
1938 EK3 OCTODE Europe sid... NL Philips; E... Philips; E...
1095 
1936 EK2 OCTODE Europe sid... NL Philips; E... Philips; E...
1096 
1934 EK1 OCTODE Europe sid... NL Philips; E... Philips; E...
1097 
1937 EH2 HEPTODE Europe sid... NL Philips; E... Philips; E...
1098 
1935 EH1 HEXODE Europe sid... EU Common typ... Philips; E...
1099 
1931 EG50 Half-Wave ... Europe 5-P... D Ostar (Gus... Ostar (Gus...
1100 
1929 EG200 High-vacuu... Europe 4-P... CDN Seibt, Dr....
1101 
1947 EFP60 Secondary ... Loctal-9-P... NL Philips; E...
1102 
1947 EFP20 Secondary ... NL Philips; E...
1103 
1938 EFM11 Mag.Eye-Pe... German Ste... D Telefunken... Telefunken...
1104 
1938 EFM1 Mag.Eye-Pe... Europe sid... NL Philips; E... Philips; E...
1105 
1941 EFF51 Double Pen... Loctal-9-P... NL Philips; E... Philips; E...
1106 
1941 EFF50 Double Pen... Loctal-9-P... NL Philips; E... Philips; E...
1107 
1957 EF98 Vacuum Pen... Miniatur-7... Common typ...
1108 
1957 EF97 Vacuum Pen... Miniatur-7... Common typ...
1109 
1953 EF95 Vacuum Pen... Miniatur-7... Mullard Ra...
1110 
1950 EF94 Vacuum Pen... Miniatur-7... Common typ...
1111 
1950 EF93 Vacuum Pen... Miniatur-7... Common typ...
1112 
1938 EF9 Vacuum Pen... Europe sid... NL Philips; E... Philips; E...
1113 
1954 EF89 Vacuum Pen... Noval, B9A Common typ...
1114 
1955 EF86 Vacuum Pen... Noval, B9A Common typ...
1115 
1951 EF85 Vacuum Pen... Noval, B9A Common typ...
1116 
1956 EF83 Vacuum Pen... Noval, B9A Common typ...
1117 
1951 EF804S Vacuum Pen... Noval, B9A Telefunken... Telefunken...
1118 
1952 EF804 Vacuum Pen... Noval, B9A Telefunken... Telefunken...
1119 
1950 EF80 Vacuum Pen... Noval, B9A Common typ...
1120 
1938 EF8 HEXODE Europe sid... NL Philips; E... Philips; E...
1121 
1936 EF7 Vacuum Pen... Europe sid... EU Common typ... Telefunken...
1122 
1936 EF6 Vacuum Pen... Europe sid... NL Common typ... Philips; E...
1123 
1941 EF53 Vacuum Pen... Loctal-9-P... NL Philips; E... Philips; E...
1124 
1942 EF51 Vacuum Pen... Loctal-8, ... NL Common typ... Philips; E...
1125 
1939 EF50 Vacuum Pen... Loctal-9-P... NL Common typ... Philips; E...
1126 
1936 EF5 Vacuum Pen... Europe sid... NL Philips; E... Philips; E...
1127 
1950 EF43 Vacuum Pen... Rimlock ba... Common typ...
1128 
1948 EF42 Vacuum Pen... Rimlock ba... J Common typ...
1129 
1947 EF41 Vacuum Pen... Rimlock ba... J Common typ...
1130 
1948 EF40 Vacuum Pen... Rimlock ba... J Common typ...
1131 
1939 EF39 Vacuum Pen... Octal (Int... GB Mullard Ra... Mullard Ra...
1132 
1939 EF38 HEXODE Octal (Int... GB Mullard Ra... Mullard Ra...
1133 
1942 EF37A Vacuum Pen... Octal (Int... Mullard Ra... Mullard Ra...
1134 
1942 EF37 Vacuum Pen... Octal (Int... GB Mullard Ra... Mullard Ra...
1135 
1939 EF36 Vacuum Pen... Octal (Int... GB Mullard Ra... Mullard Wi...
1136 
1936 EF3 Vacuum Pen... Europe sid... EU Common typ... Telefunken...
1137 
1941 EF22 Vacuum Pen... Loctal-8, ... NL Philips; E... Philips; E...
1138 
1934 EF2 Vacuum Pen... Europe sid... NL Philips; E... Philips; E...
1139 
1960 EF184 Vacuum Pen... Noval, B9A Common typ...
1140 
1960 EF183 Vacuum Pen... Noval, B9A Common typ...
1141 
1950 EF15 Vacuum Pen... German Ste... Telefunken... Telefunken...
1142 
1939 EF14 Vacuum Pen... German Ste... D Telefunken... Telefunken...
1143 
1938 EF13 Vacuum Pen... German Ste... D Telefunken... Telefunken...
1144 
1938 EF12 Vacuum Pen... German Ste... EU Common typ... Telefunken...
1145 
1938 EF11 Vacuum Pen... German Ste... D Common typ... Telefunken...
1146 
1934 EF1 Vacuum Pen... Europe sid... NL Philips; E... Philips; E...
1147 
1947 EEP1 Secondary ... NL Philips; E...
1148 
1950 EEL71 Tetrode-Pe... Lorenz; Be...
1149 
1939 EE50 Secondary ... Loctal-9-P... NL Common typ... Philips; E...
1150 
1938 EE1 Secondary ... Europe sid... NL Philips; E... Philips; E...
1151 
1938 EDD11_Prototyp Double Tri... Telefunken... Telefunken...
1152 
1938 EDD11 Double Tri... German Ste... D Telefunken... Telefunken...
1153 
1964 ED8000 Triode, va... Noval, B9A Common typ...
1154 
1966 ED500 Triode, va... Magnoval (... Common typ...
1155 
1963 ECLL800 Triode+Dou... Noval, B9A Lorenz; Be... Lorenz; Be...
1156 
1960 ECL86 Triode-Bea... Common typ...
1157 
1956 ECL82 Triode-Bea... Noval, B9A Common typ...
1158 
1950 ECL80 Triode-Pen... Noval, B9A Common typ... Philips; E...
1159 
1950 ECL113 Triode-Bea... Rimlock ba... Telefunken... Telefunken...
1160 
1939 ECL11 Triode-Bea... German Ste... D Telefunken... Telefunken...
1161 
1962 ECH84a Triode-Hep... Common typ...
1162 
1960 ECH84 Triode-Hep... Noval, B9A Common typ...
1163 
1957 ECH83 Triode-Hep... Common typ...
1164 
1952 ECH81 Triode-Hep... Noval, B9A Common typ...
1165 
1965 ECH8000 Triode-Hep... Noval, B9A Telefunken...
1166 
1950 ECH71 Triode-Hep... Loctal-8, ... Lorenz; Be...
1167 
1950 ECH43 Triode-Hex... Rimlock ba... Common typ...
1168 
1948 ECH42 Triode-Hex... Rimlock ba... Common typ... Philips; E...
1169 
1947 ECH41 Triode-Hex... Rimlock ba... Common typ...
1170 
1940 ECH4 Triode-Hep... Europe sid... NL Philips; E... Philips; E...
1171 
1939 ECH35 Triode-Hex... Octal (Int... GB Mullard Ra...
1172 
1940 ECH33 Triode-Hep... Octal (Int... GB Mullard Ra...
1173 
1939 ECH3 Triode-Hex... Europe sid... NL Common typ... Philips; E...
1174 
1941 ECH21 Triode-Hep... Loctal-8, ... NL Philips; E... Philips; E...
1175 
1938 ECH2 Triode-Hep... Europe sid... NL Philips; E... Philips; E...
1176 
1947 ECH11g Triode-Hex... German Ste... Telefunken...
1177 
1938 ECH11 Triode-Hex... German Ste... D Common typ... Telefunken...
1178 
1958 ECF83 Triode-Pen... Noval, B9A Common typ...
1179 
1964 ECF801 Triode-Pen... Noval, B9A Common typ...
1180 
1950 ECF12 Triode-Pen... German Ste... Telefunken... Telefunken...
1181 
1940 ECF1 Triode-Pen... Europe sid... NL Common typ... Philips; E...
1182 
1951 ECC91 Double Tri... Miniatur-7... Common typ...
1183 
1958 ECC86 Double Tri... Noval, B9A
1184 
1953 ECC85 Double Tri... Noval, B9A Common typ...
1185 
1954 ECC83 Double Tri... Noval, B9A Common typ...
1186 
1951 ECC82 Double Tri... Noval, B9A Common typ...
1187 
1951 ECC81 Double Tri... Noval, B9A Common typ...
1188 
1963 ECC808 Double Tri... Noval, B9A Common typ...
1189 
1958 ECC802 Double Tri... Noval, B9A CDN Lorenz; Be...
1190 
1948 ECC40 Double Tri... Rimlock ba... J Common typ... Philips; E...
1191 
1942 ECC35 Double Tri... Octal (Int... GB Mullard Ra...
1192 
1942 ECC32 Double Tri... Octal (Int... GB Mullard Ra...
1193 
1942 ECC31 Double Tri... Octal (Int... GB Mullard Ra...
1194 
1956 EC93 Triode, va... Miniatur-7... Common typ...
1195 
1952 EC92 Triode, va... Miniatur-7... Common typ... Common typ...
1196 
1965 EC900 Triode, va... Miniatur-7...
1197 
1959 EC86 Triode, va... Noval, B9A Telefunken...
1198 
1949 EC80 Triode, va... Noval, B9A
1199 
1939 EC50 Thyratron Europe sid... NL Common typ... Philips; E...
1200 
1935 EC2 Triode, va... Europe sid... EU Common typ...
1201 
1935 EC10/A Oscillosco...
1202 
1950 EBL71 Double Dio... Loctal-8, ... Lorenz; Be...
1203 
1938 EBL31 Double Dio... Octal (Int... GB Mullard Ra... Mullard Wi...
1204 
1941 EBL21 Double Dio... Loctal-8, ... NL Philips; E... Philips; E...
1205 
1937 EBL1 Double Dio... Europe sid... NL Common typ... Philips; E...
1206 
1954 EBF89 Double Dio... Noval, B9A Common typ...
1207 
1957 EBF83 Double Dio... Noval, B9A Common typ...
1208 
1950 EBF80 Double Dio... Noval, B9A Common typ...
1209 
1942 EBF32 Double Dio... Octal (Int... GB Mullard Ra... Mullard Wi...
1210 
1938 EBF2 Double Dio... Europe sid... EU Common typ...
1211 
1950 EBF15 Double Dio... German Ste... Telefunken... Telefunken...
1212 
1938 EBF11g Double Dio... German Ste... Telefunken... Telefunken...
1213 
1938 EBF11_Prototyp Double Dio... Telefunken... Telefunken...
1214 
1938 EBF11 Double Dio... German Ste... D Telefunken... Telefunken...
1215 
1936 EBF1 Double Dio... Europe sid... NL Philips Au... Philips; E...
1216 
1950 EBC91 Double Dio... Miniatur-7... Common typ...
1217 
1954 EBC81 Double Dio... Noval, B9A Common typ...
1218 
1949 EBC41 Double Dio... Rimlock ba... Common typ... Philips; E...
1219 
1938 EBC33 Double Dio... Octal (Int... GB Mullard Ra... Mullard Wi...
1220 
1936 EBC3 Double Dio... Europe sid... NL Philips; E... Philips; E...
1221 
1938 EBC11_Prototyp Double Dio... Telefunken... Telefunken...
1222 
1938 EBC11 Double Dio... German Ste... D Telefunken... Telefunken...
1223 
1936 EBC1 Double Dio... Europe sid... EU Common typ... Telefunken...
1224 
1949 EB91 Double Diode Miniatur-7... A Common typ...
1225 
1948 EB41 Double Diode Rimlock ba... Common typ...
1226 
1936 EB4 Double Diode Europe sid... NL Philips; E... Philips; E...
1227 
1936 EB2 Double Diode Europe sid... EU Common typ...
1228 
1938 EB11_Prototyp Double Diode Telefunken... Telefunken...
1229 
1938 EB11 Double Diode German Ste... D Telefunken... Telefunken...
1230 
1934 EB1 Double Diode Europe sid... NL Philips; E...
1231 
1949 EAT1500 Transmitti... Ediswan, S...
1232 
1960 EAM86 Mag. bar t... Noval, B9A Telefunken...
1233 
1955 EAF81 Diode-Pent... Noval, B9A Lorenz; Be... Lorenz; Be...
1234 
1963 EAF801 Diode-Pent... Noval, B9A Common typ...
1235 
1948 EAF42 Diode-Pent... Rimlock ba... Common typ... Philips; E...
1236 
1947 EAF41 Diode-Pent... Rimlock ba... J Common typ...
1237 
1952 EABC80 Triple Dio... Noval, B9A Common typ...
1238 
1938 EAB1 Triple Diode Europe sid... NL Philips; E... Philips; E...
1239 
1951 EAA91 Double Diode Miniatur-7... Common typ...
1240 
1949 EAA11 Double Diode German Ste... Telefunken...
1241 
1940 EA50 Signal Dio... Wires NL Common typ... Philips; E...
1242 
1939 EA111 Half-Wave ... German Ste... D Common typ... Telefunken...
1243 
1956 E88CC Double Tri... Noval, B9A Common typ...
1244 
1962 E88C Triode, va... Noval, B9A Common typ...
1245 
1955 E82M Mag. Bar d... Noval, B9A Valvo Radi...
1246 
1961 E710 Storage Os... Diheptal (... English El...
1247 
1932 E707 Triode, va... NL Philips; E...
1248 
1960 E702 Storage Os... CRT-TUBE-B... English El...
1249 
1923 E52 Transmitti... Europe 4-P... La Radiote...
1250 
1932 E499 Triode, va... Europe 5-P... NL Philips; E...
1251 
1930 E463 Vacuum Pen... Europe 6-P... NL Philips; E...
1252 
1929 E462 Screen-gri... Europe 5-P... NL Philips; E... Philips; E...
1253 
1932 E455 Screen-gri... Europe 5-P... NL Philips; E... Philips; E...
1254 
1932 E453 Vacuum Pen... Europe 5-P... NL Philips; E...
1255 
1931 E452T Screen-gri... Europe 5-P... Philips; E... Philips; E...
1256 
1931 E452 Vacuum Pen... Europe 7-P... NL Philips; E... Philips; E...
1257 
1932 E451 Double Gri... Europe 5-P... NL Philips; E...
1258 
1933 E449 HEXODE Europe 7-P... NL Philips; E... Telefunken...
1259 
1933 E448 HEXODE Europe 7-P... NL Philips; E... Telefunken...
1260 
1933 E447 Vacuum Pen... Europe 5-P... NL Philips; E...
1261 
1931 E445 Screen-gri... Europe 5-P... NL Philips; E... Philips; E...
1262 
1933 E444S Diode-Triode Europe 5-P... NL Philips; E...
1263 
1933 E444 Diode-Tetr... Europe 6-P... NL Philips; E...
1264 
1930 E443N Vacuum Pen... Europe 5-P... NL Philips; E...
1265 
1933 E443H Vacuum Pen... Europe 5-P... NL Philips; E...
1266 
1929 E443 Vacuum Pen... Europe 5-P... Philips; E... Philips; E...
1267 
1928 E442S Screen-gri... Europe 5-P... NL Philips; E... Philips; E...
1268 
1928 E442 Screen-gri... Europe 5-P... NL Philips; E...
1269 
1931 E441N Dual-Grid ... Europe 5-P... NL Philips; E...
1270 
1928 E441 Dual-Grid ... Europe 5-P... NL Philips; E...
1271 
1928 E438 Triode, va... Europe 5-P... NL Philips; E...
1272 
1928 E435 Triode, va... Europe 5-P... NL Philips; E...
1273 
1928 E430 Triode, va... Europe 5-P... NL Philips; E... Philips; E...
1274 
1931 E43 Vacuum Pen... Europe 4-P... D Kremenezky...
1275 
1929 E428 Triode, va... Europe 5-P... NL Philips; E... Philips; E...
1276 
1930 E425_Triotron Triode, va... Europe 4-P... NL Triotron (... Triotron (...
1277 
1929 E424N Triode, va... Europe 5-P... NL Philips; E...
1278 
1928 E424 Triode, va... Europe 5-P... NL Philips; E...
1279 
1928 E422 Triode, va... Europe 4-P... D Triotron (...
1280 
1928 E415 Triode, va... Europe 5-P... NL Philips; E...
1281 
1930 E414 Triode, va... Europe 4-P... D Triotron (...
1282 
1928 E409N Triode, va... Europe 5-P... NL Philips; E...
1283 
1928 E409 Triode, va... Europe 5-P... NL Philips; E...
1284 
1928 E408N Triode, va... Europe 4-P... NL Philips; E... Philips; E...
1285 
1928 E408 Triode, va... Europe 4-P... NL Philips; E... Philips; E...
1286 
1928 E406N Triode, va... Europe 4-P... NL Philips; E...
1287 
1928 E406 Triode, va... Europe 4-P... NL Philips; E...
1288 
1930 E200/300 Screen-gri... Europe 4-P... CH Celsior; F...
1289 
1922 Donle-Detector Gas Triode Connecticu...
1290 
1926 Dex530 Triode, va... Europe 4-P... Economic E...
1291 
1926 Dex440 Triode, va... Europe 4-P... Economic E...
1292 
1926 Dex412 Triode, va... Europe 4-P... Economic E...
1293 
1926 Dex406 Triode, va... Europe 4-P... Economic E...
1294 
1926 Dex376 Triode, va... Europe 4-P... Economic E...
1295 
1926 Dex312 Triode, va... Europe 4-P... Economic E...
1296 
1926 Dex240 Triode, va... Europe 4-P... Economic E...
1297 
1926 Dex235 Triode, va... Europe 4-P... Economic E...
1298 
1919 D_Moorhead Gas Triode Wires Moorhead L...
1299 
1915 D_Marconi Triode, va... Edison (ca... Marconi Wi...
1300 
1926 D_CeCo Half-Wave ... UV-Base (4... CeCo (tube... CeCo (tube...
1301 
1955 DY87 Half-Wave ... Noval, B9A EU Common typ... Philips; E...
1302 
1955 DY86 High-vacuu... Noval, B9A EU Common typ...
1303 
1967 DY802 Half-Wave ... Noval, B9A Mullard Ra...
1304 
1951 DY80 Half-Wave ... Noval, B9A EU Common typ...
1305 
1964 DY51 Half-Wave ... Subminiatu... EU Common typ... Philips; E...
1306 
1932 DW7 Screen-gri... Europe 5-P... A Marconi's ...
1307 
1927 DV7 Triode, va... UV-Base (4... DeForest-T... DeForest-T...
1308 
1923 DV6A Triode, va... UV-Base (4... DeForest-T... DeForest-T...
1309 
1927 DV52/4 Triode, va... Europe 4-P... Spanner Gm...
1310 
1927 DV52/2 Triode, va... Europe 4-P... Spanner Gm...
1311 
1925 DV5 Triode, va... UV-Base (4... DeForest-T... DeForest-T...
1312 
1925 DV3A Triode, va... UV199 DeForest-T...
1313 
1924 DV2_Italy Transmitti... Europe 4-P... Common typ...
1314 
1927 DV27/4 Triode, va... Europe 4-P... Spanner Gm...
1315 
1927 DV27/2H TRIODE (De... Europe 4-P... Spanner Gm...
1316 
1927 DV27/2 TRIODE (De... Europe 4-P... Spanner Gm...
1317 
1927 DV26/4 TRIODE (De... Europe 4-P... Spanner Gm...
1318 
1927 DV26/2 Triode, va... Europe 4-P... Spanner Gm...
1319 
1923 DV2 Triode, va... UV-Base (4... DeForest-T... General El...
1320 
1923 DV1_1volt Triode, va... UV-Base (4... DeForest-T... DeForest-T...
1321 
1928 DU2 Full-Wave ... Europe 4-P... A Mullard Ra...
1322 
1928 DU10 Half-Wave ... Europe 4-P... A Mullard Ra...
1323 
1932 DSB Screen-gri... Europe 5-P... A MO Valve C...
1324 
1931 DS Screen-gri... Europe 5-P... A MO Valve C...
1325 
1927 DR_deForest Half-Wave ... UX-Base (4... DeForest-T...
1326 
1963 DR-67 X-ray tube Toshiba Co...
1327 
1927 DR-1V Gas Triode Donle-Bris...
1328 
1931 DPT_5pin Vacuum Pen... Europe 5-P... MO Valve C...
1329 
1931 DPT Vacuum Pen... British-7-... A MO Valve C...
1330 
1933 DP/Pen Vacuum Pen... British-7-... A Cossor, A....
1331 
1927 DP-11 Gas Triode Donle-Bris...
1332 
1927 DP-10 Gas Triode UX-Base (4... Donle-Bris... Donle-Bris...
1333 
1953 DM71 Mag. Strip... Subminiatu... EU Common typ... Philips; E...
1334 
1952 DM70 Mag. Strip... Subminiatu... EU Common typ... Philips; E...
1335 
1927 DM300_old Space Char... Europe 4-P... NL Radio-Reco... Radio-Reco...
1336 
1940 DM21 Mag. Eye, ... Octal (Int... NL Philips; E... Philips; E...
1337 
1927 DM15 Space Char... Europe 4-P... NL Radio-Reco... Radio-Reco...
1338 
1940 DLL21_2,8Volt LOCKED OFF... Octal (Int... Philips; E... Philips; E...
1339 
1940 DLL21 Double Pen... Octal (Int... EU Philips; E... Philips; E...
1340 
1950 DLL101 Double Pen... Miniatur-7... Tungsram; ... Tungsram; ...
1341 
1927 DL9_deForest Triode, va... UX-Base (4... DeForest-T...
1342 
1953 DL96 Vacuum Pen... Miniatur-7... EU Common typ... Philips; E...
1343 
1950 DL95 Vacuum Pen... Miniatur-7... EU Common typ... Philips; E...
1344 
1950 DL94 Vacuum Pen... Miniatur-7... EU Common typ... Philips; E...
1345 
1950 DL93 Vacuum Pen... Miniatur-7... EU Common typ... Philips; E...
1346 
1947 DL92 Vacuum Pen... Miniatur-7... EU Common typ... Philips; E...
1347 
1948 DL91 Vacuum Pen... Miniatur-7... NL Philips; E...
1348 
1950 DL907 Vacuum Pen... Miniatur-7... Telefunken...
1349 
1926 DL7_deForest Triode, va... UX-Base (4... DeForest-T... DeForest-T...
1350 
1957 DL73 Vacuum Pen... Subminiatu... Mullard Ra...
1351 
1957 DL68 Vacuum Pen... Subminiatu...
1352 
1950 DL67 Vacuum Pen... Subminiatu...
1353 
1955 DL651spez Vacuum Pen... Subminiatu...
1354 
1955 DL651E Vacuum Pen... Subminiatu...
1355 
1955 DL651 Vacuum Pen... Subminiatu...
1356 
1926 DL5 Triode, va... UX-Base (4... DeForest-T... DeForest-T...
1357 
1926 DL4_deForest Triode, va... UX-Base (4... DeForest-T... DeForest-T...
1358 
1948 DL41 Vacuum Pen... Rimlock ba... EU Common typ... Philips; E...
1359 
1927 DL3_deForest Triode, va... UX-Base (4... DeForest-T...
1360 
1939 DL33 Vacuum Pen... Octal (Int... GB Mullard Ra... Mullard Wi...
1361 
1940 DL31 Vacuum Pen... Octal (Int... EU Common typ... Mullard Wi...
1362 
1926 DL2_deForest Triode, va... UX-Base (4... DeForest-T... DeForest-T...
1363 
1942 DL25 Vacuum Pen... Loctal-8, ... NL Philips; E... Philips; E...
1364 
1940 DL21 Vacuum Pen... Octal (Int... NL Philips; E... Philips; E...
1365 
1927 DL15_deForest Triode, va... UX-Base (4... DeForest-T... DeForest-T...
1366 
1927 DL14_deForest Triode, va... UX-Base (4... DeForest-T... DeForest-T...
1367 
1940 DL11 Vacuum Pen... German Ste... EU Common typ... Telefunken...
1368 
1931 DL Triode, va... Europe 5-P... A Marconi-Os... Marconi-Os...
1369 
1953 DK96 Pentagrid-... Miniatur-7... EU Common typ...
1370 
1951 DK92 Pentagrid-... Miniatur-7... EU Common typ...
1371 
1947 DK91 HEPTODE Miniatur-7... EU Common typ...
1372 
1948 DK40 OCTODE Rimlock ba... EU Common typ... Philips; E...
1373 
1940 DK21 OCTODE Octal (Int... NL Philips; E... Philips; E...
1374 
1933 DHD Double Dio... British-7-... A MO Valve C...
1375 
1931 DH Triode, va... Europe 5-P... A Marconi-Os... Marconi-Os...
1376 
1924 DG_Mullard Space Char... Europe 4-P... Mullard Ra...
1377 
1924 DF_ORA Triode, va... Europe 4-P... Mullard Ra...
1378 
1924 DFA1 Triode, va... Europe 4-P... Mullard Ra...
1379 
1954 DF97 Vacuum Pen... Miniatur-7... EU Common typ... Philips; E...
1380 
1953 DF96 Vacuum Pen... Miniatur-7... EU Common typ... Philips; E...
1381 
1949 DF92 Vacuum Pen... Miniatur-7... EU Common typ... Philips; E...
1382 
1947 DF91 Vacuum Pen... Miniatur-7... EU Common typ... Philips; E...
1383 
1950 DF906 Screen-gri... Miniatur-7...
1384 
1951 DF904 Vacuum Pen... Miniatur-7... Common typ...
1385 
1950 DF67 Vacuum Pen... Subminiatu...
1386 
1955 DF651 Vacuum Pen... Subminiatu... D Telefunken...
1387 
1939 DF33 Vacuum Pen... Octal (Int... EU Common typ... Mullard Wi...
1388 
1941 DF26 Vacuum Pen... Loctal-8, ... NL Philips; E... Philips; E...
1389 
1941 DF25 Vacuum Pen... Loctal-8, ... NL Philips; E... Philips; E...
1390 
1940 DF22 Vacuum Pen... Octal (Int... NL Philips; E...
1391 
1940 DF21 Vacuum Pen... Octal (Int... EU Common typ... Philips; E...
1392 
1940 DF11 Vacuum Pen... German Ste... EU Common typ... Telefunken...
1393 
1924 DF-ORA Triode, va... Mullard Ra...
1394 
1927 DES625 LOCKED OFF...
1395 
1928 DEP610 Triode, va... Europe 4-P... Marconi-Os...
1396 
1928 DEP410 Triode, va... Europe 4-P... A Marconi-Os...
1397 
1928 DEP240 Triode, va... Europe 4-P... Marconi-Os...
1398 
1928 DEP215 Triode, va... Europe 4-P... A Marconi-Os...
1399 
1928 DEL610 Triode, va... Europe 4-P... Marconi-Os...
1400 
1928 DEL210 Triode, va... Europe 4-P... A Marconi-Os...
1401 
1928 DEH610 Triode, va... Marconi-Os...
1402 
1928 DEH410 Triode, va... Europe 4-P... A Marconi-Os...
1403 
1926 DEA Triode, va... Europe 4-P... Nelson Ele... Nelson Ele...
1404 
1924 DE5_Marconi Triode, va... Europe 4-P... MO Valve C... Marconi-Os...
1405 
1925 DE3B Triode, va... Europe 4-P... MO Valve C...
1406 
1926 DE34HF Triode, va... Europe 4-P... Radions Lt... Radions Lt...
1407 
1926 DE34 Triode, va... Radions Lt...
1408 
1926 DE2_Nelson Triode, va... Europe 4-P... Nelson Ele... Nelson Ele...
1409 
1923 DE2_Ediswan TRIODE (De... Ediswan, S...
1410 
1924 DE11 Triode, va... Europe 4-P... Metropolit...
1411 
1926 DE06_Radion Triode, va... Europe 4-P... Radions Lt... Radions Lt...
1412 
1926 DE06_Nelson Triode, va... Europe 4-P... Nelson Ele... Nelson Ele...
1413 
1926 DE06HF Triode, va... Europe 4-P... Radions Lt...
1414 
1941 DDD25 Double Tri... Loctal-8, ... NL Common typ... Philips; E...
1415 
1940 DDD11 Double Tri... German Ste... EU Common typ... Telefunken...
1416 
1941 DCH25 Triode-Hex... Loctal-8, ... NL Philips; E... Philips; E...
1417 
1941 DCH22 Triode-Hex... Loctal-8, ... NL Philips; E... Philips; E...
1418 
1941 DCH21 Triode-Hex... Octal (Int... EU Common typ... Philips; E...
1419 
1940 DCH11 Triode-Hex... German Ste... EU Common typ... Telefunken...
1420 
1955 DC96 Triode, va... Miniatur-7... EU Common typ...
1421 
1952 DC90 Triode, va... Miniatur-7... EU Common typ...
1422 
1941 DC25 Triode, va... Loctal-8, ... EU Common typ... Philips; E...
1423 
1940 DC11 Triode, va... German Ste... EU Common typ... Telefunken...
1424 
1931 DC/SG Screen-gri... Europe 5-P... CH Mazda = Va...
1425 
1931 DC/Pen Vacuum Pen... Europe 5-P... CH Mazda = Va...
1426 
1931 DC/HL Triode, va... Europe 5-P... CH Mazda = Va...
1427 
1940 DBC21 Double Dio... Octal (Int... NL Philips; E... Philips; E...
1428 
1938 DAS1 Screen-gri... SPECIAL TU... A Mullard Ra...
1429 
1950 DAP50 Vacuum Pen... German Ste... Telefunken...
1430 
1940 DAH50 SPECIAL TU... Octal (Int... NL Philips; E... Philips; E...
1431 
1953 DAF96 Diode-Pent... Miniatur-7... EU Common typ... Philips; E...
1432 
1947 DAF91 Diode-Pent... Miniatur-7... NL Philips; E... Philips; E...
1433 
1948 DAF41 Diode-Pent... NL Philips; E... Philips; E...
1434 
1948 DAF40 Diode-Pent... NL Philips; E... Philips; E...
1435 
1940 DAF11 Diode-Pent... German Ste... EU Common typ... Telefunken...
1436 
1941 DAC25 Diode-Triode Loctal-8, ... NL Philips; E... Philips; E...
1437 
1940 DAC21 Diode-Triode Octal (Int... EU Common typ... Philips; E...
1438 
1937 D63 Double Diode Octal (Int... A MO Valve C...
1439 
1939 D43 Signal Dio... Europe 4-P... A MO Valve C...
1440 
1936 D42 Signal Dio... Europe 4-P... A MO Valve C...
1441 
1935 D41 Double Diode Europe 5-P... A MO Valve C... MO Valve C...
1442 
1927 D404 Triode, va... Europe 4-P... NL Philips; E... Philips; E...
1443 
1927 D243 Vacuum Pen... Europe 5-P... NL Philips; E...
1444 
1937 D1_Mazda_GB Signal Dio... Mazda = Va...
1445 
1927 D143 Vacuum Pen... Europe 4-P... NL Philips; E... Philips; E...
1446 
1925 D105 Triode, va... Europe 4-P... NL Philips; E... Philips; E...
1447 
1923 D-VI Space Char... Europe 4-P... NL Philips; E... Philips; E...
1448 
1927 D-G Half-Wave ... UX-Base (4... CeCo (tube...
1449 
1924 D-21_Sodion Gas Triode UV-Base (4... Connecticu...
1450 
1927 D-01A Triode, va... UX-Base (4... DeForest-T... General El...
1451 
1919 C_Philips Gas Triode Edison med... Philips; E... Philips; E...
1452 
1918 C_Osram Triode, va... IS-1 (Inte... Osram-Valv... Osram-Valv...
1453 
1919 C_Moorhead Triode, va... UV-Base (4... Moorhead L... Moorhead L...
1454 
1919 C_Donle Gas Triode UV-Base (4... Connecticu...
1455 
1925 C_CeCo Triode, va... UV-Base (4... CeCo (tube... General El...
1456 
1938 CY31 Half-Wave ... Octal (Int... GB Mullard Ra...
1457 
1934 CY2 High-vacuu... Europe sid... EU Common typ...
1458 
1934 CY1 Half-Wave ... Europe sid... EU Common typ...
1459 
1925 CX301A Triode, va... UX-Base (4... ROK Cunningham... General El...
1460 
1925 CX112 Triode, va... UX-Base (4... Cunningham... Westinghou...
1461 
1919 CW1344 Triode, va... SPECIAL TU... Western El... Western El...
1462 
1935 CW10_MOV CW-magnetron Europe 4-P... MO Valve C... MO Valve C...
1463 
1917 CW-933 Triode, va... UV-Base (4... Western El...
1464 
1919 CW-38015 Triode, va... Peanut (WE... Western El... Western El...
1465 
1917 CW-186 Triode, va... SPECIAL TU... Western El...
1466 
1926 CW-1819 Transmitti... Western El...
1467 
1924 CW-1818A Transmitti... UV-Base (4... Western El...
1468 
1921 CW-1818 Transmitti... Western El... Western El...
1469 
1919 CW-1344 Triode, va... SPECIAL TU... Common typ... Western El...
1470 
1941 CV35 Reflex Kly... Octal (Int... Common typ... EMI; Hayes...
1471 
1941 CV150 Klystron, ... EMI; Hayes... EMI; Hayes...
1472 
1938 CL6 Vacuum Pen... Europe sid... EU Common typ... Philips; E...
1473 
1936 CL4 Vacuum Pen... Europe sid... EU Common typ...
1474 
1934 CL2 Vacuum Pen... Europe sid... EU Common typ...
1475 
1925 CL172 Triode, va... Europe 4-P... Métal; Fra...
1476 
1934 CL1 Vacuum Pen... Europe sid... EU Common typ... Philips; E...
1477 
1938 CK3 OCTODE Europe sid... EU Common typ... Philips; E...
1478 
1937 CK2 LOCKED OFF...
1479 
1934 CK1 OCTODE Europe sid... EU Common typ... Philips; E...
1480 
1935 CH1 HEXODE Europe sid... EU Common typ...
1481 
1918 CG-916 Transmitti... TRANSMITTE... General El... General El...
1482 
1918 CG-890 Triode, va... UV-Base (4... General El... General El...
1483 
1918 CG-886 Triode, va... SPECIAL TU... General El... General El...
1484 
1918 CG-1162 Triode, va... UV-Base (4... General El... General El...
1485 
1918 CG-1144 Transmitti... Jumbo 4-pi... General El... General El...
1486 
1935 CF7 Vacuum Pen... Europe sid... EU Common typ...
1487 
1939 CF50 Vacuum Pen... Europe sid... EU Common typ... Philips; E...
1488 
1935 CF3 Vacuum Pen... Europe sid... EU Common typ...
1489 
1934 CF2 Vacuum Pen... Europe sid... NL Philips; E... Philips; E...
1490 
1947 CF141 Triode-Hex... Rimlock ba... Mazda (tub...
1491 
1934 CF1 Vacuum Pen... Europe sid... NL Philips; E... Philips; E...
1492 
1917 CF-185 Triode, va... SPECIAL TU... DeForest-T... DeForest-T...
1493 
1938 CCH1 Triode-Hex... Europe sid... D Telefunken... Telefunken...
1494 
1935 CC2 Triode, va... Europe sid... EU Common typ...
1495 
1939 CBL6 Double Dio... Europe sid... NL Philips; E... Philips; E...
1496 
1937 CBL1 Double Dio... Europe sid... EU Philips; E... Philips; E...
1497 
1935 CBC1 Double Dio... Europe sid... EU Common typ...
1498 
1935 CB2 Double Diode Europe sid... EU Common typ...
1499 
1934 CB1 Double Diode Europe sid... EU Common typ... Philips; E...
1500 
1917 CA_Pliotron Triode, va... UV-Base (4... General El... General El...
1501 
1936 C9 Current Re... Europe sid... NL Common typ... Philips; E...
1502 
1936 C8 Current Re... Europe sid... EU Philips; E... Philips; E...
1503 
1935 C7 Current Re... Europe sid... NL Philips; E... Philips; E...
1504 
1928 C643 Vacuum Pen... Europe 5-P... NL Philips; E... Philips; E...
1505 
1935 C6 Current Re... Europe sid... NL Philips; E... Philips; E...
1506 
1932 C509A Triode, va... UX-Base (4... Philips; E... General El...
1507 
1932 C453 Vacuum Pen... Europe 5-P... NL Philips; E... Philips; E...
1508 
1930 C443N Vacuum Pen... Europe 5-P... NL Philips; E...
1509 
1928 C443 Vacuum Pen... Europe 5-P... NL Philips; E... Philips; E...
1510 
1930 C408 Electromet... Europe 4-P... NL Philips; E...
1511 
1930 C405 Triode, va... Europe 4-P... NL Philips; E...
1512 
1934 C4 Current Re... Europe sid... NL Philips; E... Philips; E...
1513 
1924 C3_Microlux Triode, va... Europe 4-P... Microlux, ...
1514 
1934 C3 Current Re... Europe sid... EU Philips; E...
1515 
1924 C2_Microlux Triode, va... Microlux, ...
1516 
1931 C243N Vacuum Pen... Europe 5-P... NL Philips; E... Philips; E...
1517 
1934 C243 Vacuum Pen... Europe 5-P... NL Philips; E... Philips; E...
1518 
1934 C2 Current Re... Europe sid... NL Philips; E...
1519 
1927 C142 Screen-gri... Europe 4-P... NL Philips; E... Philips; E...
1520 
1928 C135 Triode, va... Europe 4-P... NL Philips; E... Philips; E...
1521 
1939 C13 Ballast Tu... Europe sid... NL Philips; E... Philips; E...
1522 
1936 C12 Current Re... Europe sid... NL Philips; E... Philips; E...
1523 
1925 C109 Triode, va... Europe 4-P... NL Philips; E...
1524 
1937 C10 Current Re... Europe sid... EU Philips; E... Philips; E...
1525 
1934 C1 Current Re... Europe sid... NL Philips; E...
1526 
1937 C/EM2 Mag. Eye, ... Europe sid... D Telefunken... Telefunken...
1527 
1919 C-I_Ideezet Gas Triode Edison med... NL Ideezet tu... Philips; E...
1528 
1922 C-II_Ideezet Triode, va... Edison, si... Ideezet tu... Philips; E...
1529 
1922 C-I Gas Triode Edison med... Philips; E... Philips; E...
1530 
1928 C-686 Triode, va... UY-Base, 5... Sparton-Ca... Sparton-Ca...
1531 
1928 C-485 Triode, va... UY-Base, 5... Sparton-Ca... Sparton-Ca...
1532 
1920 C-302 LOCKED OFF... UV-Base (4... Cunningham...
1533 
1920 C-300 LOCKED OFF... UV-Base (4...
1534 
1916 Bontsch-Brujewitsch Gas Triode Swan-Bajon... Tversk Sta... Tversk Sta...
1535 
1925 Bigrille-Ampli Space Char... Europe "B5... CH Grammont (...
1536 
1913 B_Western Triode, va... Western El...
1537 
1919 B_Philips Gas Triode Edison med... Philips; E... Philips; E...
1538 
1919 B_Moorhead-Shaw Gas Triode UV-Base (4... Moorhead L... Moorhead L...
1539 
1919 B_Moorhead-Europe Gas Triode Europe 4-P... Moorhead L...
1540 
1919 B_Ideezet Gas Triode Edison med... NL Ideezet tu... Philips; E...
1541 
1925 B_CeCo Triode, va... UX-Base (4... CeCo (tube... General El...
1542 
1970 B_CRT CRT (catho... Europe 4-P... Ediswan, S... Ediswan, S...
1543 
1918 B_BTH Triode, va... Europe 4-P... BTH (B.T.H...
1544 
1933 BL2 Vacuum Pen... Europe 5-P... EU Common typ...
1545 
1934 BK1 OCTODE Europe 7-P... Telefunken... Philips; E...
1546 
1925 BH Full-Wave ... UX-Base (4... ROK Raytheon M... Raytheon M...
1547 
1947 BF62 Vacuum Pen... Rimlock ba... Mazda (tub...
1548 
1947 BF451_Mazda-F Vacuum Pen... Rimlock ba... Mazda (tub...
1549 
1934 BCH1 Triode-Hex... Europe 7-P... EU Common typ... Telefunken...
1550 
1934 BB1 Double Diode Europe 5-P... D Telefunken...
1551 
1927 B9_Kremenezky Space Char... Europe 4-P... Kremenezky...
1552 
1927 B8_Donle Gas Triode UX-Base (4... Donle-Bris... Donle-Bris...
1553 
1924 B8 Triode, va... Europe 4-P... BTH (B.T.H...
1554 
1926 B6_Donle Gas Triode UX-Base (4... Donle-Bris... Donle-Bris...
1555 
1926 B605 Triode, va... UX-Base (4... Philips; E... Philips; E...
1556 
1923 B5H Triode, va... Europe 4-P... BTH (B.T.H...
1557 
1928 B543 Vacuum Pen... Europe 5-P... NL Philips; E...
1558 
1928 B515 Full-Wave ... Europe 4-P... Lutèce-Lum...
1559 
1928 B507 Full-Wave ... Europe 4-P... Lutèce-Lum...
1560 
1928 B5008 Vacuum Pen... Cyrnos (br...
1561 
1923 B4H Triode, va... Europe 4-P... BTH (B.T.H...
1562 
1928 B443S Vacuum Pen... Europe 5-P... NL Philips; E...
1563 
1927 B443 Vacuum Pen... Europe 5-P... NL Philips; E...
1564 
1927 B442 Screen-gri... Europe 4-P... NL Philips; E...
1565 
1927 B438 Triode, va... Europe 4-P... NL Philips; E... Philips; E...
1566 
1927 B424 Triode, va... Europe 4-P... NL Philips; E...
1567 
1925 B415_Gruenberger Triode, va... Europe 4-P... Grünberger...
1568 
1925 B415 Triode, va... Europe 4-P... NL Philips; E...
1569 
1925 B409 Triode, va... Europe 4-P... NL Philips; E...
1570 
1924 B406 Triode, va... Europe 4-P... NL Philips; E...
1571 
1927 B405 Triode, va... Europe 4-P... NL Philips; E...
1572 
1925 B404 Triode, va... Europe 4-P... NL Philips; E...
1573 
1925 B403 Triode, va... Europe 4-P... NL Philips; E... Philips; E...
1574 
1928 B3510 Vacuum Pen... Cyrnos (br...
1575 
1923 B2_BTH Triode, va... Europe 4-P... BTH (B.T.H...
1576 
1932 B262 Screen-gri... Europe 4-P... Philips; E... Philips; E...
1577 
1932 B255 Screen-gri... Europe 4-P... NL Philips; E... Philips; E...
1578 
1931 B252 Screen-gri... Europe 4-P... NL Philips; E...
1579 
1932 B242 Screen-gri... Europe 4-P... NL Philips; E...
1580 
1934 B240 Double Tri... Europe 7-P... NL Philips; E... Philips; E...
1581 
1927 B23_BTH UNKNOWN BTH (B.T.H...
1582 
1927 B22_BTH UNKNOWN BTH (B.T.H...
1583 
1931 B228 Triode, va... Europe 4-P... NL Philips; E... Philips; E...
1584 
1927 B21_BTH UNKNOWN BTH (B.T.H...
1585 
1931 B217 Triode, va... Europe 4-P... NL Philips; E... Philips; E...
1586 
1926 B205 Triode, va... Europe 4-P... NL Philips; E... Philips; E...
1587 
1931 B2045 Screen-gri... Europe 5-P... NL Philips; E...
1588 
1926 B203 Triode, va... Europe 4-P... NL Philips; E...
1589 
1927 B12 Triode, va... BTH (B.T.H...
1590 
1927 B11 Space Char... Europe 4-P... D Kremenezky...
1591 
1925 B105 Triode, va... Europe 4-P... NL Philips; E...
1592 
1927 B10 Space Char... Europe 4-P... D Kremenezky...
1593 
1922 B-III TRIODE (De... Europe 4-P... Philips; E...
1594 
1922 B-II Triode, va... Europe 4-P... Philips; E... Philips; E...
1595 
1922 B-I TRIODE (De... Europe 4-P... Philips; E...
1596 
1909 Audion_dbw Gas Triode Edison (ca... USA DeForest-T... DeForest-T...
1597 
1906 Audion_01-twoelectr Gas Diode Edison (ca... DeForest-T... DeForest-T...
1598 
1915 AudioTron TRIODE (De... Wires USA Cunningham... Cunningham...
1599 
1926 A_Radion Triode, va... Radions Lt...
1600 
1919 A_Philips Gas Triode Edison med... Philips; E... Philips; E...
1601 
1926 A_Nelson Triode, va... Europe 4-P... Nelson Ele... Nelson Ele...
1602 
1919 A_Moorhead-spherical Triode, va... UV-Base (4... Moorhead L... Moorhead L...
1603 
1916 A_Messerkontakt Triode, va... Blade cont... D Siemens; D... Siemens; D...
1604 
1924 A_Magnavox Triode, va... Magnavox C...
1605 
1919 A_Ideezet Gas Triode Edison med... NL Ideezet tu... Philips; E...
1606 
1919 A_Donle Gas Triode Connecticu...
1607 
1925 A_CeCo Triode, va... UX-Base (4... CeCo (tube... General El...
1608 
1929 A_CRT CRT (catho... Europe 4-P... Ediswan, S... Ediswan, S...
1609 
1917 A_BTH Triode, va... BTH (B.T.H...
1610 
1939 AZ50 Full-Wave ... Europe 4-P... NL Philips; E...
1611 
1947 AZ41 Full-Wave ... Rimlock ba... EU Common typ... Philips; E...
1612 
1938 AZ4 Full-Wave ... Europe sid... NL Philips; E...
1613 
1938 AZ32 Full-Wave ... Octal-8 GB... GB Common typ... Mullard Wi...
1614 
1938 AZ31 Full-Wave ... Octal (Int... GB Mullard Ra...
1615 
1936 AZ3 Full-Wave ... Europe sid... NL Philips Au...
1616 
1941 AZ21 Full-Wave ... Loctal-8, ... NL Philips; E... Philips; E...
1617 
1936 AZ2 Full-Wave ... Europe sid... NL Philips It...
1618 
1938 AZ12 Full-Wave ... German Ste... D Telefunken...
1619 
1939 AZ11N Full-Wave ... German Ste... NL Telefunken... Philips; E...
1620 
1938 AZ11 Full-Wave ... German Ste... D Common typ...
1621 
1935 AZ1 Full-Wave ... Europe sid... EU Common typ...
1622 
1927 AY227 Triode, va... UY-Base, 5... RCA (RCA V...
1623 
1927 AY225 Triode, va... UY-Base, 5... RCA (RCA V...
1624 
1939 AX50 Full-Wave ... Europe 4-P... NL Philips; E...
1625 
1925 AX201A Triode, va... UX-Base (4... Airline, S... GEC, Gener...
1626 
1934 AX1 Half-Wave ... Europe 4-P... NL Philips; E...
1627 
1960 AW53-89 Television... CRT-TUBE-B... Common typ...
1628 
1917 AUDION_Japan Gas Triode Tokyo Elec... Tokyo Elec...
1629 
1907 AUDION_DeForest Gas Triode Edison (ca... DeForest-T...
1630 
1922 AT40 Transmitti... Europe 4-P... Marconi-Os...
1631 
1922 AT25 Transmitti... Europe 4-P... Marconi-Os...
1632 
1922 AR_HF Triode, va... Europe 4-P... Ediswan, S... Ediswan, S...
1633 
1923 ARDE_LF Triode, va... Europe 4-P... Ediswan, S... Ediswan, S...
1634 
1923 ARDE_HF Triode, va... Europe 4-P... Ediswan, S... Ediswan, S...
1635 
1923 ARDE Triode, va... Europe 4-P... Ediswan, S... Ediswan, S...
1636 
1923 AR23 TRIODE (De... Europe 4-P... CDN Loewe-(Opt...
1637 
1933 AN4126 Diode-Tetr... Europe 6-P... CDN Valvo Radi...
1638 
1933 AN4092 Diode-Triode Europe 5-P... CDN Valvo Radi...
1639 
1933 AN2718 Diode-Triode Europe 5-P... CDN Valvo Radi...
1640 
1933 AN2127 Diode-Tetr... Europe 6-P... CDN Valvo Radi...
1641 
1937 AM2 Mag. Eye, ... Europe sid... D Common typ... Telefunken...
1642 
1936 AM1 Mag. Eye, ... Europe sid... NL Common typ... Philips; E...
1643 
1939 AL5N UNKNOWN NL Common typ... Philips; E...
1644 
1938 AL5/375 Vacuum Pen... Europe sid... NL Philips; E...
1645 
1938 AL5/325 Vacuum Pen... Europe sid... D Telefunken...
1646 
1936 AL5 Vacuum Pen... Europe sid... D Common typ...
1647 
1936 AL4/375 Vacuum Pen... Europe sid... Common typ...
1648 
1936 AL4 Vacuum Pen... Europe sid... EU Common typ...
1649 
1935 AL3 Vacuum Pen... Europe sid... NL Philips; E... Philips; E...
1650 
1935 AL2 Vacuum Pen... Europe sid... NL Philips; E...
1651 
1928 AL1203 Triode, va... Cyrnos (br...
1652 
1935 AL1 Vacuum Pen... Europe sid... EU Common typ...
1653 
1935 AK2 OCTODE Europe sid... EU Common typ...
1654 
1934 AK1 OCTODE Europe 7-P... D Common typ... Philips; E...
1655 
1937 AH100 HEXODE Europe sid... D Telefunken... Telefunken...
1656 
1934 AH1 HEXODE Europe sid... EU Common typ...
1657 
1934 AF7 Vacuum Pen... Europe sid... EU Common typ...
1658 
1934 AF3 Vacuum Pen... Europe sid... EU Common typ...
1659 
1933 AF2 Vacuum Pen... Europe 5-P... NL Philips; E...
1660 
1940 AF100 Vacuum Pen... Side conta... D Telefunken...
1661 
1939 AD100 Triode, va... EU-Telepho... D Telefunken...
1662 
1940 AD1/400 Triode, va... D Telefunken...
1663 
1938 AD1/350 Triode, va... Europe sid... D Telefunken...
1664 
1935 AD1 Triode, va... Europe sid... EU Common typ...
1665 
1933 ACH1 Triode-Hex... Europe 7-P... D Common typ... Telefunken...
1666 
1934 AC2 Triode, va... Europe sid... EU Common typ...
1667 
1935 AC102 Triode, va... EU-Telepho... Telefunken...
1668 
1939 AC101 Triode, va... Europe 5-P... D Telefunken...
1669 
1935 AC100 Triode, va... EU-Telepho... D Telefunken...
1670 
1928 AC/S Vacuum Pen... Metropolit...
1671 
1937 AC/QA Beam Power... Octal (Int... Hivac Ltd....
1672 
1937 AC/Q Beam Power... British-7-... Hivac Ltd....
1673 
1930 AC/Pen Vacuum Pen... British-7-... CH Mazda = Va...
1674 
1930 AC/HL Triode, va... Europe 5-P... Common typ...
1675 
1927 AC-46 Triode, va... UX-Base (4... Arcturus R...
1676 
1928 AC-40 Triode, va... UX-Base (4... Arcturus R... Arcturus R...
1677 
1927 AC-32 Triode, va... UX-Base (4... Arcturus R... Arcturus R...
1678 
1927 AC-31 Triode, va... UX-Base (4... Arcturus R... Arcturus R...
1679 
1927 AC-30 Triode, va... UX-Base (4... Arcturus R... Arcturus R...
1680 
1927 AC-28 Triode, va... UX-Base (4... Arcturus R... Arcturus R...
1681 
1927 AC-26 Triode, va... UX-Base (4... Arcturus R... Arcturus R...
1682 
1927 AC-22 Triode, va... UX-Base (4... Arcturus R... Arcturus R...
1683 
1937 ABL1 Double Dio... Europe sid... NL Philips; E...
1684 
1934 ABC1 Double Dio... Europe sid... EU Common typ...
1685 
1934 AB2 Double Diode Europe sid... EU Common typ...
1686 
1933 AB1 Double Diode Europe 5-P... EU Common typ...
1687 
1948 AA61 Double Tri... Rimlock ba... Mazda (tub... Philips; E...
1688 
1926 A609 Triode, va... Europe 4-P... Philips; E... Philips; E...
1689 
1925 A45 Triode, va... Europe 4-P... Metropolit...
1690 
1927 A442 Screen-gri... Europe 4-P... NL Philips; E... Philips; E...
1691 
1925 A441 Space Char... Europe 4-P... NL Philips; E...
1692 
1927 A435 Triode, va... Europe 4-P... NL Philips; E... Philips; E...
1693 
1926 A425 Triode, va... Europe 4-P... NL Philips; E... Philips; E...
1694 
1928 A416 Triode, va... Europe 4-P... NL Philips; E... Philips; E...
1695 
1927 A415 Triode, va... Europe 4-P... NL Philips; E...
1696 
1928 A414K Triode, va... Europe 4-P... NL Philips; E...
1697 
1928 A411S Triode, va... Europe 4-P...
1698 
1929 A4110 Triode, va... Europe 5-P... D Valvo Radi...
1699 
1925 A410_Valvo Triode, va... Europe 4-P... D Valvo Radi...
1700 
1928 A4100 Triode, va... Europe 5-P... CDN Valvo Radi...
1701 
1925 A409 Triode, va... Europe 4-P... CDN Philips; E... Philips; E...
1702 
1930 A408s Triode, va...
1703 
1926 A408 Triode, va... Europe 4-P... CDN Valvo Radi...
1704 
1925 A341 Space Char... Europe 4-P... Philips; E... Philips; E...
1705 
1926 A2_Radion Triode, va... Radions Lt...
1706 
1925 A241 Space Char... Europe 4-P... NL Philips; E... Philips; E...
1707 
1928 A2403 Triode, va... Cyrnos (br...
1708 
1927 A235 Screen-gri... UY-Base, 5... CH Visseaux /...
1709 
1926 A225 Triode, va... Europe 4-P... NL Philips; E...
1710 
1931 A2118 Triode, va... Europe 5-P... CDN Valvo Radi...
1711 
1925 A209 Triode, va... Europe 4-P... NL Philips; E... Philips; E...
1712 
1925 A206 Triode, va... Europe 4-P... NL Philips; E...
1713 
1927 A15 Triode, va... Europe 4-P... Kremenezky...
1714 
1925 A141 Space Char... Europe 4-P... Philips; E... Philips; E...
1715 
1928 A1404 Triode, va... Cyrnos (br...
1716 
1925 A115 TRIODE (De... Europe 4-P... NL Philips; E...
1717 
1927 A11 Triode, va... Europe 4-P... D Kremenezky...
1718 
1925 A109 Triode, va... Europe 4-P... NL Philips; E...
1719 
1926 A10 Triode, va... Europe 4-P... D Kremenezky...
1720 
1924 A1 Triode, va... Microlux, ...
1721 
1920 A-P_Transmitter Triode, va... UV-Base (4... Moorhead L...
1722 
1923 A-P_Solenoid TRIODE (De... UV-Base (4... Moorhead L...
1723 
1920 A-P_Relais Triode, va... Moorhead L...
1724 
1921 A-P_Rectifier Half-Wave ... UV-Base (4... Moorhead L...
1725 
1920 A-P_Oscillator Triode, va... UV-Base (4... Moorhead L... Moorhead L...
1726 
1964 9V9 Triode-Hep... Dekal, B10C
1727 
1936 9MH Television... Europe 7-P... Ediswan, S...
1728 
1966 9ED4 Triode, va... Magnoval (...
1729 
1925 99 Triode, va... UV199 ROK Common typ... General El...
1730 
1933 958 Triode, va... Acorn 5 pi... ZA Common typ... RCA (RCA V...
1731 
1936 956 Vacuum Pen... Acorn 5 pi... ZA Common typ... RCA (RCA V...
1732 
1934 955 Triode, va... Acorn 5 pi... ROK Common typ... RCA (RCA V...
1733 
1935 954 Vacuum Pen... Acorn 7 pi... ZA Common typ...
1734 
1955 95322 Ionisation... Valvo Radi...
1735 
1954 95-127-01 Double Tri... Noval, B9A Common typ...
1736 
1951 95-126-01 Double Tri... Noval, B9A Common typ...
1737 
1929 8NG Full-Wave ... Europe 4-P... CDN Loewe-(Opt...
1738 
1930 8K300 Triode, va... CDN TeKaDe (TK...
1739 
1930 8K290 Triode, va... CDN TeKaDe (TK...
1740 
1930 88S Vacuum Pen... 6-Pin-Base... Rogers-Maj...
1741 
1927 80 Full-Wave ... UX-Base (4... ROK Common typ...
1742 
1960 7ES8 Double Tri... Noval, B9A
1743 
1948 7AK7 Vacuum Pen... Loctal-8, ...
1744 
1933 79 Double Tri... 6-Pin-Base... ROK Common typ...
1745 
1933 78 Vacuum Pen... 6-Pin-Base... ROK Common typ...
1746 
1933 77 Vacuum Pen... 6-Pin-Base... ROK Common typ...
1747 
1933 76 Triode, va... UY-Base, 5... ZA Common typ...
1748 
1933 75 Double Dio... 6-Pin-Base... ROK Common typ...
1749 
1942 729A TR-switch Western El...
1750 
1942 721A TR-switch Bell Labs;...
1751 
1926 71A Triode, va... UX-Base (4... ROK Common typ...
1752 
1926 71 Triode, va... UX-Base (4... ZA Common typ...
1753 
1941 708A Triode, va... SPECIAL TU... Western El... Western El...
1754 
1937 6X6_single-cathode Mag. Eye, ... Octal (Int... ROK Rogers-Maj...
1755 
1940 6V6GT Beam Power... Octal (Int... ROK Common typ... Hytron; Sa...
1756 
1939 6SQ7 Double Dio... Octal (Int... ROK Common typ... RCA (RCA V...
1757 
1938 6SK7 Vacuum Pen... Octal (Int... ROK Common typ... RCA (RCA V...
1758 
1937 6S5 Mag. Eye, ... 6-Pin-Base... ROK Common typ...
1759 
1939 6R7GT Double Dio... Octal (Int... ROK Common typ...
1760 
1936 6R7G Double Dio... Octal (Int... ROK Common typ...
1761 
1936 6R7 Double Dio... Octal (Int... CH Common typ...
1762 
1938 6Q7GT Double Dio... Octal (Int... ROK Common typ...
1763 
1936 6Q7G Double Dio... Octal (Int... ROK Common typ...
1764 
1949 6N8 Double Dio... Noval, B9A Common typ... Philips; E...
1765 
1940 6M7 Vacuum Pen... Octal (Int... CH Common typ...
1766 
1938 6M6 Vacuum Pen... Octal (Int... CH Common typ...
1767 
1949 6M5 Vacuum Pen... Noval, B9A Common typ... Philips; E...
1768 
1935 6K7 Vacuum Pen... Octal (Int... ROK Common typ... RCA (RCA V...
1769 
1936 6K6G Vacuum Pen... Octal (Int... ROK Common typ...
1770 
1960 6HU8 Double Bea... Noval, B9A Lorenz; Be...
1771 
1939 6H8 Double Dio... Octal (Int... CH Common typ...
1772 
1960 6FN5 Screen-gri...
1773 
1935 6F5 Triode, va... Octal (Int... ROK Common typ...
1774 
1938 6E8G Triode-Hex... Octal (Int... CH Common typ...
1775 
1933 6D7 Vacuum Pen... 7-Pin-Base... ROK Majestic t...
1776 
1933 6D6 Vacuum Pen... 6-Pin-Base... ROK Common typ...
1777 
1948 6CT7 Diode-Pent... Rimlock ba... Common typ... Philips; E...
1778 
1947 6CK5 Vacuum Pen... Rimlock ba... Common typ... Philips; E...
1779 
1947 6CJ5 Vacuum Pen... Rimlock ba... Common typ... Philips; E...
1780 
1955 6CF8 Vacuum Pen... Noval, B9A
1781 
1933 6C6 Vacuum Pen... 6-Pin-Base... ROK Common typ...
1782 
1935 6C5 Triode, va... Octal (Int... ROK Common typ...
1783 
1953 6BX4 Full-Wave ... Miniatur-7... Common typ...<