Excerpt from the tube collection of David Erali. These images (tube photos) were uploaded to the respective tubes or valves by David Erali.
10 |
1925 |
Common type USA tube/semicond. |
USA |
|
CX301A |
1925 |
Cunningham Inc., E.T.; Harr... |
USA |
|
DL4_deForest |
1926 ?? |
DeForest-Tubes |
USA |
|
UX200A |
1926 |
Common type USA tube/semicond. |
USA |
|
71A |
1926 |
Common type USA tube/semicond. |
USA |
|
D-01A |
1927 ?? |
DeForest-Tubes |
USA |
|
VT-134 |
1927 |
Common type USA tube/semicond. |
USA |
|
26 |
1927 |
Common type USA tube/semicond. |
USA |
|
80 |
1927 |
Common type USA tube/semicond. |
USA |
|
UX226 |
1927 |
Common type USA tube/semicond. |
USA |
|
226 |
1927 |
Common type USA tube/semicond. |
USA |
|
24A |
1929 |
Common type USA tube/semicond. |
USA |
|
45 |
1929 |
Common type USA tube/semicond. |
USA |
|
30 |
1930 |
Common type USA tube/semicond. |
USA |
|
31 |
1930 |
Common type USA tube/semicond. |
USA |
|
32 |
1930 |
Common type USA tube/semicond. |
USA |
|
36 |
1930 |
Common type USA tube/semicond. |
USA |
|
38 |
1930 |
RCA (RCA Victor Co. Inc.); N... |
USA |
|
201 |
1930 |
Common type USA tube/semicond. |
USA |
|
230 |
1930 |
Common type USA tube/semicond. |
USA |
|
33 |
1931 |
Common type Worldwide tube/s... |
ZZ |
|
47 |
1931 |
Common type USA tube/semicond. |
USA |
|
58 |
1931 |
Common type USA tube/semicond. |
USA |
|
2A5 |
1932 |
Common type USA tube/semicond. |
USA |
|
42 |
1932 |
Common type USA tube/semicond. |
USA |
|
48 |
1932 |
Common type USA tube/semicond. |
USA |
|
41 |
1932 |
Common type USA tube/semicond. |
USA |
|
43 |
1932 |
Common type USA tube/semicond. |
USA |
|
2A7 |
1933 |
Common type USA tube/semicond. |
USA |
|
6A7 |
1933 |
Common type USA tube/semicond. |
USA |
|
David Erali started his/her tube collection (valve collection) here on 04.Jul.2016.
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