Excerpt from the tube collection of Rudolf Osterkamp. These images (tube photos) were uploaded to the respective tubes or valves by Rudolf Osterkamp.
H4 |
|
Kremenezky, Johann (Sator); ... |
A |
|
H30 |
|
MO Valve Co. Ltd.; GB |
GB |
|
H31N08B01 |
|
Westinghouse El. & Mfg. Co. ... |
USA |
|
H304C |
|
Common type Europe tube/semi... |
EU |
|
H406D |
1928 |
Valvo GmbH, Radioröhrenfabri... |
D |
|
H407 |
|
Tungsram; Budapest (see also... |
H |
|
HA2-2525-5 |
|
Common type USA tube/semicond. |
USA |
|
HA3-4741-5 |
|
Raytheon Mfg. Co.; Cambridge... |
USA |
|
HA1141R |
|
Siemens (& Halske, -Schucker... |
D |
|
HC4015A |
|
RCA (RCA Victor Co. Inc.); N... |
USA |
|
HCPL-2531 |
|
Common type USA tube/semicond. |
USA |
|
HCTR0320 |
|
Common type USA tube/semicond. |
USA |
|
HD24 |
|
MO Valve Co. Ltd.; GB |
GB |
|
HD613901 |
|
Hitachi Ltd.; Tokyo |
J |
|
HDSP-2300 |
|
Common type USA tube/semicond. |
USA |
|
HF_Mullard |
|
Mullard Radio Valve Co. Ltd.; |
GB |
|
HF_red_ring |
|
Mullard Radio Valve Co. Ltd.; |
GB |
|
HF29_klar |
1929 |
Loewe-(Opta); Deutschland |
D |
|
HGTG20N60A4D |
|
Fairchild Semiconductor Inc.... |
USA |
|
HI1-0201 |
|
Common type USA tube/semicond. |
USA |
|
HI2-200 |
|
Common type USA tube/semicond. |
USA |
|
HI20N50 |
|
Thomson (marque), Thomson-Ho... |
F |
|
HL2 |
|
Marconi-Osram - (Valves/Tube... |
GB |
|
HL410 |
1929 |
Osram-Valves GB (not MO-Valv... |
GB |
|
HM9901 |
|
Common type China (PRC) tube... |
PRC |
|
HN462732 |
|
Hitachi Ltd.; Tokyo |
J |
|
HN482764 |
|
Hitachi Ltd.; Tokyo |
J |
|
|
HP4106 |
|
Tungsram; Budapest (see also... |
H |
|
HR410 |
|
Tungsram; Budapest (see also... |
H |
|
Rudolf Osterkamp started his/her tube collection (valve collection) here on 04.Aug.2008.
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