Excerpt from the tube collection of Rudolf Osterkamp. These images (tube photos) were uploaded to the respective tubes or valves by Rudolf Osterkamp.
GEX34 |
|
GEC, General Electric Co Ltd... |
GB |
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GFT20 |
|
TeKaDe (TKD), Süddeutsche Te... |
D |
|
GFT2006/P4 |
|
TeKaDe (TKD), Süddeutsche Te... |
D |
|
Gg2 |
|
Siemens (& Halske, -Schucker... |
D |
|
|
GI1906 |
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Common type USA tube/semicond. |
USA |
|
Gl.1,5* |
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Siemens (& Halske, -Schucker... |
D |
|
GL4/2 |
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Sator (brand of Tungsram for... |
H |
|
|
GM0290 |
|
Texas Instruments, Dallas |
USA |
|
|
GR20-1112 |
|
Sylvania (Hygrade, GTE, Nilc... |
USA |
|
GR22-214 |
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Deutsche Glimmlampen GmbH, (... |
D |
|
GR44 |
|
Cerberus AG, Schweiz |
CH |
|
GR150/DM |
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Deutsche Glimmlampen GmbH, (... |
D |
|
GR280 |
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Deutsche Glimmlampen GmbH, (... |
D |
|
GRDIX |
|
Philips; Eindhoven (tubes in... |
NL |
|
GRS251 |
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Phönix Röntgenröhrenwerk, Ru... |
D |
|
GS10C/S |
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Ericsson Telephones / Britis... |
GB |
|
|
GSD4/12 |
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TeKaDe (TKD), Süddeutsche Te... |
D |
|
GT1C |
|
Marconi-Osram - (Valves/Tube... |
GB |
|
GTR150W |
|
Hivac Ltd.; Harrow-on-the-Hill |
GB |
|
GXU1 |
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Marconi-Osram - (Valves/Tube... |
GB |
|
GZ32 |
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Common type Europe tube/semi... |
EU |
|
GZ34 |
1954 |
Common type Worldwide tube/s... |
ZZ |
|
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H_Splendid |
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Heussen, M. & Co; Arnhem |
NL |
|
H4 |
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Kremenezky, Johann (Sator); ... |
A |
|
H30 |
|
MO Valve Co. Ltd.; GB |
GB |
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Rudolf Osterkamp started his/her tube collection (valve collection) here on 04.Aug.2008.
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