Extracto de la colección de válvulas de Rudolf Osterkamp. Estas imágenes fueron aportadas en la página de válvula respectiva por Rudolf Osterkamp.
| UV201A |
1922 |
| General Electric for Brand R... |
USA |
|
| UX-30_Japan |
|
| Common type Japan tube/semic... |
J |
|
| UX120 |
|
| Common type USA tube/semicond. |
USA |
|
| UX240 |
1927 |
| Common type USA tube/semicond. |
USA |
|
| UY227 |
1927 |
| Common type USA tube/semicond. |
USA |
|
| V5 |
|
| Cossor, A.C.; London |
GB |
|
| V9 |
|
| Cossor, A.C.; London |
GB |
|
| V1508 |
|
| Splendor Lampenfabriek; Nijm... |
NL |
|
| VIRAA |
1926 |
| Vereenigde Industrieen (N.V.... |
NL |
|
| VR5 |
|
| Niggl-Hochvakuum-Industrie, ... |
D |
|
| VR6 |
|
| Niggl-Hochvakuum-Industrie, ... |
D |
|
| VR21 |
|
| Common type Great Britain tu... |
GB |
|
| VT_Moorhead |
|
| Moorhead Laboratories (Pacif... |
USA |
|
| VT45 |
|
| Common type Great Britain tu... |
GB |
|
| VT73A_GPO |
|
| Standard Telephones and Cabl... |
GB |
|
| VT105_GB |
|
| Common type Great Britain tu... |
GB |
|
| W1_Cossor |
1925 |
| Cossor, A.C.; London |
GB |
|
| W3_Cossor |
1925 |
| Cossor, A.C.; London |
GB |
|
| W125 |
1928 |
| Valvo GmbH, Radioröhrenfabri... |
D |
|
| Wecovalve_red |
|
| Western Electric Co. Ltd.; L... |
GB |
|
| Xtraudion |
|
| Economic Electric; London |
GB |
|
| Z14_Philips |
|
| Philips; Eindhoven (tubes in... |
NL |
|
| 2A3 |
1933 |
| Common type USA tube/semicond. |
USA |
|
| 3CW20,000A3 |
|
| Eimac (brand name) |
USA |
|
| 6/100Amp |
1926 ? |
| Métal; France (tubes) |
F |
|
| 6A5 |
|
| Common type USA tube/semicond. |
USA |
|
| 6C4 |
|
| Common type USA tube/semicond. |
USA |
|
|
|
| 6J5G |
|
| Common type USA tube/semicond. |
USA |
|
Rudolf Osterkamp inauguró esta muestra de su colección el día 04.Aug.2008.
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