Extrait de la collection de lampes / semi-conducteurs de Roy Johnson. Ces images ont été chargées sur la page d'une lampe / semi-conducteur par Roy Johnson.
| BVA247 |
|
| Brimar (STC); Foots Cray |
GB |
|
| CCT6 |
|
| GEC, General Electric Co Ltd... |
GB |
|
| CG1C |
|
| BTH (B.T.H.), British Thomso... |
GB |
|
| CR2_Ediswan |
|
| Ediswan, Siemens Edison Swan... |
GB |
|
| CS2A |
|
| GEC, General Electric Co Ltd... |
GB |
|
| CV6 |
|
| Common type Great Britain tu... |
GB |
|
| CV18 |
|
| Marconi-Osram - (Valves/Tube... |
GB |
|
| CV52 |
|
| Marconi-Osram - (Valves/Tube... |
GB |
|
| CV54 |
|
| Common type Great Britain tu... |
GB |
|
|
| CV73 |
|
| Common type Great Britain tu... |
GB |
|
| CV85 |
|
| Common type Great Britain tu... |
GB |
|
| CV90 |
|
| Common type Great Britain tu... |
GB |
|
| CV124 |
|
| Common type Great Britain tu... |
GB |
|
| CV129 |
|
| Common type Great Britain tu... |
GB |
|
| CV187 |
|
| Common type Great Britain tu... |
GB |
|
|
| CV248 |
|
| Common type Great Britain tu... |
GB |
|
| CV315 |
|
| Common type Worldwide tube/s... |
ZZ |
|
| CV345 |
|
| MO Valve Co. Ltd.; GB |
GB |
|
| CV371 |
|
| Common type Great Britain tu... |
GB |
|
| CV378 |
|
| Common type Great Britain tu... |
GB |
|
| CV408 |
|
| Marconi's Wireless Telegraph... |
GB |
|
| CV413 |
|
| Standard Telephones and Cabl... |
GB |
|
| CV449 |
|
| Common type Great Britain tu... |
GB |
|
| CV450 |
|
| Common type Europe tube/semi... |
EU |
|
| CV571 |
|
| Common type Great Britain tu... |
GB |
|
| CV982 |
|
| GEC, General Electric Co Ltd... |
GB |
|
| CV1070 |
|
| Common type Great Britain tu... |
GB |
|
|
