Extrait de la collection de lampes / semi-conducteurs de Tomasz Szczesniak. Ces images ont été chargées sur la page d'une lampe / semi-conducteur par Tomasz Szczesniak.
| U17 |
|
| MO Valve Co. Ltd.; GB |
GB |
|
| U30 |
1924 |
| MO Valve Co. Ltd.; GB |
GB |
|
| U191 |
|
| Mazda = Valve (Tube) brand G... |
GB |
|
| U251 |
|
| Mazda = Valve (Tube) brand G... |
GB |
|
| UR3C |
|
| Mullard Radio Valve Co. Ltd.; |
GB |
|
| UU6 |
|
| Mazda = Valve (Tube) brand G... |
GB |
|
| V24 |
1916 |
| Marconi's Wireless Telegraph... |
GB |
|
| V914 |
|
| Mazda = Valve (Tube) brand G... |
GB |
|
| VMP4G |
|
| Marconi-Osram - (Valves/Tube... |
GB |
|
| VP4 |
|
| Mullard Radio Valve Co. Ltd.; |
GB |
|
| VP4B |
|
| Mullard Radio Valve Co. Ltd.; |
GB |
|
| VP41 |
|
| Mazda = Valve (Tube) brand G... |
GB |
|
| VR38 |
|
| Marconi-Osram - (Valves/Tube... |
GB |
|
| VR53 |
|
| Common type Great Britain tu... |
GB |
|
| VR92 |
|
| Common type Great Britain tu... |
GB |
|
| VR106 |
|
| Common type Great Britain tu... |
GB |
|
| VR107 |
|
| Common type Great Britain tu... |
GB |
|
| VT50 |
|
| Common type Great Britain tu... |
GB |
|
| VU39 |
|
| Marconi-Osram - (Valves/Tube... |
GB |
|
| VU113 |
|
| Common type Great Britain tu... |
GB |
|
| XC23 |
|
| Hivac Ltd.; Harrow-on-the-Hill |
GB |
|
| XE3 |
|
| Hivac Ltd.; Harrow-on-the-Hill |
GB |
|
| XH1.5 |
|
| Hivac Ltd.; Harrow-on-the-Hill |
GB |
|
| XR1-3200 |
|
| Mullard Radio Valve Co. Ltd.; |
GB |
|
| XR1-6400 |
|
| Mullard Radio Valve Co. Ltd.; |
GB |
|
| XR1-6400A |
|
| Mullard Radio Valve Co. Ltd.; |
GB |
|
| Z319 |
|
| GEC, General Electric Co Ltd... |
GB |
|
| Z759 |
|
| MO Valve Co. Ltd.; GB |
GB |
|
| Z803U |
|
| Mullard Radio Valve Co. Ltd.; |
GB |
|
| 2D2 |
|
| Mullard Radio Valve Co. Ltd.; |
GB |
|
