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.
| 10E/525 |
|
| Cossor, A.C.; London |
GB |
|
| 10E/7607 |
|
| Common type Great Britain tu... |
GB |
|
| 10E/7738 |
|
| Common type Great Britain tu... |
GB |
|
| 15D1 |
|
| Standard Telephones and Cabl... |
GB |
|
| 19G6 |
|
| Standard Telephones and Cabl... |
GB |
|
| 20P1 |
|
| Mazda = Valve (Tube) brand G... |
GB |
|
| 27M1 |
|
| Ediswan, Siemens Edison Swan... |
GB |
|
| 36EHT115 |
|
| Westinghouse El. & Mfg. Co. ... |
USA |
|
| 41MP |
|
| Cossor, A.C.; London |
GB |
|
| 43IU |
|
| Cossor, A.C.; London |
GB |
|
| 50L6 |
|
| Common type Worldwide tube/s... |
ZZ |
|
| 54XH |
|
| Common type USA tube/semicond. |
USA |
|
| 80 |
1927 |
| Common type USA tube/semicond. |
USA |
|
| 104V |
|
| Mullard Radio Valve Co. Ltd.; |
GB |
|
| 172BD |
|
| Mullard Radio Valve Co. Ltd.; |
GB |
|
| 200V8 |
|
| Robertson Electric Lamps Ltd... |
GB |
|
| 202MPG |
|
| Cossor, A.C.; London |
GB |
|
| 210HL_Cossor |
1926 |
| Cossor, A.C.; London |
GB |
|
| 210SPT |
|
| Cossor, A.C.; London |
GB |
|
| 220HPT_5pin |
|
| Cossor, A.C.; London |
GB |
|
| 220PA |
|
| Cossor, A.C.; London |
GB |
|
| 220SG |
|
| Cossor, A.C.; London |
GB |
|
| 220TH |
|
| Cossor, A.C.; London |
GB |
|
| 225DU |
|
| Cossor, A.C.; London |
GB |
|
| 253/T2 |
|
| Mullard Radio Valve Co. Ltd.; |
GB |
|
| 357A |
|
| Western Electric Company Inc... |
USA |
|
| 402P |
|
| Cossor, A.C.; London |
GB |
|
| 410HF |
|
| Cossor, A.C.; London |
GB |
|
|
| 624BU |
|
| Cossor, A.C.; London |
GB |
|
