Extrait de la collection de lampes / semi-conducteurs de Alan Larsen. Ces images ont été chargées sur la page d'une lampe / semi-conducteur par Alan Larsen.
| OR |
|
| Siemens (& Halske, -Schucker... |
D |
|
|
| V24 |
1916 |
| Marconi's Wireless Telegraph... |
GB |
|
| UV-102 |
|
| Tokyo Electric Co. (TEC); To... |
J |
|
| Ultraudion_E12 |
|
| DeForest-Tubes |
USA |
|
| UF-101 |
|
| Tokyo Electric Co. (TEC); To... |
J |
|
| TM |
1915 |
| Common type France tube/semi... |
F |
|
| S700 |
|
| Schickerling Products Manufa... |
USA |
|
| RE58 |
|
| Telefunken Deutschland (TFK)... |
D |
|
| R4B_MO |
|
| Osram-Valves GB (not MO-Valv... |
GB |
|
| QX |
|
| MO Valve Co. Ltd.; GB |
GB |
|
| Q_Marconi |
1916 |
| Marconi's Wireless Telegraph... |
GB |
|
| OT1A |
|
| O. & T. (O-T) Electric Corpo... |
USA |
|
| ORA |
1922 ? |
| Mullard Radio Valve Co. Ltd.; |
GB |
|
| Microtriode |
|
| Grammont (Radiofotos, Fotos)... |
F |
|
| LS1_MO |
1925 |
| MO Valve Co. Ltd.; GB |
GB |
|
| ES1_Ediswan |
1916 ?? |
| Ediswan, Siemens Edison Swan... |
GB |
|
| DEV |
|
| MO Valve Co. Ltd.; GB |
GB |
|
| DER |
|
| MO Valve Co. Ltd.; GB |
GB |
|
| DEQ |
|
| MO Valve Co. Ltd.; GB |
GB |
|
| DE-1 |
|
| Sonora Tube Co.; Chicago, IL |
USA |
|
| D9 |
|
| Grammont (Radiofotos, Fotos)... |
F |
|
| B4_BTH |
|
| BTH (B.T.H.), British Thomso... |
GB |
|
| B_MOV |
|
| Marconi-Osram - (Valves/Tube... |
GB |
|
| Audion_13-Hudson-fil |
|
| DeForest-Tubes |
USA |
|
| Audion_WSA |
|
| Wireless Specialty Apparatus... |
USA |
|
| Audion_sw |
|
| DeForest-Tubes |
USA |
|
| A_Moorhead |
|
| Moorhead Laboratories (Pacif... |
USA |
|
| VT-Class-I |
1919 |
| Marconi Wireless Telegraph C... |
USA |
|
| ER_Marconi |
|
| Marconi Wireless Telegraph C... |
USA |
|
