Extrait de la collection de lampes / semi-conducteurs de Alexander Hofer. Ces images ont été chargées sur la page d'une lampe / semi-conducteur par Alexander Hofer.
| LG71 |
|
| Telefunken Deutschland (TFK)... |
D |
|
| LG73 |
|
| Telefunken Deutschland (TFK)... |
D |
|
| LG75 |
|
| Telefunken Deutschland (TFK)... |
D |
|
| LG76 |
|
| Telefunken Deutschland (TFK)... |
D |
|
| LG998 |
|
| Siemens (& Halske, -Schucker... |
D |
|
| LK4110 |
1930 |
| Valvo GmbH, Radioröhrenfabri... |
D |
|
| LK4250 |
|
| Valvo GmbH, Radioröhrenfabri... |
D |
|
| LS1 |
|
| Telefunken Deutschland (TFK)... |
D |
|
| LS2 |
|
| Telefunken Deutschland (TFK)... |
D |
|
| LS3 |
|
| Telefunken Deutschland (TFK)... |
D |
|
| LS4 |
|
| Valvo GmbH, Radioröhrenfabri... |
D |
|
| LS50 |
|
| Telefunken Deutschland (TFK)... |
D |
|
| LS180 |
|
| Telefunken Deutschland (TFK)... |
D |
|
| LV3 |
|
| Telefunken Deutschland (TFK)... |
D |
|
| LV4 |
|
| Telefunken Deutschland (TFK)... |
D |
|
| LV6_Marconi |
|
| Marconi's Wireless Telegraph... |
GB |
|
| LV7 |
|
| Philips; Eindhoven (tubes in... |
NL |
|
| LV30 |
|
| Telefunken Deutschland (TFK)... |
D |
|
| LW54 |
|
| Lorenz; Berlin, Zuffenhausen... |
D |
|
|
| M8248 |
|
| Mullard Radio Valve Co. Ltd.; |
GB |
|
| MC1 |
|
| Siemens (& Halske, -Schucker... |
D |
|
| MD10/1900 |
|
| BBC - Brown Boveri; Baden |
CH |
|
| MD13-39 |
|
| Telefunken Deutschland (TFK)... |
D |
|
| MF6 |
|
| Telefunken Deutschland (TFK)... |
D |
|
|
| MR1_Ediswan |
|
| Ediswan, Siemens Edison Swan... |
GB |
|
| MT16 |
|
| Marconi-Osram - (Valves/Tube... |
GB |
|
| N30 |
1934 |
| MO Valve Co. Ltd.; GB |
GB |
|
| NC2 |
|
| Common type Great Britain tu... |
GB |
|
