Extrait de la collection de lampes / semi-conducteurs de Georges Werts. Ces images ont été chargées sur la page d'une lampe / semi-conducteur par Georges Werts.
| R77 |
1928 |
| Dario (tubes) - voir aussi L... |
F |
|
| RE604 |
1928 |
| Telefunken Deutschland (TFK)... |
D |
|
| RES164 |
1928 |
| Telefunken Deutschland (TFK)... |
D |
|
| RES164d |
1928 |
| Telefunken Deutschland (TFK)... |
D |
|
| 1561 |
1928 |
| Philips; Eindhoven (tubes in... |
NL |
|
| 1904 |
1928 |
| Philips; Eindhoven (tubes in... |
NL |
|
| A4110 |
1929 |
| Valvo GmbH, Radioröhrenfabri... |
D |
|
| E424N |
1929 |
| Philips; Eindhoven (tubes in... |
NL |
|
| E428 |
1929 |
| Philips; Eindhoven (tubes in... |
NL |
|
| E462 |
1929 |
| Philips; Eindhoven (tubes in... |
NL |
|
| G490 |
1929 |
| Valvo GmbH, Radioröhrenfabri... |
D |
|
| MH4 |
1929 |
| MO Valve Co. Ltd.; GB |
GB |
|
| ML4 |
1929 |
| MO Valve Co. Ltd.; GB |
GB |
|
| MS4 |
1929 |
| Marconi-Osram - (Valves/Tube... |
GB |
|
| REN704d |
1929 |
| Telefunken Deutschland (TFK)... |
D |
|
| REN904 |
1929 |
| Telefunken Deutschland (TFK)... |
D |
|
| RGN354 |
1929 |
| Telefunken Deutschland (TFK)... |
D |
|
| RGN1054 |
1929 |
| Telefunken Deutschland (TFK)... |
D |
|
| VT-4C |
1929 ? |
| Common type USA tube/semicond. |
USA |
|
| 24A |
1929 |
| Common type USA tube/semicond. |
USA |
|
| 866 |
1929 |
| Common type USA tube/semicond. |
USA |
|
| 45 |
1929 |
| Common type USA tube/semicond. |
USA |
|
| C443N |
1930 |
| Philips; Eindhoven (tubes in... |
NL |
|
| E463 |
1930 |
| Philips; Eindhoven (tubes in... |
NL |
|
| RGN1404 |
1930 |
| Telefunken Deutschland (TFK)... |
D |
|
| 30 |
1930 |
| Common type USA tube/semicond. |
USA |
|
| U10 |
1930 |
| MO Valve Co. Ltd.; GB |
GB |
|
| E441N |
1931 |
| Philips; Eindhoven (tubes in... |
NL |
|
| E452T |
1931 |
| Philips; Eindhoven (tubes in... |
NL |
|
| RES364 |
1931 |
| Telefunken Deutschland (TFK)... |
D |
|
