Extrait de la collection de lampes / semi-conducteurs de Manfred Fries. Ces images ont été chargées sur la page d'une lampe / semi-conducteur par Manfred Fries.
| EM840 |
1957 |
| Lorenz; Berlin, Zuffenhausen... |
D |
|
| RD12Ga |
|
| Lorenz; Berlin, Zuffenhausen... |
D |
|
| P410 |
|
| Marconi-Osram - (Valves/Tube... |
GB |
|
| DL72 |
|
| Mullard Radio Valve Co. Ltd.; |
GB |
|
| EC97 |
|
| Mullard Radio Valve Co. Ltd.; |
GB |
|
| EF54 |
|
| Mullard Radio Valve Co. Ltd.; |
GB |
|
| VP4 |
|
| Mullard Radio Valve Co. Ltd.; |
GB |
|
| 6J8EG |
|
| National Union Radio Corp.; ... |
USA |
|
| AX1 |
1934 |
| Philips; Eindhoven (tubes in... |
NL |
|
| CCH2 |
|
| Philips; Eindhoven (tubes in... |
NL |
|
| DF22 |
1940 |
| Philips; Eindhoven (tubes in... |
NL |
|
| DL21 |
1940 |
| Philips; Eindhoven (tubes in... |
NL |
|
| E442 |
1928 |
| Philips; Eindhoven (tubes in... |
NL |
|
| EEP1 |
1947 |
| Philips; Eindhoven (tubes in... |
NL |
|
| EL3N |
1939 |
| Philips; Eindhoven (tubes in... |
NL |
|
| EL5 |
1936 |
| Philips; Eindhoven (tubes in... |
NL |
|
| EL505 |
|
| Philips; Eindhoven (tubes in... |
NL |
|
| G3140 |
1929 |
| Philips; Eindhoven (tubes in... |
NL |
|
| QE06/50 |
|
| Philips; Eindhoven (tubes in... |
NL |
|
| BDDT61 |
|
| Sator (brand of Tungsram for... |
H |
|
| BEP61 |
|
| Sator (brand of Tungsram for... |
H |
|
| M43 |
|
| Sator (brand of Tungsram for... |
H |
|
| A430N |
|
| Triotron (tubes) = Brand of ... |
A |
|
| P440N |
|
| Triotron (tubes) = Brand of ... |
A |
|
| P2020N |
|
| Triotron (tubes) = Brand of ... |
A |
|
| S415N |
|
| Triotron (tubes) = Brand of ... |
A |
|
| S435N |
|
| Triotron (tubes) = Brand of ... |
A |
|
| AG495 |
|
| Tungsram; Budapest (see also... |
H |
|
| AL495 |
|
| Tungsram; Budapest (see also... |
H |
|
| APP495 |
|
| Tungsram; Budapest (see also... |
H |
|
