Extrait de la collection de lampes / semi-conducteurs de Robert Gillespie. Ces images ont été chargées sur la page d'une lampe / semi-conducteur par Robert Gillespie.
| UV201A |
1922 |
| General Electric for Brand R... |
USA |
|
| UV203A |
1923 |
| General Electric for Brand R... |
USA |
|
| UV206 |
|
| General Electric for Brand R... |
USA |
|
| UV210 |
1924 |
| General Electric for Brand R... |
USA |
|
| UV211 |
|
| General Electric for Brand R... |
USA |
|
| UV216 |
1921 |
| General Electric for Brand R... |
USA |
|
| UV217 |
1927 |
| General Electric for Brand R... |
USA |
|
| UV217B |
1926 |
| General Electric for Brand R... |
USA |
|
| UV218 |
|
| General Electric for Brand R... |
USA |
|
| UV886 |
|
| General Electric for Brand R... |
USA |
|
| UX210 |
1925 |
| General Electric for Brand R... |
USA |
|
| 866A |
1933 |
| General Electric for Brand R... |
USA |
|
|
| GSX-20 |
|
| Gold Seal Electrical Co., In... |
USA |
|
| M24A |
|
| Gold Seal Electrical Co., In... |
USA |
|
| M26_metal-glass |
|
| Gold Seal Electrical Co., In... |
USA |
|
| M27 |
|
| Gold Seal Electrical Co., In... |
USA |
|
| M42 |
|
| Gold Seal Electrical Co., In... |
USA |
|
| M57 |
|
| Gold Seal Electrical Co., In... |
USA |
|
| M77 |
|
| Gold Seal Electrical Co., In... |
USA |
|
| M78 |
|
| Gold Seal Electrical Co., In... |
USA |
|
| M80_metal-glass |
|
| Gold Seal Electrical Co., In... |
USA |
|
| Y-247 |
|
| Gold Seal Electrical Co., In... |
USA |
|
| BigrilleOscillatrice |
|
| Grammont (Radiofotos, Fotos)... |
F |
|
| Microtriode |
|
| Grammont (Radiofotos, Fotos)... |
F |
|
| TCG3 |
|
| Grammont (Radiofotos, Fotos)... |
F |
|
| V0 |
|
| Grammont (Radiofotos, Fotos)... |
F |
|
| Gammatron_54 |
|
| Heintz & Kaufman Ltd. (Gamma... |
USA |
|
| 254 |
|
| Heintz & Kaufman Ltd. (Gamma... |
USA |
|
| 254W |
|
| Heintz & Kaufman Ltd. (Gamma... |
USA |
|