Extrait de la collection de lampes / semi-conducteurs de Pedro Prieto-Castro. Ces images ont été chargées sur la page d'une lampe / semi-conducteur par Pedro Prieto-Castro.
| 551 |
1931 |
| Common type USA tube/semicond. |
USA |
|
| 506 |
1927 |
| Philips; Eindhoven (tubes in... |
NL |
|
| 452 |
1926 |
| Philips; Eindhoven (tubes in... |
NL |
|
| 451 |
1926 |
| Philips; Eindhoven (tubes in... |
NL |
|
| 401_McCullough |
1926 |
| Common type USA tube/semicond. |
USA |
|
| 394A |
|
| Common type USA tube/semicond. |
USA |
|
| 393A |
|
| Common type USA tube/semicond. |
USA |
|
| 371B |
|
| Common type USA tube/semicond. |
USA |
|
| 354V |
|
| Mullard Radio Valve Co. Ltd.; |
GB |
|
| 308H-62 |
|
| Hughes Aircraft Co.; Los Ang... |
USA |
|
| 307A |
|
| Common type USA tube/semicond. |
USA |
|
| 304 |
|
| Osram GmbH KG; Berlin |
D |
|
| 247 |
|
| Common type USA tube/semicond. |
USA |
|
| 245 |
|
| Common type USA tube/semicond. |
USA |
|
| 240B |
|
| Cossor, A.C.; London |
GB |
|
| 239 |
|
| Common type USA tube/semicond. |
USA |
|
| 235 |
|
| Common type USA tube/semicond. |
USA |
|
| 227 |
1927 |
| Common type USA tube/semicond. |
USA |
|
| 210VPA |
|
| Cossor, A.C.; London |
GB |
|
| 210HF_Cossor |
|
| Cossor, A.C.; London |
GB |
|
| 121-1 |
|
| Edison, Thomas A., North Ame... |
USA |
|
| 100TH |
|
| Common type Worldwide tube/s... |
ZZ |
|
| 100R |
|
| Tungsram; Budapest (see also... |
H |
|
| 100E1 |
|
| Philips; Eindhoven (tubes in... |
NL |
|
| 100 |
|
| Common type USA tube/semicond. |
USA |
|
| 90C1 |
|
| Philips; Eindhoven (tubes in... |
NL |
|
| 89 |
|
| RCA (RCA Victor Co. Inc.); N... |
USA |
|
| 83A1 |
|
| Common type Europe tube/semi... |
EU |
|
| 83 |
|
| Common type USA tube/semicond. |
USA |
|
| 76 |
1933 |
| Common type USA tube/semicond. |
USA |
|
