Extrait de la collection de lampes / semi-conducteurs de Jacob Roschy. Ces images ont été chargées sur la page d'une lampe / semi-conducteur par Jacob Roschy.
| 1A6 |
|
| Common type USA tube/semicond. |
USA |
|
| 1E7G |
|
| Common type USA tube/semicond. |
USA |
|
| 1F7GV |
|
| Common type USA tube/semicond. |
USA |
|
| 1LE3 |
|
| Common type USA tube/semicond. |
USA |
|
| 2A7 |
1933 |
| Common type USA tube/semicond. |
USA |
|
| 2B7 |
|
| Common type USA tube/semicond. |
USA |
|
| 2C26 |
|
| Common type USA tube/semicond. |
USA |
|
| 2C26A |
|
| Common type USA tube/semicond. |
USA |
|
| 2C34 |
|
| Common type USA tube/semicond. |
USA |
|
| 2C52 |
|
| Common type USA tube/semicond. |
USA |
|
| 2E5 |
|
| Common type USA tube/semicond. |
USA |
|
| 2E22 |
|
| Common type USA tube/semicond. |
USA |
|
| 2E30 |
|
| Common type USA tube/semicond. |
USA |
|
| 2G21 |
|
| Common type USA tube/semicond. |
USA |
|
| 3A8GT |
|
| Common type USA tube/semicond. |
USA |
|
| 3B29 |
|
| Common type USA tube/semicond. |
USA |
|
| 5AZ4 |
|
| Common type USA tube/semicond. |
USA |
|
| 5R4GYA |
|
| Common type USA tube/semicond. |
USA |
|
| 5R4GYB |
|
| Common type USA tube/semicond. |
USA |
|
| 5T4 |
|
| Common type USA tube/semicond. |
USA |
|
| 5V4GA |
|
| Common type USA tube/semicond. |
USA |
|
| 5W4 |
1936 |
| Common type USA tube/semicond. |
USA |
|
| 5W4GT |
|
| Common type USA tube/semicond. |
USA |
|
| 5X4G |
1936 |
| Common type USA tube/semicond. |
USA |
|
| 5Y3GT/G |
|
| Common type USA tube/semicond. |
USA |
|
| 5Z4 |
1935 |
| Common type USA tube/semicond. |
USA |
|
| 6A6 |
|
| Common type USA tube/semicond. |
USA |
|
| 6A7 |
1933 |
| Common type USA tube/semicond. |
USA |
|
| 6A8G |
1936 |
| Common type USA tube/semicond. |
USA |
|
| 6A8GT |
|
| Common type USA tube/semicond. |
USA |
|
