Extrait de la collection de lampes / semi-conducteurs de Alexander Hofer. Ces images ont été chargées sur la page d'une lampe / semi-conducteur par Alexander Hofer.
| 1229 |
|
| Sylvania (Hygrade, GTE, Nilc... |
USA |
|
| 1609 |
|
| RCA (RCA Victor Co. Inc.); N... |
USA |
|
| 1616 |
|
| Common type USA tube/semicond. |
USA |
|
| 1624 |
|
| Common type USA tube/semicond. |
USA |
|
| 1630 |
1939 |
| RCA (RCA Victor Co. Inc.); N... |
USA |
|
| 1644 |
|
| Common type USA tube/semicond. |
USA |
|
| 1850-A |
|
| RCA (RCA Victor Co. Inc.); N... |
USA |
|
| 1851 |
|
| Common type USA tube/semicond. |
USA |
|
| 2050W |
|
| Common type USA tube/semicond. |
USA |
|
| 2051 |
|
| Common type USA tube/semicond. |
USA |
|
| 4879 |
|
| RCA (RCA Victor Co. Inc.); N... |
USA |
|
| 5736 |
|
| Common type USA tube/semicond. |
USA |
|
| 5908 |
|
| Common type USA tube/semicond. |
USA |
|
| 5973 |
|
| General Electric Co. (GE); B... |
USA |
|
| 6082WB |
|
| Tung-Sol Electric Inc.; Newa... |
USA |
|
| 6161 |
|
| RCA (RCA Victor Co. Inc.); N... |
USA |
|
| 6303 |
|
| United Electronics Co.; Newa... |
USA |
|
| 6336A |
|
| Common type USA tube/semicond. |
USA |
|
| 6360 |
|
| Common type USA tube/semicond. |
USA |
|
| 6499 |
|
| RCA (RCA Victor Co. Inc.); N... |
USA |
|
| 6842 |
|
| Victoreen Instrument Co.; Cl... |
USA |
|
| 7150 |
|
| Common type USA tube/semicond. |
USA |
|
| 7153 |
|
| Burroughs Corporation; Plain... |
USA |
|
| 7326 |
|
| RCA (RCA Victor Co. Inc.); N... |
USA |
|
| 7355 |
|
| Common type USA tube/semicond. |
USA |
|
| 7699 |
|
| Amperex; New York |
USA |
|
| 7768 |
|
| General Electric Co. (GE); B... |
USA |
|
| 7841 |
|
| General Electric Co. (GE); B... |
USA |
|
| 8000 |
|
| Common type USA tube/semicond. |
USA |
|
| 8005 |
|
| Common type USA tube/semicond. |
USA |
|
