Extrait de la collection de lampes / semi-conducteurs de Georges Werts. Ces images ont été chargées sur la page d'une lampe / semi-conducteur par Georges Werts.
| 24A |
1929 |
| Common type USA tube/semicond. |
USA |
|
| 25A6G |
|
| Common type USA tube/semicond. |
USA |
|
| 25A7GT |
|
| Common type USA tube/semicond. |
USA |
|
| 25L6 |
1936 |
| Common type USA tube/semicond. |
USA |
|
| 25L6G |
1937 |
| Common type USA tube/semicond. |
USA |
|
| 25L6GT |
1938 |
| Common type USA tube/semicond. |
USA |
|
| 25Y5 |
|
| Common type USA tube/semicond. |
USA |
|
| 25Z4G |
|
| Common type Great Britain tu... |
GB |
|
| 25Z5 |
1933 |
| Common type Worldwide tube/s... |
ZZ |
|
| 25Z6G |
|
| Common type USA tube/semicond. |
USA |
|
| 25Z6GT |
|
| Common type USA tube/semicond. |
USA |
|
| 27 |
1927 |
| Common type Worldwide tube/s... |
ZZ |
|
| 30 |
1930 |
| Common type USA tube/semicond. |
USA |
|
| 30C15 |
|
| Mazda = Valve (Tube) brand G... |
GB |
|
| 35 |
1931 |
| Common type USA tube/semicond. |
USA |
|
| 35A5 |
|
| Common type Worldwide tube/s... |
ZZ |
|
| 35C5 |
|
| Common type USA tube/semicond. |
USA |
|
| 35D5 |
|
| Common type Italy tube/semic... |
I |
|
| 35L6GT |
|
| Common type USA tube/semicond. |
USA |
|
| 35T |
|
| Eimac (brand name) |
USA |
|
| 35W4 |
1946 |
| Common type Worldwide tube/s... |
ZZ |
|
| 35Z4GT |
|
| Common type USA tube/semicond. |
USA |
|
| 35Z5GT |
1939 |
| Common type USA tube/semicond. |
USA |
|
| 42 |
1932 |
| Common type USA tube/semicond. |
USA |
|
| 43 |
1932 |
| Common type USA tube/semicond. |
USA |
|
| 45 |
1929 |
| Common type USA tube/semicond. |
USA |
|
| 46 |
1932 |
| Common type USA tube/semicond. |
USA |
|
| 47 |
1931 |
| Common type USA tube/semicond. |
USA |
|
| 48 |
1932 |
| Common type USA tube/semicond. |
USA |
|
| 50B5 |
|
| Common type USA tube/semicond. |
USA |
|
