Extrait de la collection de lampes / semi-conducteurs de Roland Biesler. Ces images ont été chargées sur la page d'une lampe / semi-conducteur par Roland Biesler.
| W4080 |
1929 |
| Valvo GmbH, Radioröhrenfabri... |
D |
|
| W4110 |
1933 |
| Valvo GmbH, Radioröhrenfabri... |
D |
|
| 6C5G |
|
| Common type Worldwide tube/s... |
ZZ |
|
| 6J5 |
1937 |
| Common type USA tube/semicond. |
USA |
|
| 7193 |
|
| Common type USA tube/semicond. |
USA |
|
| ECL11 |
1939 |
| Telefunken Deutschland (TFK)... |
D |
|
| ECL82 |
1956 |
| Common type Europe tube/semi... |
EU |
|
| VCL11 |
1938 |
| Common type Europe tube/semi... |
EU |
|
| ECH21 |
1941 |
| Philips; Eindhoven (tubes in... |
NL |
|
| ECH71 |
1950 |
| Lorenz; Berlin, Zuffenhausen... |
D |
|
| ECH81 |
1952 |
| Common type Europe tube/semi... |
EU |
|
| UCH21 |
1941 |
| Philips; Eindhoven (tubes in... |
NL |
|
| ACH1 |
1933 |
| Common type Europe tube/semi... |
EU |
|
| ECH3 |
1939 |
| Common type Europe tube/semi... |
EU |
|
| ECH11 |
1938 |
| Common type Europe tube/semi... |
EU |
|
| ECH42 |
1948 |
| Common type Europe tube/semi... |
EU |
|
| ECH80 |
|
| Mullard Radio Valve Co. Ltd.; |
GB |
|
| 12K8 |
1939 |
| Common type USA tube/semicond. |
USA |
|
| ECF1 |
1940 |
| Common type Europe tube/semi... |
EU |
|
| ECF82 |
|
| Common type Europe tube/semi... |
EU |
|
|
| 6AW8 |
|
| RCA (RCA Victor Co. Inc.); N... |
USA |
|
| EABC80 |
1952 |
| Common type Europe tube/semi... |
EU |
|
| DM300_old |
1927 |
| Radio-Record - Röhrenmarke; ... |
NL |
|
| AF3 |
1934 |
| Common type Europe tube/semi... |
EU |
|
| AF7 |
1934 |
| Common type Europe tube/semi... |
EU |
|
| AL1 |
1935 |
| Common type Europe tube/semi... |
EU |
|
| AL4 |
1936 |
| Common type Europe tube/semi... |
EU |
|
| AL5 |
1936 |
| Common type Europe tube/semi... |
EU |
|
| CF3 |
1935 |
| Common type Europe tube/semi... |
EU |
|
