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.
| EVN171 |
1916 |
| Telefunken Deutschland (TFK)... |
D |
|
| RE16 |
1917 |
| Telefunken Deutschland (TFK)... |
D |
|
| SSI_G5K |
1917 |
| Siemens (& Halske, -Schucker... |
D |
|
| VT-1 |
1917 |
| Western Electric Company Inc... |
USA |
|
| EVE173 |
1917 |
| Telefunken Deutschland (TFK)... |
D |
|
| Ideezet |
1918 |
| Ideezet tubes (made by Phili... |
NL |
|
| RE11 |
1918 |
| Telefunken Deutschland (TFK)... |
D |
|
| RS5 |
1918 |
| Telefunken Deutschland (TFK)... |
D |
|
| 215A |
1919 |
| Western Electric Company Inc... |
USA |
|
| WD11 |
1922 |
| Westinghouse for Brand RCA-R... |
USA |
|
| 216A |
1922 |
| Western Electric Company Inc... |
USA |
|
| E_Philips |
1923 ? |
| Philips; Eindhoven (tubes in... |
NL |
|
| RE78 |
1924 |
| Telefunken Deutschland (TFK)... |
D |
|
| RE83 |
1924 |
| Telefunken Deutschland (TFK)... |
D |
|
| SS_Triotron |
1924 |
| Triotron (tubes) = Brand of ... |
A |
|
| A341 |
1925 |
| Philips; Eindhoven (tubes in... |
NL |
|
| RE95 |
1925 |
| Telefunken Deutschland (TFK)... |
D |
|
| RE209 |
1925 |
| Telefunken Deutschland (TFK)... |
D |
|
| 1018 |
1925 |
| Philips; Eindhoven (tubes in... |
NL |
|
| BO |
1926 |
| Siemens (& Halske, -Schucker... |
D |
|
| H_DeForest |
1926 |
| DeForest-Tubes |
USA |
|
| RE064t |
1926 |
| Telefunken Deutschland (TFK)... |
D |
|
| RE144 |
1926 |
| Telefunken Deutschland (TFK)... |
D |
|
| RE504 |
1926 |
| Telefunken Deutschland (TFK)... |
D |
|
| 401_McCullough |
1926 |
| Common type USA tube/semicond. |
USA |
|
| UX200A |
1926 |
| Common type USA tube/semicond. |
USA |
|
| RE1 |
1927 ? |
| Telefunken Deutschland (TFK)... |
D |
|
| RENS1204 |
1927 |
| Telefunken Deutschland (TFK)... |
D |
|
| RV218 |
1927 |
| Telefunken Deutschland (TFK)... |
D |
|
| VT139_TKD |
1927 |
| TeKaDe (TKD), Süddeutsche Te... |
D |
|
