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.
| 4A8_Ultron |
|
| Ultron (tubes) |
B |
|
| 4A10_Ultron |
|
| Ultron (tubes) |
B |
|
| 4A17_Ultron |
|
| Ultron (tubes) |
B |
|
| 4B4_Ultron |
|
| Ultron (tubes) |
B |
|
| 6AJ7/6AC7 |
|
| Canadian General Electric (C... |
CDN |
|
| ER21A |
|
| Elesta AG, Bad Ragaz |
CH |
|
| V255-12-18B |
|
| Tesla; Praha, Bratislava etc. |
CS |
|
| A4110 |
1929 |
| Valvo GmbH, Radioröhrenfabri... |
D |
|
| DF191 |
|
| Röhrenwerk "Anna Seghers" Ne... |
D |
|
| DF906 |
1950 |
| Telefunken Deutschland (TFK)... |
D |
|
| EAA11 |
1949 |
| Telefunken Deutschland (TFK)... |
D |
|
| EAA901S |
|
| Telefunken Deutschland (TFK)... |
D |
|
| EBF11 |
1938 |
| Telefunken Deutschland (TFK)... |
D |
|
| EC81 |
|
| Valvo GmbH, Radioröhrenfabri... |
D |
|
| EC86 |
1959 |
| Telefunken Deutschland (TFK)... |
D |
|
| EC903 |
|
| Telefunken Deutschland (TFK)... |
D |
|
| ECC801S |
|
| Telefunken Deutschland (TFK)... |
D |
|
| ECF12 |
1950 |
| Telefunken Deutschland (TFK)... |
D |
|
| ECL11 |
1939 |
| Telefunken Deutschland (TFK)... |
D |
|
| ECL200 |
|
| Telefunken Deutschland (TFK)... |
D |
|
| ECLL800 |
1963 |
| Lorenz; Berlin, Zuffenhausen... |
D |
|
| EDD11 |
1938 |
| Telefunken Deutschland (TFK)... |
D |
|
| EF13 |
1938 |
| Telefunken Deutschland (TFK)... |
D |
|
| EF804 |
1952 |
| Telefunken Deutschland (TFK)... |
D |
|
| EF804S |
1951 |
| Telefunken Deutschland (TFK)... |
D |
|
| EF806S |
|
| Telefunken Deutschland (TFK)... |
D |
|
| EL12spez |
1939 |
| Telefunken Deutschland (TFK)... |
D |
|
| EL152 |
1950 |
| Telefunken Deutschland (TFK)... |
D |
|
| EL156 |
1952 |
| Telefunken Deutschland (TFK)... |
D |
|
| EL803 |
1952 |
| Telefunken Deutschland (TFK)... |
D |
|
