Extrait de la collection de lampes / semi-conducteurs de Stefan Müller. Ces images ont été chargées sur la page d'une lampe / semi-conducteur par Stefan Müller.
| E_Philips |
1923 ? |
| Philips; Eindhoven (tubes in... |
NL |
|
| RE71 |
1923 |
| Telefunken Deutschland (TFK)... |
D |
|
| B406 |
1924 |
| Philips; Eindhoven (tubes in... |
NL |
|
| A109 |
1925 |
| Philips; Eindhoven (tubes in... |
NL |
|
| A141 |
1925 |
| Philips; Eindhoven (tubes in... |
NL |
|
| A241 |
1925 |
| Philips; Eindhoven (tubes in... |
NL |
|
| A409 |
1925 |
| Philips; Eindhoven (tubes in... |
NL |
|
| A415 |
1925 |
| Philips; Eindhoven (tubes in... |
NL |
|
| B403 |
1925 |
| Philips; Eindhoven (tubes in... |
NL |
|
| B405 |
1925 |
| Philips; Eindhoven (tubes in... |
NL |
|
| B409 |
1925 |
| Philips; Eindhoven (tubes in... |
NL |
|
| 10 |
1925 |
| Common type USA tube/semicond. |
USA |
|
| 373 |
1925 |
| Philips; Eindhoven (tubes in... |
NL |
|
| A425 |
1926 |
| Philips; Eindhoven (tubes in... |
NL |
|
| A609 |
1926 |
| Philips; Eindhoven (tubes in... |
NL |
|
| B203 |
1926 |
| Philips; Eindhoven (tubes in... |
NL |
|
| B605 |
1926 |
| Philips; Eindhoven (tubes in... |
NL |
|
| RE073d |
1926 |
| Telefunken Deutschland (TFK)... |
D |
|
| RE134 |
1926 |
| Telefunken Deutschland (TFK)... |
D |
|
| RE154t |
1926 |
| Telefunken Deutschland (TFK)... |
D |
|
| RGN1503 |
1926 |
| Telefunken Deutschland (TFK)... |
D |
|
| Multivalve |
1926 |
| Emerson Radval Co.; New York... |
USA |
|
| A435 |
1927 |
| Philips; Eindhoven (tubes in... |
NL |
|
| A442 |
1927 |
| Philips; Eindhoven (tubes in... |
NL |
|
| B424 |
1927 |
| Philips; Eindhoven (tubes in... |
NL |
|
| B442 |
1927 |
| Philips; Eindhoven (tubes in... |
NL |
|
| D143 |
1927 |
| Philips; Eindhoven (tubes in... |
NL |
|
| D404 |
1927 |
| Philips; Eindhoven (tubes in... |
NL |
|
| F215 |
1927 |
| Philips; Eindhoven (tubes in... |
NL |
|
| Mikrotron |
1927 |
| Valvo GmbH, Radioröhrenfabri... |
D |
|
