Extrait de la collection de lampes / semi-conducteurs de Christian ADAM. Ces images ont été chargées sur la page d'une lampe / semi-conducteur par Christian ADAM.
| ASZ20 |
|
| Mullard Radio Valve Co. Ltd.; |
GB |
|
| B9 |
|
| Grammont (Radiofotos, Fotos)... |
F |
|
| B406 |
1924 |
| Philips; Eindhoven (tubes in... |
NL |
|
| B442 |
1927 |
| Philips; Eindhoven (tubes in... |
NL |
|
| BF1 |
|
| Grammont (Radiofotos, Fotos)... |
F |
|
| BG4 |
|
| Gecovalve (Geco) = Brand of ... |
GB |
|
| Bigrille/Osc/40V |
|
| Grammont (Radiofotos, Fotos)... |
F |
|
| C9_Fotos |
|
| Grammont (Radiofotos, Fotos)... |
F |
|
| C443 |
1928 |
| Philips; Eindhoven (tubes in... |
NL |
|
| CB1 |
1934 |
| Common type Europe tube/semi... |
EU |
|
| CC2 |
1935 |
| Common type Europe tube/semi... |
EU |
|
| CCH1 |
1938 |
| Telefunken Deutschland (TFK)... |
D |
|
| CF2 |
1934 |
| Philips; Eindhoven (tubes in... |
NL |
|
| CK1 |
1934 |
| Common type Europe tube/semi... |
EU |
|
| CV57 |
|
| Common type Great Britain tu... |
GB |
|
| CX381 |
|
| Cunningham Inc., E.T.; Harr... |
USA |
|
| CY1 |
1934 |
| Common type Europe tube/semi... |
EU |
|
|
| D15 |
|
| Grammont (Radiofotos, Fotos)... |
F |
|
| D100_4pin |
|
| Grammont (Radiofotos, Fotos)... |
F |
|
| DD465 |
|
| Tungsram; Budapest (see also... |
H |
|
| DG |
1925 ? |
| Métal; France (tubes) |
F |
|
| DG4101 |
|
| Tungsram; Budapest (see also... |
H |
|
| DH |
1931 |
| Marconi-Osram - (Valves/Tube... |
GB |
|
| DS-501 |
|
| Delco - tubes; USA |
USA |
|
| DW702 |
|
| Mazda = Valve (Tube) brand G... |
GB |
|
| DW4023 |
|
| Métal; France (tubes) |
F |
|
| DX3 |
|
| Mazda (tubes), Mazda-Belvu, ... |
F |
|
| DX502 |
1926 |
| Métal; France (tubes) |
F |
|
| DZ2 |
|
| Mazda (tubes), Mazda-Belvu, ... |
F |
|
