Extrait de la collection de lampes / semi-conducteurs de Rudolf Osterkamp. Ces images ont été chargées sur la page d'une lampe / semi-conducteur par Rudolf Osterkamp.
| DEH610 |
1928 |
| Marconi-Osram - (Valves/Tube... |
GB |
|
| DER |
|
| MO Valve Co. Ltd.; GB |
GB |
|
| DFA1 |
1924 |
| Mullard Radio Valve Co. Ltd.; |
GB |
|
| DL15_deForest |
1927 ?? |
| DeForest-Tubes |
USA |
|
| DV2 |
1923 |
| DeForest-Tubes |
USA |
|
| DW802 |
|
| Mazda (tubes), Mazda-Belvu, ... |
F |
|
| DZ813 |
|
| Métal; France (tubes) |
F |
|
| DZ908 |
|
| Mazda = Valve (Tube) brand G... |
GB |
|
| DZ1508 |
|
| Mazda = Valve (Tube) brand G... |
GB |
|
| E_Philips |
1923 ? |
| Philips; Eindhoven (tubes in... |
NL |
|
| E20 |
|
| Mazda (tubes), Mazda-Belvu, ... |
F |
|
| E86C |
|
| Common type Europe tube/semi... |
EU |
|
| E406N |
1928 |
| Philips; Eindhoven (tubes in... |
NL |
|
| E408 |
1928 |
| Philips; Eindhoven (tubes in... |
NL |
|
| E415_4pin |
|
| Philips; Eindhoven (tubes in... |
NL |
|
| E428 |
1929 |
| Philips; Eindhoven (tubes in... |
NL |
|
| EbIII |
|
| Telefunken Deutschland (TFK)... |
D |
|
| EC56 |
|
| Common type Europe tube/semi... |
EU |
|
|
| EC86 |
1959 |
| Telefunken Deutschland (TFK)... |
D |
|
| EC90 |
|
| Common type Europe tube/semi... |
EU |
|
| EC1000 |
|
| Mullard Radio Valve Co. Ltd.; |
GB |
|
| EC1010 |
|
| Siemens (& Halske, -Schucker... |
D |
|
| EC8020 |
|
| Telefunken Deutschland (TFK)... |
D |
|
| ED500 |
1966 |
| Common type Europe tube/semi... |
EU |
|
| ED8000 |
1964 |
| Common type Europe tube/semi... |
EU |
|
| ER_MoorheadTallPlate |
|
| Moorhead Laboratories (Pacif... |
USA |
|
| EVN171 |
1916 |
| Telefunken Deutschland (TFK)... |
D |
|
| G25 |
|
| Grammont (Radiofotos, Fotos)... |
F |
|
| G-27-S |
|
| Majestic tubes of Grigsby-Gr... |
USA |
|
