Extrait de la collection de lampes / semi-conducteurs de Robert Gillespie. Ces images ont été chargées sur la page d'une lampe / semi-conducteur par Robert Gillespie.
| A_BTH |
1917 |
| BTH (B.T.H.), British Thomso... |
GB |
|
| A_Donle_UV |
|
| Connecticut Telephone & Elec... |
USA |
|
| A_Magnavox |
1924 |
| Magnavox Co., Commercial Wir... |
USA |
|
| A_Moorhead |
|
| Moorhead Laboratories (Pacif... |
USA |
|
| A_Moorhead-spherical |
1919 |
| Moorhead Laboratories (Pacif... |
USA |
|
| A_MusicMaster |
|
| Music Master Corp. (pre 1927... |
USA |
|
| A-P_Solenoid |
1923 ?? |
| Moorhead Laboratories (Pacif... |
USA |
|
| A-P-Two-In-One |
|
| Moorhead Laboratories (Pacif... |
USA |
|
| A_Siemens |
1916 |
| Siemens (& Halske, -Schucker... |
D |
|
| A_UV-base |
|
| Common type USA tube/semicond. |
USA |
|
| A_UX-base |
1925 |
| Common type USA tube/semicond. |
USA |
|
| A_Western |
|
| Western Electric Company Inc... |
USA |
|
| A110 |
|
| Philips; Eindhoven (tubes in... |
NL |
|
| A141 |
1925 |
| Philips; Eindhoven (tubes in... |
NL |
|
| A141_UV |
|
| Philips; Eindhoven (tubes in... |
NL |
|
|
| A306_B4 |
|
| Philips; Eindhoven (tubes in... |
NL |
|
| A310 |
|
| Philips; Eindhoven (tubes in... |
NL |
|
| A409 |
1925 |
| Philips; Eindhoven (tubes in... |
NL |
|
| A410 |
|
| Philips; Eindhoven (tubes in... |
NL |
|
| A415 |
1925 |
| Philips; Eindhoven (tubes in... |
NL |
|
| A1714 |
|
| GEC, General Electric Co Ltd... |
GB |
|
| Aa |
|
| Common type Europe tube/semi... |
EU |
|
| AC/G |
|
| Metropolitan-Vickers (Metro-... |
GB |
|
| AC/HL |
1929 |
| Common type Great Britain tu... |
GB |
|
| AC/HLDD |
|
| Common type Great Britain tu... |
GB |
|
| AC/R |
|
| Metropolitan-Vickers (Metro-... |
GB |
|
| AC/TP |
1934 |
| Mazda = Valve (Tube) brand G... |
GB |
|
| AC/VP1 |
|
| Mazda = Valve (Tube) brand G... |
GB |
|
| AC2/PenDD |
|
| Mazda = Valve (Tube) brand G... |
GB |
|
