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.
| DQ2 |
|
| BBC - Brown Boveri; Baden |
CH |
|
| VT-42A |
|
| Common type USA tube/semicond. |
USA |
|
| X866 |
|
| Van Dyke Laboratories; Newar... |
USA |
|
| 249A |
|
| Western Electric Company Inc... |
USA |
|
| 249B |
|
| Common type USA tube/semicond. |
USA |
|
| 253A |
|
| Western Electric Company Inc... |
USA |
|
| 280A |
|
| Common type USA tube/semicond. |
USA |
|
|
| 673 |
|
| Common type USA tube/semicond. |
USA |
|
| 857B |
|
| General Electric Co. (GE); B... |
USA |
|
| 866A |
1933 |
| General Electric for Brand R... |
USA |
|
| 871 |
|
| RCA (RCA Victor Co. Inc.); N... |
USA |
|
| CK6763 |
|
| Raytheon Mfg. Co.; Cambridge... |
USA |
|
| Z50 |
|
| Schickerling Products Manufa... |
USA |
|
| 3B25 |
|
| Common type USA tube/semicond. |
USA |
|
| 3B28 |
|
| Common type Worldwide tube/s... |
ZZ |
|
| 1163 |
|
| Philips; Eindhoven (tubes in... |
NL |
|
| 4B32 |
|
| Common type Worldwide tube/s... |
ZZ |
|
| 277465 |
|
| General Electric Co. (GE); B... |
USA |
|
| 32L7GT |
|
| Common type USA tube/semicond. |
USA |
|
| 70L7GT |
|
| Common type USA tube/semicond. |
USA |
|
| CV371 |
|
| Common type Great Britain tu... |
GB |
|
| CV4042 |
|
| Common type Great Britain tu... |
GB |
|
| CV4044 |
|
| Mullard Radio Valve Co. Ltd.; |
GB |
|
| CV4057 |
|
| Common type Great Britain tu... |
GB |
|
| CX316B |
|
| Cunningham Inc., E.T.; Harr... |
USA |
|
| CX381 |
|
| Cunningham Inc., E.T.; Harr... |
USA |
|
|
| EG1 |
|
| Thermion; Lent (Nijmegen) |
NL |
|
| GL451 |
|
| General Electric Co. (GE); B... |
USA |
|
