Extracto de la colección de válvulas de Pedro Prieto-Castro. Estas imágenes fueron aportadas en la página de válvula respectiva por Pedro Prieto-Castro.
| 3B26 |
|
| Common type USA tube/semicond. |
USA |
|
| 3B29 |
|
| Common type USA tube/semicond. |
USA |
|
| 3B29W |
|
| Common type USA tube/semicond. |
USA |
|
| 4B31 |
|
| Common type USA tube/semicond. |
USA |
|
| 4G1000 |
|
| TeKaDe (TKD), Süddeutsche Te... |
D |
|
| 19H4 |
|
| Common type Great Britain tu... |
GB |
|
| 577WA |
|
| Common type USA tube/semicond. |
USA |
|
| 705A |
|
| Common type USA tube/semicond. |
USA |
|
| 719A |
|
| Western Electric Company Inc... |
USA |
|
| 836 |
|
| Common type USA tube/semicond. |
USA |
|
| 1616 |
|
| Common type USA tube/semicond. |
USA |
|
| 1832 |
1933 |
| Philips; Eindhoven (tubes in... |
NL |
|
| 3006 |
1927 |
| Philips; Eindhoven (tubes in... |
NL |
|
| 6303 |
|
| United Electronics Co.; Newa... |
USA |
|
| 8020W |
|
| Common type Worldwide tube/s... |
ZZ |
|
| AC/HEP4 |
|
| Radio-Record - Röhrenmarke; ... |
NL |
|
| 6Y20 |
|
| Mazda (tubes), Mazda-Belvu, ... |
F |
|
| ВИ3-70/32 |
|
| Common type USSR (SU) tube/s... |
SU |
|
| CV1264 |
|
| Common type Great Britain tu... |
GB |
|
| DU3 |
|
| Mullard Radio Valve Co. Ltd.; |
GB |
|
| EYY13 |
|
| Funkwerk Erfurt, VEB, RFT (O... |
D |
|
| HVR2A |
|
| Mullard Radio Valve Co. Ltd.; |
GB |
|
| PZ30 |
|
| Common type Great Britain tu... |
GB |
|
| 371B |
|
| Common type USA tube/semicond. |
USA |
|
| 576A |
|
| United Electronics Co.; Newa... |
USA |
|
|
| XM1000 |
|
| Telefunken Deutschland (TFK)... |
D |
|
| Bi3050/R |
|
| Siemens (& Halske, -Schucker... |
D |
|
| MR04 |
|
| Werk für Fernmeldewesen (OSW... |
D |
|
|
Pedro Prieto-Castro inauguró esta muestra de su colección el día 14.Apr.2015.
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