Catalogue de radios anciennes
VT7_GPO
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Pays:
Royaume Uni
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| Identique à |
VT7_GPO
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| Culot |
SPECIAL TUBEBASE in general
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| Utilisé par |
Téléphonie |
| Chauffage |
Direct / Specified voltage AND current AC/DC |
| Description |
Tube designed for British Post Office and first made 1920. Used in radio applications. Fitted with british Post Office PO2 base and production limited to 200 tubes.
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| Bibliographie |
British Radio Valves - The Vintage Years: 1904-1925 Pages 82 and 133
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[rmxtube-fr, noindex]
| Mentions légales |
Plus d'informations |
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