Antique radios, Old Time Radios
CV1683
| Base |
British-7-Pin, old (M7A)
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| Was used by |
Military and/or Government |
| Filament |
Vf 4 Volts / If 1 Ampere / Indirect / Specified voltage AC/DC |
| Description |
Pa<8W; Typ 2.5W audio output at Va=259; Ia=32mA; Rl=8k.
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| Information source |
- - Manufacturers Literature
-- Original-techn. papers.
Babani, International Radio Tube Encyclopaedia
Universal Vade-Mecum, Electron Valves and Semiconductor Devices
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Just Qvigstad
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