Antique radios, Old Time Radios
AP412HF
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Country:
Great Britain (UK)
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| Identical to |
AP412HF
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| First Source
(s) |
1927 : History of the British Radio Valve to 1940 p. 5 56 & 182
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| Base |
Europe 4-Pin B4 + side contact
Sidecontact.
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| Was used by |
Radio/TV-reception etc. |
| Filament |
Vf 4 Volts / If 0.12 Ampere / Direct / Battery = |
| Description |
RF or RC type
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| Information source |
British Radio Valves - The Classic Years: 1926-1946 Supplement, p. 5
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AP412HF: Fin Stewart
Fin Stewart
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Just Qvigstad
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