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AP412HF

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ID = 82614
       
Country:
Great Britain (UK)
Brand: Aneloy Radio; London
Developer: Aneloy Radio; London 
Tube type:  Dual-Grid Tetrode   RF/IF-Stage 
Identical to AP412HF
First Source (s)
1927 : History of the British Radio Valve to 1940 p. 5 56 & 182

Base Europe 4-Pin B4 + side contact Sidecontact.
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 0.12 Ampere / Direct / Battery =
Description

RF or RC type

 
Information source British Radio Valves - The Classic Years: 1926-1946   Supplement, p. 5

aneloy_tetrode_pins~~2.png AP412HF: Fin Stewart
Fin Stewart


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