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ID = 23098
Great Britain (UK)
Brand: Ferranti, GB
Tube type:  Half-Wave Vacuum Rectifier   Power-supply 
Identical to HR2_Ferranti

Base Miniatur-7-Pin-Base B7G, USA 1940 Top contact with a cap.
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 0.5 Ampere / Indirect

<5.5kV rms; 15mA mean for sinewave operation.

<13kV PIV at 5mA mean for pulse operation.

Information source - - Manufacturers Literature   
Wireless World (The), London (WW, 79)   
HR2_Ferranti: KHB
Karl - Heinz Bossan


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