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XFW50

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ID = 49994
       
Country:
Great Britain (UK)
Brand: Hivac Ltd.; Harrow-on-the-Hill
Developer: Hivac Ltd.; Harrow-on-the-Hill 
Tube type:  Vacuum Pentode   Audio Frequency 
Identical to XFW50

Base Subminiatur (wire-ends, flat) B5A Wires only.
Filament Vf 0.625 Volts / If 0.0075 Ampere / Direct / Battery =
Description For Hearing Aid use. 
Information source - - Manufacturers Literature   
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sm77.gif XFW50: AH eigene Sammlung
Alexander Hofer


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