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ID = 20638
Great Britain (UK)
Brand: Mazda = Valve (Tube) brand GB (see also France)
Tube type:  Vacuum Pentode   RF/IF-Stage 
Identical to A41_Mazda
Similar Tubes
Normally replaceable-slightly different:
  4676 ; AP4 ; Z2 ; ZA1

Base Acorn 7 pin wide P7A (GB only)
Filament Vf 4 Volts / If 0.25 Ampere / Indirect / Specified voltage AND current AC/DC
Information source - - Manufacturers Literature   1937

a41base.png A41_Mazda: own collection
Peter den Boer

Just Qvigstad
A41_Mazda: own collection
Peter den Boer


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