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ID = 23322
Great Britain (UK)
Brand: Mullard Radio Valve Co. Ltd.;
Tube type:  Voltage Regulator, single 
Identical to M8225 = CV4080
Similar Tubes
Other class quality (otherwise equal):
  75C1 ; GD75P

Base Miniatur-7-Pin-Base B7G, USA 1940
Filament --/--
Description 78V 2-60mA 
Information source - - Manufacturers Literature   

m8225_so.png M8225: valvo Taschenbuch 1973
Anonymous 10 Collector

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Just Qvigstad
M8225: Manufacturer's Literature
Emilio Ciardiello

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