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AU3A

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ID = 7581
       
Country:
Great Britain (UK)
Brand: Marconi-Osram - (Valves/Tubes); GB
Developer: Marconi-Osram - (Valves/Tubes); GB 
Tube type:  Full-Wave Vacuum Rectifier   Power-supply 
  Ca. 1925 up to 1945 rare.
Identical to AU3A = CV1039 = 10E/9600 = W268 = VT142_GPO = NU17 = VU39

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914 (Codex=Em)
Was used by Military and/or Government
Filament Vf 4 Volts / If 2.5 Ampere / Half indirect
Description

AU3A made by MOV for the British Army

 
Information source Taschenbuch zum Röhren-Codex 1948/49   
-- Original-techn. papers.   
Babani, International Radio Tube Encyclopaedia
Universal Vade-Mecum, Electron Valves and Semiconductor Devices

mu1214_1.png AU3A: Manufacturer's Literature
Emilio Ciardiello


Just Qvigstad
 

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