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B540

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ID = 87642
       
Country:
France
Brand: Cyrnos (brand) - see also MCB
Tube type:  Full-Wave Vacuum Rectifier   Power-supply 
Identical to B540
Similar Tubes
Normally replaceable-slightly different:
  1560
First Source (s)
Aug.1930 : Philips Bulletin R1164, p. 23

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914
Was used by Radio/TV-reception etc.
Filament Vf 5 Volts / If 2 Ampere / Direct

17_52~~6.png B540: Fin Stewart
Fin Stewart


Just Qvigstad
 

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