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VH7400a

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ID = 51007
       
Country:
France
Brand: SFR (S.F.R.) - Société Française Radio-Électrique; Paris
Tube type:  Half-Wave Mercury-Vapor Rectifier   Power-supply 
Identical to VH7400a
Similar Tubes
Normally replaceable-slightly different:
  872G
Other base:
  VH7400

Base Edison giant, E40 = 40 mm-Goliat Top contact with a cap.
Was used by Transmittertube (Radio)
Filament Vf 5 Volts / If 7.5 Ampere / Direct / Specified voltage AND current AC/DC
Information source Babani, International Radio Tube Encyclopaedia   1949-1951, p. 294 & 295

edison_rect_11~~1.png VH7400a: Fin Stewart
Fin Stewart


Just Qvigstad
vh7400vh7400ababanidoc_1.png
VH7400a: Babani 1949-1951
Patrice Zeissloff

 

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