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VH550a

Information - Help 
ID = 50999
       
Country:
France
Brand: SFR (S.F.R.) - Société Française Radio-Électrique; Paris
Tube type:  Half-Wave Mercury-Vapor Rectifier   Power-supply 
Identical to VH550a
Similar Tubes
Normally replaceable-slightly different:
  866A
Other base:
  VH550

Base SPECIAL TUBEBASE in general Top contact with a cap.
Filament Vf 2.5 Volts / If 5 Ampere / Direct
Dimensions (WHD)
incl. pins / tip
46 x 155 x mm / 1.81 x 6.10 x inch
 
vh550a_ebay1_s.jpg
VH550a: Ebay
Patrice Zeissloff

 
vh550a_technique_de_l_ingenieur_culot_s.png
VH550a: Technique de l'ingénieur
Patrice Zeissloff

 
vh550vh550adfrdoc_1.png
VH550a: Babani 1951-1954
Patrice Zeissloff


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