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W318

Information - Help 
ID = 50811
       
Country:
Netherlands
Brand: Marathon (tubes), Radio-Marathon, N.V. Rave; Amsterdam, Eindhoven
Tube type:  Double Diode-Triode 
  Ca. 1925 up to 1945 rare.
Identical to W318

Base Europe 7-Pin C7A (Hx C, C7, C) 1933
Filament Vf 4 Volts / If 1 Ampere / Indirect
Information source - - Manufacturers Literature   1935
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Just Qvigstad
w318data.png
W318: own collection
Peter den Boer

 

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