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forvolt

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ID = 49658
       
Country:
France
Brand: Dario (tubes) - voir aussi La Radiotechnique
Tube type:  Triode, vacuum   Power/Output 
  Ca. 1925 up to 1945 rare.
Identical to forvolt

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914
Filament Direct / Battery =
Description Printed on glass: Dario, Super power, Forvolt, made in France. 
Dimensions (WHD)
incl. pins / tip
45 x 104 x 37 mm / 1.77 x 4.09 x 1.46 inch
Weight 49 g / 1.73 oz
Information source - - -   
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