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VIRAB

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ID = 28891
       
Country:
Netherlands
Brand: Vereenigde Industrieen (N.V.V.I.); Rotterdam
Developer: Vereenigde Industrieen (N.V.V.I.); Rotterdam 
Tube type:  Triode, vacuum 
Identical to VIRAB
First year 1926 Saga of the Vacuum Tube, Tyne page 427

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / Direct / Battery =
Information source Saga of the Vacuum Tube, Tyne   p. 427

3_b4~~5.png VIRAB: own collection
Peter den Boer


Just Qvigstad
 

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