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VIRAD

Information - Help 
ID = 28893
       
Country:
Netherlands
Brand: Vereenigde Industrieen (N.V.V.I.); Rotterdam
Tube type:  Triode, vacuum   Detector 
Identical to VIRAD
First year 1926 Saga of the Vacuumtube, Tyne page 427

Base Europe 4-Pin (A, 4A, B4, since 1914)
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 0.08 Ampere / Direct / Battery =
Description Anode 40-100 Volt 
 
nl_d_virad.png
VIRAD: own collection
John Koster

 
3_b4~~7.png
VIRAD: own collection
Peter den Boer

 


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