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Information - Help 
ID = 82283
Brand: Cifté, Oréga-Cifte (Belvu), Compagnie Industrielle Française des Tubes Électroniques; Courbevoie, Paris
Tube type:  Vacuum Pentode   Universal 
Identical to 1603BV
Similar Tubes
Differences not known by us:
  1603N ; 1603_octal

Base Octal (Int.Octal, IO) K8A, USA 1935 Top contact with a cap.
Filament Vf 6.3 Volts / If 0.3 Ampere / Indirect / Specified voltage AND current AC/DC
Difference with 1603_Octal / 1603N not known by us
Information source -- Collector info (Sammler)   

1603n_so~~1.png 1603BV: rtt
Anonymous 10 Collector

Just Qvigstad

Collection of



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