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W281

Information - Help 
ID = 10453
       
Country:
Great Britain (UK)
Brand: Common type Great Britain tube/semicond.
Tube type:  Vacuum Pentode   RF/IF-Stage   Controlling (mu) 
Identical to W281 = NR64 = VR100 = CV1100

Base Octal (Int.Octal, IO) K8A, USA 1935 (Codex=Uf) Top contact with a cap.
Filament Vf 6.3 Volts / If 0.3 Ampere / Indirect
Description British Admiralty store code for NR64/VR100/CV1100 RF pentode. 
Information source Taschenbuch zum Röhren-Codex 1948/49   
-- Original-techn. papers.   
 
vr100.png
W281: Manufacturer's Literature
Emilio Ciardiello

 

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