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NR81

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ID = 10183
       
Country:
Great Britain (UK)
Brand: Common type Great Britain tube/semicond.
Tube type:  Vacuum Pentode   RF/IF-Stage   Controlling (mu) 
Identical to NR81 = CV1941

Base Octal (Int.Octal, IO) K8A, USA 1935 (Codex=Uf) Top contact with a cap.
Was used by Military and/or Government
Filament Vf 6.3 Volts / If 0.3 Ampere / Indirect / Specified voltage AND current AC/DC
Information source Taschenbuch zum Röhren-Codex 1948/49   
-- Original-techn. papers.   CV1941 spec sheet

nr81_so.png NR81
Anonymous 10 Collector


Just Qvigstad

Collection of

Collection of a member from FIN
 
nr81_cv1941.jpg

NR81
 

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