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NR71

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ID = 10180
       
Country:
Great Britain (UK)
Brand: Common type Great Britain tube/semicond.
Tube type:  Vacuum Pentode   RF/IF-Stage 
Identical to NR71 = VR129 = MS/PenT = CV1129 = W1066 = 10E/307
Predecessor Tubes MS/Pen  

Base British-7-Pin, old (M7A) (Codex=Nc) Top contact with a cap
Filament Vf 4 Volts / If 1 Ampere / Indirect
Description Similar to CV1284, but capable of withstanding 4KV on anode electrode. 
Literature Taschenbuch zum Röhren-Codex 1948/49   
-- Original-techn. papers.   
 

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