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7404

Information - Help 
ID = 13622
       
Country:
Great Britain (UK)
Brand: Common type Great Britain tube/semicond.
Tube type:  Triode, vacuum 
Identical to 7404 = NR15 = CV1151
Successor Tubes 7404A  

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914 (Codex=Eo)
Filament Vf 3.8 Volts / If 0.1 Ampere / Direct
Description British Admiralty store code for NR15/CV1151 vacuum triode. Replaced by 7404A. 
Information source Taschenbuch zum Röhren-Codex 1948/49   
-- Original-techn. papers.   

pm3_5.png 7404: Manufacturer's Literature
Emilio Ciardiello


Just Qvigstad
 

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