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TB9920

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ID = 14864
       
Country:
Great Britain (UK)
Brand: Dario - Impex Electrical Ltd. (see also Dario France); London
Tube type:  TRIODE (Detail uncertain) 
Identical to TB9920

Base Europe 5-Pin , B5 (Eu O, F, O5A) 1928 (Codex=F)
Filament Vf 20 Volts / If 0.18 Ampere
Information source Taschenbuch zum Röhren-Codex 1948/49   

s_6_g_21.gif TB9920: W.Sprick: Austausch-Röhren-Lexikon 1947
Günther Stabe † 19.8.20


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