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K30B

Information - Help 
ID = 14364
       
Country:
Great Britain (UK)
Brand: Ever Ready Co. (GB) Ltd.; London
Tube type:  TRIODE (Detail uncertain) 
Identical to K30B = 210LF = 210LF_Cossor

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914 (Codex=Eo)
Filament Vf 1.7 Volts / If 0.06 Ampere / Direct
Information source Taschenbuch zum Röhren-Codex 1948/49   
 
k30b_sock.png
K30B: Tabu Röhren-Codex, 1948
Anonymous 15 Collector

 

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