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MHL4C

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ID = 14513
       
Country:
Great Britain (UK)
Brand: Gecovalve (Geco) = Brand of General Electric (GB)
Tube type:  TRIODE (Detail uncertain) 
Identical to MHL4C
Similar Tubes
Normally replaceable-slightly different:
  154V ; 164V ; 41MLF ; 4LAC

Base Europe 5-Pin , B5 (Eu O, F, O5A) 1928 (Codex=F)
Filament Vf 4 Volts / If 1 Ampere
Description (Also) a Marconi-Osram-Valve. 
Information source Taschenbuch zum Röhren-Codex 1948/49   
 
4608~~7.png
MHL4C: Fin Stewart
Fin Stewart

 

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