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K12

Information - Help 
ID = 15914
       
Country:
Austria
Brand: Triotron (tubes) = Brand of Schrack, Austria
Tube type:  Triode, vacuum   Power/Output 
Identical to K12

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914 (Codex=Eo)
Filament Vf 4 Volts / If 0.6 Ampere
Information source Taschenbuch zum Röhren-Codex 1948/49   

k12_so.png K12: rtt
Anonymous 10 Collector


Just Qvigstad
 

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