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C9_Fotos Info
Country:  France      Brand:  Grammont (Fotos); Malakoff et Paris 
  Tube type:  Triode, vacuum   Universal 
Tube ID = 19051
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Identical to C9_Fotos
Similar Tubes RE074 (can normally be replaced - small diff'ce)  
First Source (s) 1926 : Saga of the Vacuumtube, Tyne p.403

Base Europe 4-Pin (A, 4A, B4, since 1914) (Codex=Eo)
Was used by Radio/TV-reception etc.
Filament -: Direct / -: Battery = / If: 0.06 Ampere / Vf 4 Volts /
Description C9-Triode, maker Fotos in France. 
Text in other languages (may differ)
Literature Taschenbuch zum Röhren-Codex 1948/49   
c9_1.jpg
CA
Christian ADAM

 
1_190.png
Telefunken Werkstattbuch
Wolfgang Bauer

 
Usage in Models   1= 1927?? ; 2= 1927 ; 1= 1930 ;
Number of Models with this tube   4
No further Information for

C9_Fotos    

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