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GF

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ID = 38546
       
Country:
France
Brand: Métal; France (tubes)
Tube type:  Triode, vacuum   Universal 
Identical to GF
First year 1924 - - Data from my own collection Pericaud radio 1924

Base Europe 4-Pin (A, 4A, B4, since 1914)
Was used by Radio/TV-reception etc.
Filament Vf 2.3 Volts / If 2 Ampere / Direct / Parallel, (AC/DC)
Description

AC-heated Triode: Ua = 200 V, amplification factor µ = 18, Rp = 80000 Ù. Used in "Radio-Secteur" by Pericaud (1924) for all four receiver stages. This is a very early mains supplied radio.

 
 
metal_gf.jpg
GF
Ernst Erb

 


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