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HVL-Amplifier_Frelat

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ID = 49779
       
Country:
Netherlands
Brand: Frelat N.V.; Amsterdam
Developer: Heussen, M. & Co; Arnhem 
Tube type:  Triode, vacuum   Universal 
  Ca. 1925 up to 1945 rare.
Identical to HVL-Amplifier_Frelat
First Source (s)
15.Mar.1927 : Funk Bastler #13

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 0.5 Ampere / Direct / Battery =
Information source -- Collector info (Sammler)   

b4_base_pins~~622.png HVL-Amplifier_Frelat: Fin Stewart
Fin Stewart


Just Qvigstad
frelatdata_10.png
HVL-Amplifier_Frelat: own collection
Peter den Boer

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