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A21

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ID = 13667
       
Country:
Austria
Brand: Kremenezky, Johann (Sator); Wien,(Röhrenhersteller)
Tube type:  TRIODE (Detail uncertain) 
Identical to A21

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914 (Codex=Eo)
Filament Vf 4 Volts / If 0.08 Ampere / Direct
Information source Taschenbuch zum Röhren-Codex 1948/49   

sockel_4stift_7.png A21: g.h.
Gerhard Heigl


Just Qvigstad
daten_a21_kremenezky.png
A21: g.h.
Gerhard Heigl

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kremenezkya21_01.jpg

 

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