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D410cont

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ID = 12642
       
Country:
Austria
Brand: Triotron (tubes) = Brand of Schrack, Austria
Tube type:  Space Charge Tetrode   Audio Frequency 
Identical to D410cont

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914 (Codex=Eu) Sidecontact.
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 0.08 Ampere / Direct / Battery =
Information source Taschenbuch zum Röhren-Codex 1948/49   

b4_base_pins~~416.png D410cont: Fin Stewart
Fin Stewart


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