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D410

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ID = 12640
       
Country:
Austria
Brand: Triotron (tubes) = Brand of Schrack, Austria
Tube type:  Space Charge Tetrode   Frequency converter 
Identical to D410
Similar Tubes
Normally replaceable-slightly different:
  A441 ; DG4 ; F10N ; RO4610 ; TMBF1

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

2_8.png D410: Telefunken Werkstattbuch
Wolfgang Bauer


Just Qvigstad
 

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