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DG406

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ID = 12665
       
Country:
Germany
Brand: Astron (Röhren) Deutschland
Tube type:  Space Charge Tetrode   RF/IF-Stage 
Identical to DG406
Similar Tubes
Normally replaceable-slightly different:
  A441

Base Europe 4-Pin B4 + side contact (Codex=Eu) Sidecontact.
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 0.08 Ampere / Direct / Battery =
Information source Röhren-Vademecum; P.H. Brans; Antwerpen   p. 24
Universal Vade-Mecum, Electron Valves and Semiconductor Devices   Section Section 149, p. 213
Röhrencodex , Röhren-Taschenbuch 1950 23000 Röhren
Taschenbuch zum Röhren-Codex 1948/49

2~~4.png DG406: Telefunken Werkstattbuch
Wolfgang Bauer

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