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4A21_Ultron

Information - Help 
ID = 6512
       
Country:
Belgium
Brand: Ultron (tubes)
Tube type:  Double Diode   Detector 
Identical to 4A21_Ultron = AB2

Base Europe side contact, small P5 (Au V, 5E) (Codex=Gd)
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 0.65 Ampere / Indirect / Parallel, (AC/DC defined voltage)
Information source Taschenbuch zum Röhren-Codex 1948/49   
 
23_12.png
4A21_Ultron: Telefunken Werkstattbuch
Wolfgang Bauer

 

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