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4Z11

Information - Help 
ID = 7261
       
Country:
Germany
Brand: TeKaDe (TKD), Süddeutsche Telefon-Apparate- Kabel- und Drahtwerke; Nürnberg
Tube type:  Full-Wave Vacuum Rectifier   Power-supply 
Identical to 4Z11
Similar Tubes
Normally replaceable-slightly different:
  AZ11

Base German Steel Y8A, 1938 (Codex=Ro)
Filament Vf 4 Volts / If 1.1 Ampere / Direct
Information source Taschenbuch zum Röhren-Codex 1948/49   
 

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