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50Z7

Information - Help 
ID = 3864
       
Country:
United States of America (USA)
Brand: Common type USA tube/semicond.
Tube type:  High-vacuum Rectifier 
Identical to 50Z7

Base Octal (Int.Octal, IO) K8A, USA 1935 (Codex=Uh)
Filament Vf 50 Volts / If 0.15 Ampere
Information source Taschenbuch zum Röhren-Codex 1948/49   
  50z7.png
  50Z7: Internet
Miguel Angel Trujillo-Rodriguez
 
601.png
50Z7: Telefunken Werkstattbuch
Wolfgang Bauer

 

from Just Qvigstad

Usage in Models 2= 1941

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):2

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