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6P7

Information - Help 
ID = 3974
       
Country:
United States of America (USA)
Brand: Common type USA tube/semicond.
Tube type:  Triode-Pentode   Controlling (mu) 
Identical to 6P7

Base (Codex=Vh)
Filament Vf 6.3 Volts / If 0.3 Ampere / Indirect / Parallel / series AC/DC
Description

There is no metal tube 6P7, see under 6P7G

 
Text in other languages (may differ)
Information source Taschenbuch zum Röhren-Codex 1948/49   
  6p7.png
  6P7: Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse
Michael Schlör
 
575.png
6P7: Telefunken Werkstattbuch
Wolfgang Bauer

 

Usage in Models 4= 1935 ; 1= 1936?? ; 1= 1938? ; 1= 1938 ; 3= 1939 ; 1= 1940 ; 1= 1941

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):12

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