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6D8

Information - Help 
ID = 2975
       
Country:
United States of America (USA)
Brand: Common type USA tube/semicond.
Tube type:  Pentagrid-Converter (Heptode)   Pentagrid (old)   Controlling (mu) 
Identical to 6D8 = 6D8G

Base Octal (Int.Octal, IO) K8A, USA 1935 (Codex=Ue)
Was used by Radio/TV-reception etc.
Filament Vf 6.3 Volts / If 0.15 Ampere / Indirect / Parallel / series AC/DC
Literature Taschenbuch zum Röhren-Codex 1948/49   
  6d8.png
  6D8: Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse
Michael Schlör
 
414_1.png
6D8: Telefunken Werkstattbuch
Wolfgang Bauer

 
6d8_dat.png
6D8: elektron taschenbuch 1952
Heinz Höger


Usage in Models 1= 1936?? ; 2= 1936? ; 2= 1936 ; 5= 1937? ; 9= 1937 ; 1= 1938?? ; 13= 1938 ; 15= 1939?? ; 1= 1939? ; 4= 1939 ; 1= 1940?? ; 2= 1945?? ; 1= 1948?? ; 1= 1950?? ; 1= 1950

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):59

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