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6W7G

Information - Help 
ID = 5110
       
Country:
United States of America (USA)
Brand: Common type USA tube/semicond.
Tube type:  Vacuum Pentode   Universal 
Identical to 6W7G = 8D4
Similar Tubes
Other shape (e.g. bulb type):
  6W7MG
Other class quality (otherwise equal):
  CV512
Heater different:
  6J7G
Other base:
  7C7
First Source (s)
17.Jan.1938 : Electron Tube Registration List
Successor Tubes 7C7  

Base Octal (Int.Octal, IO) K8A, USA 1935 (Codex=Uf) Top contact with a cap.
Filament Vf 6.3 Volts / If 0.15 Ampere / Indirect / Specified voltage AND current AC/DC
Tube prices 1 Tube prices (visible for members only)
Information source Essential Characteristics, GE 1973   
Taschenbuch zum Röhren-Codex 1948/49   
 
6w7g_ph1.jpg
6W7G: Patrice ZEISSLOFF
Patrice Zeissloff

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6W7G: Telefunken Werkstattbuch
Wolfgang Bauer

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6w7g_techdat01.png
6W7G: Sylvania Technical Manual
Peter Hoddow

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from Just Qvigstad

Usage in Models 3= 1938 ; 2= 1939 ; 1= 1940 ; 3= 1941 ; 2= 1942

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):11


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