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1K7G

Information - Help 
ID = 38025
       
Country:
Australia
Brand:
Tube type:  Double Diode-Pentode   Universal 
Identical to 1K7G
Similar Tubes
Other base and data slightly different:
  1K6

Base Octal (Int.Octal, IO) K8A, USA 1935 Top contact with a cap
Was used by Radio/TV-reception etc.
Filament Vf 2 Volts / If 0.12 Ampere / Direct / Battery =
Literature Babani, International Radio Tube Encyclopaedia   
 
1k7g.jpg
1K7G: SI
Stuart Irwin

 
1k7g_s.png
1K7G: Philips
Günther Stabe

 
1k7gdata.png
1K7G: AWV Radiotron Valve Data Book
Stuart Irwin


Usage in Models 6= 1937 ; 43= 1938 ; 103= 1939 ; 4= 1940? ; 52= 1940 ; 49= 1941 ; 2= 1942 ; 1= 1943?? ; 3= 1943 ; 1= 1944 ; 1= 1945?? ; 8= 1945 ; 70= 1946 ; 27= 1947 ; 2= 1948? ; 21= 1948 ; 8= 1949 ; 1= 1950? ; 12= 1950 ; 1= 1951? ; 3= 1951 ; 9= 1952

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):427


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