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6L7

Information - Help 
ID = 592
       
Country:
United States of America (USA)
Brand:
Tube type:  HEPTODE   Universal   Controlling (mu) 
Identical to 6L7 = 6Л7 = VT-87 = CV1951
Similar Tubes
Other shape (e.g. bulb type):
  6L7G ; 6L7GT
Other class quality (otherwise equal):
  1225 ; 1612
First Source (s)
29.Apr.1935 : Electron Tube Registration List

Base Octal (Int.Octal, IO) K8A, USA 1935 (Codex=Uao) Top contact with a cap
Filament Vf 6.3 Volts / If 0.3 Ampere / Indirect / Parallel / series AC/DC
Tube prices 2 Tube prices (visible for members only)
Literature Essential Characteristics, GE 1973   
Taschenbuch zum Röhren-Codex 1948/49   
  6l7.png
  6L7: Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse
Michael Schlör
 
jan6l7.jpg
6L7: K.H.Fischer
Karlheinz Fischer

 
7t.png
6L7
Emilio Ciardiello

 
6l7_techdat01.png
6L7: Sylvania Technical Manual
Peter Hoddow


Usage in Models 18= 1935? ; 50= 1935 ; 20= 1936?? ; 34= 1936? ; 165= 1936 ; 9= 1937?? ; 39= 1937? ; 183= 1937 ; 12= 1938?? ; 19= 1938? ; 101= 1938 ; 11= 1939?? ; 6= 1939? ; 47= 1939 ; 12= 1940?? ; 8= 1940? ; 32= 1940 ; 1= 1941?? ; 1= 1941? ; 3= 1941 ; 3= 1942?? ; 2= 1942? ; 1= 1942 ; 1= 1944 ; 2= 1945? ; 5= 1946 ; 5= 1947?? ; 1= 1947? ; 2= 1948 ; 1= 1949?? ; 2= 1949 ; 2= 1950?? ; 1= 1950 ; 10= 1951?? ; 2= 1951? ; 1= 1951 ; 4= 1952??

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):816


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