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6AC7

Information - Help 
ID = 2684
       
Country:
United States of America (USA)
Brand:
Tube type:  Vacuum Pentode   RF/IF-Stage 
Identical to 6AC7 = OSW2190 = 6Ж4 = VT-112 = 1852 = 110E/55
Similar Tubes
Other shape (e.g. bulb type):
  6J4P
Normally replaceable-slightly different:
  6134 ; 6AJ7/6AC7 ; CV747 ; CV846 ; CV849
Other class quality (otherwise equal):
  2600_OSW ; 6AC7W ; 6AC7WA ; 6AC7Y ; 6AC7_DDR ; 6AC7k ; 6AJ7 ; OSW2600
Different connections:
  1851 ; R219
Other base and data slightly different:
  6485
First year 1939 -- Collector info (Sammler)
First Source (s)
18.Mar.1939 : Electron Tube Registration List

Base Octal (Int.Octal, IO) K8A, USA 1935 (Codex=Uka)
Was used by Radio/TV-reception etc.
Filament Vf 6.3 Volts / If 0.45 Ampere / Indirect / Parallel, (AC/DC)
Tube prices 6 Tube prices (visible for members only)
Literature Essential Characteristics, GE 1973   
Taschenbuch zum Röhren-Codex 1948/49   
  6ac7.png
  6AC7: Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse
Michael Schlör
 
6ac7_1852.jpg
6AC7: My tubes
Anonymous 413 Collector

 
368_1.png
6AC7: Telefunken Werkstattbuch
Wolfgang Bauer

 
6ac7_techdat01.png
6AC7: Sylvania Technical Manual
Peter Hoddow


Usage in Models 6= 1939 ; 1= 1940?? ; 1= 1940? ; 25= 1940 ; 13= 1941? ; 24= 1941 ; 2= 1942?? ; 4= 1942? ; 10= 1942 ; 2= 1943? ; 5= 1944 ; 5= 1945 ; 1= 1946? ; 20= 1946 ; 2= 1947?? ; 5= 1947? ; 30= 1947 ; 3= 1948?? ; 17= 1948? ; 45= 1948 ; 27= 1949? ; 90= 1949 ; 6= 1950?? ; 61= 1950? ; 29= 1950 ; 2= 1951? ; 16= 1951 ; 7= 1952?? ; 1= 1952? ; 23= 1952 ; 1= 1953? ; 5= 1953 ; 3= 1954? ; 3= 1954 ; 7= 1955?? ; 1= 1955? ; 1= 1955 ; 3= 1956?? ; 4= 1956? ; 1= 1956 ; 1= 1957?? ; 1= 1957? ; 1= 1958? ; 1= 1958 ; 7= 1959 ; 3= 1960?? ; 2= 1960? ; 1= 1961? ; 1= 1961 ; 1= 1962?? ; 1= 1962? ; 1= 1964?? ; 1= 1970?? ; 1= 1971

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):535


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