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6AC7

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ID = 2684
       
Country:
United States of America (USA)
Brand:
Tube type:  Vacuum Pentode   RF/IF-Stage 
Identical to 6AC7 = 6Ж4 = VT-112 = 1852 = 110E/55 = OSW2190
Similar Tubes
Other shape (e.g. bulb type):
  6J4P
Normally replaceable-slightly different:
  6AJ7/6AC7 ; CV747 ; CV846 ; CV849
Other class quality (otherwise equal):
  2600_OSW ; 6134 ; 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 / Specified voltage AC/DC
Tube prices 9 Tube prices (visible for members only)
Information source Essential Characteristics, GE 1973   
Taschenbuch zum Röhren-Codex 1948/49   

6ac7.png
6AC7: Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse
Anonymous 10 Collector
    More ...
368_1.png 6AC7: Telefunken Werkstattbuch
Wolfgang Bauer

More ...

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

More ...
Usage in Models 6= 1939 ; 1= 1940?? ; 2= 1940? ; 25= 1940 ; 2= 1941?? ; 13= 1941? ; 24= 1941 ; 3= 1942?? ; 4= 1942? ; 10= 1942 ; 1= 1943?? ; 2= 1943? ; 1= 1944? ; 6= 1944 ; 1= 1945?? ; 1= 1945? ; 5= 1945 ; 1= 1946? ; 20= 1946 ; 1= 1947?? ; 5= 1947? ; 30= 1947 ; 4= 1948?? ; 17= 1948? ; 45= 1948 ; 69= 1949? ; 53= 1949 ; 6= 1950?? ; 103= 1950? ; 30= 1950 ; 228= 1951? ; 14= 1951 ; 7= 1952?? ; 4= 1952? ; 21= 1952 ; 2= 1953? ; 5= 1953 ; 1= 1954?? ; 2= 1954? ; 3= 1954 ; 7= 1955?? ; 2= 1956?? ; 4= 1956? ; 1= 1956 ; 1= 1957?? ; 5= 1958? ; 1= 1958 ; 1= 1959? ; 7= 1959 ; 4= 1960?? ; 1= 1960? ; 2= 1961? ; 1= 1961 ; 2= 1962?? ; 1= 1962? ; 1= 1964?? ; 1= 1970?? ; 1= 1971

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):821

Collection of

 
6ac7_general_electric.jpg

6AC7
 

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