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12BY7A

Information - Help 
ID = 3788
       
Country:  United States of America (USA)      Brand: Common type USA tube/semicond.
  Tube type:  Beam Power Tube 
Identical to 12BY7A = EL180 = 12BV7 = 12DQ7
Similar Tubes Normally replaceable-slightly different:
 12BY7
Different maximum ratings:
 12HG7
First Source (s) 08.Jun.1954 : Electron Tube Registration List
Successor Tubes 7054  

Base Noval, B9A
Filament Vf 12.6 Volts / If 0.3 Ampere / Indirect / Parallel / series AC/DC /
Description Durch Heizfaden-Mittenanschluss auch Betrieb mit 6.3 V und 0.6 A möglich. 
Text in other languages (may differ)
Tube prices 0 Tube prices (visible for members only)
Literature Essential Characteristics, GE 1973   

  12by7a.gif
  12BY7A: Funktechnik 15/65
Egon Strampe
12by7a_2_1.jpg
12BY7A: eignes Foto
Dieter Barkawitz

 
Variants
 
no64_1.png
12BY7A: RTT 1974 (Franzis) 13. Auflage
Martin Renz

 
12by7a_techdat01.png
12BY7A: RCA Tube Manual
Peter Hoddow


Usage in Models 16= 1955 ; 28= 1956 ; 6= 1957? ; 105= 1957 ; 1= 1958?? ; 18= 1958? ; 47= 1958 ; 47= 1959? ; 23= 1959 ; 2= 1960?? ; 1= 1960? ; 42= 1960 ; 3= 1961? ; 3= 1961 ; 1= 1962? ; 5= 1962 ; 1= 1963?? ; 3= 1963? ; 3= 1963 ; 2= 1964? ; 6= 1964 ; 3= 1965?? ; 4= 1965 ; 2= 1966? ; 2= 1966 ; 2= 1967?? ; 1= 1967? ; 2= 1967 ; 2= 1968?? ; 1= 1968? ; 2= 1968 ; 1= 1969 ; 4= 1970?? ; 1= 1970 ; 1= 1972? ; 1= 1972 ; 1= 1973?? ; 1= 1973? ; 1= 1973 ; 2= 1974 ; 5= 1975?? ; 1= 1975 ; 1= 1976? ; 1= 1977? ; 1= 1978?? ; 1= 1978 ; 1= 1979?? ; 1= 1979 ; 1= 1980?? ; 1= 1980? ; 1= 1980 ; 2= 1983?
Number of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):414

12BY7A*Box

My Collection
Danko Tkalec
   

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