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12AX7A

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ID = 4062
       
Country:
United States of America (USA)
Brand: Common type USA tube/semicond.
Tube type:  Double Triode   Audio Frequency 
Identical to 12AX7A
Similar Tubes
Normally replaceable-slightly different:
  12AX7 ; 6681 ; 7025A ; ECC83
First Source (s)
13.Jun.1960 : Electron Tube Registration List 2078ed

Base Noval, B9A
Filament Vf 12.6 Volts / If 0.15 Ampere / Indirect / Parallel / series AC/DC
Description Low-microphonic version of 12AX7.
Early registration in January 6, 1958 to Radio Valve Co. Ltd., Canada, but with carachteristics quite similar to those of 7025. Re-registered in 1960 to RCA. 
Text in other languages (may differ)
Tube prices 5 Tube prices (visible for members only)
Literature Essential Characteristics, GE 1973   
  12ax7a.png
  12AX7A: RCA Receiving Tube Manual
Heinz Höger
 
12ax7a~~1.jpg
12AX7A: scc
Christian Schaufelberger

 
no15_9.png
12AX7A: RTT 1974 (Franzis) 13. Auflage
Martin Renz

 
12ax7a_techdat01.png
12AX7A: RCA Tube Manual
Peter Hoddow


Usage in Models 1= 1950?? ; 2= 1952?? ; 1= 1958?? ; 14= 1959? ; 9= 1959 ; 9= 1960?? ; 17= 1960? ; 16= 1960 ; 2= 1961?? ; 12= 1961? ; 14= 1961 ; 1= 1962?? ; 37= 1962? ; 6= 1962 ; 2= 1963?? ; 76= 1963? ; 17= 1963 ; 82= 1964? ; 3= 1964 ; 3= 1965?? ; 6= 1965? ; 3= 1965 ; 1= 1966?? ; 1= 1966 ; 1= 1967?? ; 1= 1967? ; 1= 1967 ; 1= 1968? ; 2= 1968 ; 1= 1970?? ; 2= 1970? ; 1= 1970 ; 1= 1971? ; 1= 1971 ; 1= 1972? ; 1= 1972 ; 1= 1973? ; 2= 1975?? ; 1= 1993 ; 1= 2007?

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):354


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