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12AJ8 Info
           
  Tube type:  Triode-Heptode   Frequency converter 
Tube ID = 3999
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Identical to 12AJ8 = HCH81
Similar Tubes UCH81 (Heater different)  

Base Noval, B9A
Was used by Radio/TV-reception etc.
Filament -: Indirect / -: Parallel / series AC/DC / If: 0.15 Ampere / Vf 12.6 Volts /

12aj8_hch81_1.jpg
collection JR
Jacob Roschy

 
no17_2.png
RTT 1974 (Franzis) 13. Auflage
Martin Renz

 
12aj8_hch81_1.png
Manufacturer's Literature
Emilio Ciardiello

Usage in Models   1= 1951 ; 1= 1954 ; 1= 1955?? ; 4= 1955 ; 8= 1956 ; 2= 1957? ; 4= 1957 ; 3= 1958 ; 4= 1959 ; 1= 1960?? ; 1= 1962?? ; 3= 1962 ; 1= 1963?? ; 1= 1964?? ; 1= 1965?? ;
Number of Models with this tube   36
No further Information for

12AJ8    

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