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AC122 Info
Country:  Germany      Brand:  Telefunken Deutschland (TFK) 
  Tube type:  Transistor   Audio Frequency 
Tube ID = 33913
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Identical to AC122
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First Source (s) Mar.1963 : Telefunken-Zeitung
Predecessor Tubes OC71   OC602  
Successor Tubes AC170  

Base Wires
Was used by Radio/TV-reception etc.
Filament
Description PNP germanium junction transistor for AF pre-amplifier/driver applications.
AC122 [colored dot]: dot color: red, yellow, green, violet, white (current gain categories);
AC122/30 (Umax -32V), with dot color: red, yellow, green, violet (current gain categories).

Text in other languages (may differ)
Dimensions (WHD) 5 x 10 x mm / 0.20 x 0.39 x inch
Weight 2 g / 0.07 oz
Literature -- Collector info (Sammler)   KTT 1969/70, TVT 1979 ECA

  ac128._1.gif
  Funktechnik 7/65
Egon Strampe
ac122_1.jpg
D.C.
Daniel Consales

 
to18_1.gif
TTT Steidle 1981
Günther Stabe

 
d_telefunken_ac122_1.png
Telefunken_Halbleiter_1967
Thomas Günzel

Usage in Models   1= 1962 ; 1= 1964 ; 3= 1965 ; 2= 1966 ; 1= 1967?? ;
Number of Models with this tube   8
No further Information for

AC122    

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