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AC178

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ID = 33961
       
Country:
Germany
Brand: Telefunken Deutschland (TFK), (Gesellschaft für drahtlose Telegraphie Telefunken mbH
Tube type:  Transistor   Power/Output 
Identical to AC178
Similar Tubes
Other shape (e.g. bulb type):
  AC128
Different maximum ratings:
  AC153 ; AC188 ; AC193
First Source (s)
Mar.1962 : Telefunken-Zeitung

Base Wires
Filament Solid State
Description PNP germanium alloy transistor for AF amplifier applications.
 
Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip
6 x 17 x mm / 0.24 x 0.67 x inch
Weight 3 g / 0.11 oz
Information source -- Collector info (Sammler)   KTT 1969/70, TVT 1979 ECA
  ac178_umgebung.png
  AC178: Nordmende Stradella 7/609
Thomas Günzel
 
ac178.jpg
AC178: Sammlung
Karlheinz Fischer

 
to1_k_tvt73_5.gif
AC178: TVT 73
Günther Stabe † 19.8.20

 
d_telefunken_ac178_dat1.png
AC178: Telefunken_Halbleiter_1967
Thomas Günzel


Usage in Models 1= 1964 ; 1= 1965?? ; 1= 1966? ; 4= 1966 ; 2= 1967?? ; 7= 1967 ; 3= 1968?? ; 27= 1968 ; 1= 1969? ; 18= 1969 ; 1= 1970?? ; 18= 1970 ; 9= 1971 ; 1= 1972? ; 3= 1972 ; 1= 1973?? ; 1= 1974? ; 1= 1977?? ; 1= 9999? ; 4= 9999

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):105


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