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AC187

Information - Help 
ID = 33704
       
Country:
Europe
Brand: Common type Europe tube/semicond.
Tube type:  Transistor   Power/Output 
Identical to AC187
Similar Tubes
Other shape (e.g. bulb type):
  AC186
Normally replaceable-slightly different:
  2N95 ; 2SD352 ; AC127 ; AC141 ; AC175 ; AC176 ; AC179 ; AC194 ; GC187K ; GC520 ; GC520K ; GC521K ; OC987
Other class quality (otherwise equal):
  AC181VII
Different maximum ratings:
  AC181 ; NKT773
Other characteristic (electr. data):
  AC185
First Source (s)
Mar.1965 : Valvo-Berichte
Predecessor Tubes AC127  
Successor Tubes AC181  
Base Wires
Filament Solid State
Description NPN germanium alloy transistor intended as low power amplifier in AF applications.
Made by Valvo, Philips, Telefunken, Siemens and others.
Manufactored with heat sink = AC187K; was also available without heat sink (with separate fastening) = AC187. 
Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip		 7 x 16 x mm / 0.28 x 0.63 x inch
Weight 1 g / 0.04 oz
Information source -- Collector info (Sammler)   KTT 1969/70
  ac187_umg.gif
  AC187: Valvo Handbuch 1968
Günther Stabe † 19.8.20
 
ac187_3.jpg
AC187: Eigene Sammlung
Hermann Fleischanderl
More ...
 
to1k_ebc_1.gif
AC187: Siemens
Günther Stabe † 19.8.20
More ...
 
ac187_kennli1.png
AC187: Valvo Handbuch 1968
Günther Stabe † 19.8.20
More ...
Usage in Models 2= 1960?? ; 1= 1962? ; 1= 1963? ; 9= 1965?? ; 1= 1965 ; 6= 1966?? ; 1= 1966? ; 22= 1966 ; 3= 1967?? ; 10= 1967? ; 100= 1967 ; 11= 1968?? ; 26= 1968? ; 126= 1968 ; 3= 1969?? ; 22= 1969? ; 131= 1969 ; 63= 1970?? ; 24= 1970? ; 104= 1970 ; 7= 1971?? ; 11= 1971? ; 91= 1971 ; 10= 1972?? ; 26= 1972? ; 68= 1972 ; 2= 1973?? ; 11= 1973? ; 43= 1973 ; 5= 1974?? ; 4= 1974? ; 37= 1974 ; 25= 1975?? ; 11= 1975? ; 18= 1975 ; 11= 1976? ; 31= 1976 ; 5= 1977?? ; 3= 1977? ; 5= 1977 ; 1= 1978?? ; 2= 1978? ; 4= 1979? ; 11= 1980?? ; 1= 1980? ; 1= 1980 ; 1= 1983? ; 1= 1984 ; 1= 1986?? ; 2= 9999
Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):1115
Collection of Wilfried Hofmüller (A)
Collection of Egon Strampe (D)
Collection of Hugo Sneyers (B)
Collection of Karlheinz Fischer (D)
Collection of Bernd Pötzsch (D)
Collection of Michael Mischke (D)
Collection of a member from E
Collection of Peter Roggenhofer † 25.4.18 (A)
Collection of a member from FIN
Collection of Hermann Fleischanderl (A)
Collection of Jacky Parmentier (F)
Collection of Erich Dorninger (A)
Collection of Stig Comstedt (S)
Collection of Günter Kudicke (D)
Collection of Pentti Lamminen (FIN)
Collection of Emilio Focosi (I)
Collection of Oskar Elm (D)
Collection of Marcello Astolfi (I)
Collection of Hans Smit (NL)
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