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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
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
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? ; 10= 1965?? ; 1= 1965 ; 6= 1966?? ; 1= 1966? ; 23= 1966 ; 3= 1967?? ; 13= 1967? ; 99= 1967 ; 9= 1968?? ; 29= 1968? ; 136= 1968 ; 10= 1969?? ; 31= 1969? ; 146= 1969 ; 73= 1970?? ; 29= 1970? ; 110= 1970 ; 24= 1971?? ; 13= 1971? ; 96= 1971 ; 12= 1972?? ; 28= 1972? ; 71= 1972 ; 2= 1973?? ; 12= 1973? ; 50= 1973 ; 5= 1974?? ; 4= 1974? ; 40= 1974 ; 27= 1975?? ; 10= 1975? ; 19= 1975 ; 11= 1976? ; 31= 1976 ; 7= 1977?? ; 3= 1977? ; 5= 1977 ; 2= 1978?? ; 2= 1978? ; 3= 1979? ; 12= 1980?? ; 1= 1980? ; 1= 1980 ; 1= 1983? ; 1= 1984 ; 1= 1986?? ; 3= 9999
Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):1230

Collection of

Bernd Pötzsch (D)
Egon Strampe (D)
Günter Kudicke (D)
Museum Roggenhofer (A)
Emilio Focosi (I)
Collection of a member from FIN
Karlheinz Fischer (D)
Hugo Sneyers (B)
Hermann Fleischanderl (A)
Pentti Lamminen (FIN)
Erich Dorninger (A)
Peter Pfeiffer (D)
Jacky Parmentier (F)
Oskar Elm (D)
Stig Comstedt (S)
Wilfried Hofmüller (A)
Michael Mischke (D)
Marcello Astolfi (I)
Hans Smit (NL)
Collection of a member from E
 
ac187_3.jpg

AC187
 
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