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AF121

Information - Help 
ID = 33922
       
Country:
Germany
Brand: Valvo GmbH, Radioröhrenfabrik; Hamburg
Tube type:  Transistor   VHF 
Identical to AF121
Similar Tubes
Other shape (e.g. bulb type):
  AF115
Normally replaceable-slightly different:
  2SA401 ; 2SA74 ; 2SA75 ; AF106 ; AF110 ; AF124 ; AF129 ; AF130 ; AF181 ; AF185 ; AF200 ; AF201 ; AF202 ; SFT171 ; SFT172 ; SFT173
Other characteristic (electr. data):
  AF121S
Other base and data slightly different:
  SFT307
First Source (s)
Mar.1965 : Valvo-Berichte
Predecessor Tubes AF118  
Successor Tubes AF200  
Base Wires
Description

PNP germanium diffusion alloy high-frequency transistor.
Also made by Philips, Siemens and related manufacturing plants.

 
Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip		 6 x 10 x 6 mm / 0.24 x 0.39 x 0.24 inch
Weight 1 g / 0.04 oz
Information source -- Collector info (Sammler)   KTT 1969/70
af121_umgeb1.gif
AF121: orig. datasheet
Günther Stabe † 19.8.20     More ...
to72_becs_4.gif AF121: TTT Steidle 1981
Günther Stabe † 19.8.20
af121_data1.png
AF121: Telefunken, Handbuch Halbleiter 1966/67
Anonymous 10 Collector
More ...
Usage in Models 1= 1960?? ; 1= 1962? ; 3= 1962 ; 2= 1963?? ; 6= 1963? ; 21= 1963 ; 8= 1964?? ; 11= 1964? ; 103= 1964 ; 20= 1965?? ; 10= 1965? ; 130= 1965 ; 14= 1966?? ; 25= 1966? ; 156= 1966 ; 12= 1967?? ; 28= 1967? ; 96= 1967 ; 8= 1968?? ; 21= 1968? ; 87= 1968 ; 13= 1969?? ; 33= 1969? ; 84= 1969 ; 30= 1970?? ; 13= 1970? ; 55= 1970 ; 5= 1971?? ; 2= 1971? ; 17= 1971 ; 2= 1972?? ; 2= 1972? ; 7= 1972 ; 2= 1973?? ; 3= 1973? ; 1= 1973 ; 1= 1974 ; 3= 1975?? ; 1= 1976 ; 1= 1977? ; 4= 9999
Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):1042

Collection of

Hermann Fleischanderl (A)
Wilfried Hofmüller (A)
Museum Roggenhofer (A)
Wolfgang Bauer (A)
Jacky Parmentier (F)
Marcello Astolfi (I)
Glenn Moeller-Holst (DK)
Collection of a member from D
Günter Kudicke (D)
Karlheinz Fischer (D)
 
af121_1.jpg

AF121
 
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