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AF121

Information - Help 
ID = 33922
       
Country:
Germany
Brand: Valvo Radioröhrenfabrik GmbH; 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
Filament Solid State
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
Literature -- Collector info (Sammler)   KTT 1969/70
  af121_umgeb1.gif
  AF121: orig. datasheet
Günther Stabe
 
af121_1.jpg
AF121: Sammlung
Wolfgang Bauer

 
to72_becs_4.gif
AF121: TTT Steidle 1981
Günther Stabe

 
af121_data1.png
AF121: Telefunken, Handbuch Halbleiter 1966/67
Michael Schlör


Usage in Models 2= 1960?? ; 1= 1962? ; 3= 1962 ; 1= 1963?? ; 3= 1963? ; 19= 1963 ; 5= 1964?? ; 6= 1964? ; 90= 1964 ; 19= 1965?? ; 8= 1965? ; 108= 1965 ; 6= 1966?? ; 16= 1966? ; 137= 1966 ; 5= 1967?? ; 15= 1967? ; 77= 1967 ; 2= 1968?? ; 6= 1968? ; 75= 1968 ; 3= 1969?? ; 24= 1969? ; 68= 1969 ; 23= 1970?? ; 9= 1970? ; 37= 1970 ; 2= 1971?? ; 2= 1971? ; 11= 1971 ; 1= 1972? ; 2= 1972 ; 2= 1973?? ; 2= 1973? ; 1= 1973 ; 1= 1974 ; 2= 1975?? ; 1= 1976 ; 5= 9999

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):800


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