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SFT122

Information - Help 
ID = 35497
       
Country:
France
Brand: COSEM (C.O.S.E.M.); Saint-Egrève
Tube type:  Transistor   Power/Output 
Identical to SFT122
Similar Tubes
Normally replaceable-slightly different:
  OC72 ; SFT121 ; SFT123
Other base and data slightly different:
  2N633

Base Wires
Filament Solid State
Description

PNP germanium alloy transistor intended as AF low power amplifier.
-

 
Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip
7 x 10 x mm / 0.28 x 0.39 x inch
Weight 1 g / 0.04 oz
  sft122_umgeb1.gif
  SFT122: Clarville: Solistor Transistor 8 (Ausschnitt)
Günther Stabe
 
sft122.jpg
SFT122: Belvu CSF/Thompson Werksfoto
Günther Stabe

 
to1_tvt_276.gif
SFT122: TVT 73
Günther Stabe

 

Usage in Models 2= 1957? ; 1= 1958?? ; 1= 1958? ; 1= 1958 ; 1= 1959?? ; 6= 1959? ; 4= 1959 ; 1= 1960? ; 1= 1960 ; 3= 1961?? ; 4= 1961? ; 5= 1961 ; 1= 1962? ; 6= 1962 ; 1= 1968

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):38


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