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AA121

Information - Help 
ID = 39543
       
Country:
France
Brand: COSEM (C.O.S.E.M.); Saint-Egrève
Tube type:  Solid-State-Diode   Detector 
Identical to AA121
Similar Tubes
Normally replaceable-slightly different:
  AA137 ; OA90

Base Wires
Filament Solid State
Description Material/Aufbau: Germanium Punktkontakt;
Form/Case: Allglas DO-7;
Daten/electr.data: I F: 7 mA; U F: 1 V; I sp: 12 µA; U sp: 2 V; Imax: 30 mA; Umax: 25 V; tmax j: 75 °C.
Dimensions (WHD)
incl. pins / tip
5 x 3 x mm / 0.20 x 0.12 x inch
Weight 1 g / 0.04 oz
Information source - - Manufacturers Literature   
  aa_121.png
  AA121: Funkschau 17/63 S.468
Egon Strampe
 
do29_137.gif
AA121: DVT 1971 ECA
Günther Stabe † 19.8.20

 

Usage in Models 4= 1960?? ; 2= 1962?? ; 1= 1962? ; 1= 1962 ; 2= 1963? ; 3= 1963 ; 3= 1964?? ; 1= 1964? ; 2= 1964 ; 5= 1965?? ; 5= 1965? ; 1= 1965 ; 2= 1966?? ; 1= 1967?? ; 2= 1967? ; 2= 1967 ; 2= 1968?? ; 4= 1968? ; 3= 1968 ; 1= 1969?? ; 2= 1969? ; 1= 1970?? ; 3= 1970 ; 1= 1971 ; 1= 1973 ; 1= 1975?? ; 1= 1980?? ; 1= 9999??

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):58

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