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3AX31B

Information - Help 
ID = 46394
       
Country:
People's Republic of China
Brand: Common type China (PRC) tube/semicond.
Tube type:  Transistor   Power/Output 
Identical to 3AX31B
Similar Tubes
Normally replaceable-slightly different:
  2SB176 ; 2SB75 ; 3AX14 ; 3AX31 ; 3AX31A ; 3AX31C ; AC128
Different maximum ratings:
  AC125
Other base and data slightly different:
  OC75

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
6 x 10 x mm / 0.24 x 0.39 x inch
Weight 1 g / 0.04 oz
Information source
 
to1_ttt_227.gif
3AX31B: TTT Steidle 1981
Günther Stabe

 

Usage in Models 1= 1965 ; 39= 1966?? ; 1= 1966 ; 15= 1967?? ; 2= 1967 ; 79= 1968?? ; 8= 1970?? ; 47= 1972?? ; 1= 1972? ; 2= 1973 ; 12= 1974?? ; 1= 1974 ; 8= 1975?? ; 5= 1979

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):221

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