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2N4121

Information - Help 
ID = 63418
       
Country:
United States of America (USA)
Brand: Fairchild Semiconductor Inc., South Portland/Maine
Tube type:  Transistor   Universal 
Identical to 2N4121
Similar Tubes
Normally replaceable-slightly different:
  AT431 ; AX1161 ; AX1174 ; AX1440 ; AX1456 ; BC309

Base Wires
Filament Solid State
Description

PNP Silicon epitaxial planar Transistor for universal purpose.

 
Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip
5 x 5 x 4 mm / 0.20 x 0.20 x 0.16 inch
Weight 1 g / 0.04 oz
Information source -- Collector info (Sammler)   TTT 1981 Steidle, Towers ITVL
 
2n4121_mw.jpg
2N4121: Ebay:michaelwalther1946
Günther Stabe † 19.8.20

 
to_106~~30.gif
2N4121: TTT Steidle 1981
Günther Stabe † 19.8.20

 

Usage in Models 1= 1967 ; 2= 1968 ; 3= 1970 ; 1= 1972?

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):7

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