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121-75

Information - Help 
ID = 72386
       
Country:
United States of America (USA)
Brand: Common type USA tube/semicond.
Developer: RCA (RCA Victor Co. Inc.); New York (NY) 
Tube type:  Transistor   RF/IF-Stage 
Identical to 121-75 = 2N139
Similar Tubes
Normally replaceable-slightly different:
  121-76

Base Wires
Filament Solid State
Description

PNP germanium alloy RF transistor.
-

 
Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip
6 x 12 x 6 mm / 0.24 x 0.47 x 0.24 inch
Weight 1 g / 0.04 oz
 
transistor_121_75.jpg
121-75: Michael Gnaedig
Michael Gnaedig-Fischer

 


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