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4P20R

Information - Help 
ID = 70173
       
Country:
France
Brand: Thomson (marque), Thomson-Houston (CFTH, Mazda); Paris
Tube type:  Transistor   Frequency converter 
Identical to 4P20R
Similar Tubes
Normally replaceable-slightly different:
  4P40R ; BF115

Base Wires
Filament Solid State
Description

NPN silicon high frequency transistor intended as FM mixer

 
Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip
6 x 12 x mm / 0.24 x 0.47 x inch
Weight 1 g / 0.04 oz
Information source -- Schematic   
 

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