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AY8139

Information - Help 
ID = 57404
       
Country:
Australia
Brand: Fairchild Australia Pty Ltd., Melbourne
Tube type:  Transistor   Power/Output 
Identical to AY8139
Similar Tubes
Other base and data slightly different:
  2N1701

Base Wires
Filament Solid State
Description

NPN silicon planar transistor intended as AF medium power amplifier.
-

 
Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip
9 x 7 x mm / 0.35 x 0.28 x inch
Weight 1 g / 0.04 oz
 
to_5_tvt~~3.gif
AY8139: TVT 73
Günther Stabe † 19.8.20

 

Usage in Models 9= 1971 ; 1= 1973

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):10

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