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U17221

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ID = 60277
       
 
   
Tube type:  Transistor   Audio Frequency 
Identical to U17221

Base Wires
Description

NPN silicon planar transistor intended as AF amplifier 
Text in other languages (may differ)

Dimensions (WHD)
incl. pins / tip
7 x 5 x 6 mm / 0.28 x 0.20 x 0.24 inch
Weight 1 g / 0.04 oz
Information source -- Schematic   

to_105~~36.gif U17221: TTT Steidle 1981
Günther Stabe † 19.8.20

Usage in Models 1= 1969? ; 2= 1969

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):3
 

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