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2SA221

Information - Help 
ID = 39239
       
Country:
Japan
Brand: Sanyo Electric Co. Ltd.; Moriguchi (Osaka)
Tube type:  Transistor   Frequency converter 
Identical to 2SA221
Similar Tubes
Normally replaceable-slightly different:
  AF125 ; OC614

Base Wires
Filament Solid State
Description PNP germanium diffused high-frequency transistor intended as shortwave band mixer / oscillator.

Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip
6 x 10 x 6 mm / 0.24 x 0.39 x 0.24 inch
Weight 1 g / 0.04 oz
Literature -- Collector info (Sammler)   KTT 1969/70
 
2sa221pl.jpg
2SA221: Peter Langer
Günther Stabe

 
to_1_ttt~~116.gif
2SA221: TTT Steidle 1981
Günther Stabe

 

Usage in Models 1= 1962?? ; 3= 1962? ; 4= 1963?? ; 1= 1963? ; 1= 1965?? ; 1= 1965? ; 1= 1967? ; 2= 1968?? ; 1= 1969?? ; 1= 1970??

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):16

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