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2SD227

Information - Help 
ID = 41478
       
Country:
Japan
Brand: NEC Corporation, Nippon Electric Co. Ltd. (Nippon Denki); Tokyo
Tube type:  Transistor   Universal 
Identical to 2SD227
Similar Tubes
Normally replaceable-slightly different:
  BC338 ; KSD227

Base Wires
Filament Solid State
Description

NPN silicon planar transistor for universal purpose.
-

 
Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip
5 x 5 x 4 mm / 0.20 x 0.20 x 0.16 inch
Weight 1 g / 0.04 oz
Information source -- Collector info (Sammler)   TTT Steidle 1981
  2sd2272sa642_1.png
  2SD227
Egon Strampe
 
2sd_227.jpg
2SD227: Eigene Sammlung
Egon Strampe

 
to92_bc_20.gif
2SD227: TVT 1969 Verlag Nolde Dachau
Günther Stabe

 

Usage in Models 1= 1974 ; 1= 1975?? ; 1= 1977 ; 1= 1978? ; 1= 1982?? ; 1= 1988??

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):6


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