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2SD188

Information - Help 
ID = 61292
       
Country:
Japan
Brand: NEC Corporation, Nippon Electric Co. Ltd. (Nippon Denki); Tokyo
Tube type:  Transistor   Power/Output 
Identical to 2SD188

Base SPECIAL TUBEBASE in general
Filament Solid State
Description

NPN silicon transistor intended as AF power amplifier.
-

 
Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip
38 x 9 x 29 mm / 1.50 x 0.35 x 1.14 inch
Weight 12 g / 0.42 oz
Information source -- Collector info (Sammler)   Guide mondial des transistor 1980, TTT 1981
 
2sd188_nec_tr1.jpg
2SD188: YBA
Bekir Yurdakul

 
to_3~~141.gif
2SD188: TVT 1969 Verlag Nolde Dachau
Günther Stabe † 19.8.20

 
22sd1880001.png
2SD188: SavantiC Semicoductor
Bekir Yurdakul


Usage in Models 1= 1970 ; 1= 1973?? ; 1= 1975 ; 1= 1976?

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):4


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