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BC639

Information - Help 
ID = 36281
       
Country:
Europe
Brand: Common type Europe tube/semicond.
Tube type:  Transistor   Power/Output 
Identical to BC639
Similar Tubes
Normally replaceable-slightly different:
  2SC2003 ; 2SC2061 ; 2SC734 ; BC489 ; BC538 ; CS2003 ; CS2003H ; GC373 ; OC9308 ; OC9468 ; OC9578
Other base and data slightly different:
  CDC8002
Base Wires
Description

NPN silicon planar transistor intended as driver / low power amplifier.
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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)   TVT 1979/80, TTT 1981 Steidle
bc_639.png
BC639: Abstimmhilfe TS-50 FA 1-07
Egon Strampe
sot54_ttt_2.gif BC639: TTT Steidle 1981
Günther Stabe † 19.8.20
bc639_data1.png
BC639: Valvo Transistoren, 1974
Anonymous 10 Collector
More ...
Usage in Models 1= 1971?? ; 1= 1976 ; 1= 1977 ; 2= 1978? ; 1= 1979?? ; 1= 1980?? ; 1= 1981?? ; 1= 1988?? ; 1= 1999?
Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):10

Collection of

Museum Roggenhofer (A)
Christian Schaufelberger (CH)
Jacky Parmentier (F)
Collection of a member from FIN
Karlheinz Fischer (D)
Egon Strampe (D)
Oskar Elm (D)
 
bc639.jpg

BC639
 
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