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BC640

Information - Help 
ID = 39844
       
Country:
Europe
Brand: Common type Europe tube/semicond.
Tube type:  Transistor   Power/Output 
Identical to BC640
Similar Tubes
Normally replaceable-slightly different:
  2SA954 ; CS2002 ; CS2002H ; ECG159 ; GC374 ; KSA931 ; OC9288 ; OC9558
Other base and data slightly different:
  CDC9002

Base Wires
Filament Solid State
Description

PNP silicon planar-epitaxial transistor intended as AF low power amplifier / driver.
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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
Literature -- Collector info (Sammler)   TVT 1979/80 ECA, TTT Steidle 1981
 
bc640.jpg
BC640: Sammlung
Karlheinz Fischer

 
sot54_ttt_5.gif
BC640: TTT Steidle 1981
Günther Stabe

 
bc640_data1.png
BC640: Valvo Transistoren, 1974
Michael Schlör


Usage in Models 2= 1977 ; 1= 1978? ; 1= 1980?? ; 1= 1982?? ; 6= 1982? ; 1= 1983??

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):12


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