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BF423

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ID = 36472
       
Country:
Europe
Brand: Common type Europe tube/semicond.
Tube type:  Transistor   Universal 
Identical to BF423
Similar Tubes
Normally replaceable-slightly different:
  2SA879 ; 2SA912 ; 2SA916 ; BF421
Other base and data slightly different:
  BF623
Base Wires
Description PNP silicon triple diffused transistor intended as video 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 ECA, TTT Steidle 1981
bf_243_bf_470_bf_469.png
BF423: Funkschau 12/79
Egon Strampe
to92_bce_2.gif BF423: TVT 1969 Verlag Nolde Dachau
Günther Stabe † 19.8.20
bf423_dat1.png
BF423: Toshiba
Thomas Günzel † 1.8.22
More ...
Usage in Models 3= 1975?? ; 5= 1978 ; 1= 1980 ; 1= 1981 ; 1= 1983? ; 1= 1985?
Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):12

Collection of

Museum Roggenhofer (A)
Jacky Parmentier (F)
Marcello Astolfi (I)
Peter Pfeiffer (D)
Oskar Elm (D)
Karlheinz Fischer (D)
 
bf423_2.jpg

BF423
 
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