radiomuseum.org

 
Please click your language flag. Bitte Sprachflagge klicken.

BF423

Information - Help 
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
Filament Solid State
Description PNP silicon triple diffused transistor intended as video amplifier.

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
 
bf423_2.jpg
BF423
Karlheinz Fischer

 
to92_bce_2.gif
BF423: TVT 1969 Verlag Nolde Dachau
Günther Stabe

 
bf423_dat1.png
BF423: Toshiba
Thomas Günzel


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


You reach this tube or valve page from a search after clicking the "tubes" tab or by clicking a tube on a radio model page. You will find thousands of tubes or valves with interesting links. You even can look up radio models with a certain tube line up. [rmxtube-en]
  
rmXorg