radiomuseum.org
Please click your language flag. Bitte Sprachflagge klicken.

2SB439

Information - Help 
ID = 39475
       
Country:
Japan
Brand: Toshiba Corporation; Tokyo
Tube type:  Transistor   Audio Frequency 
Identical to 2SB439
Similar Tubes
Normally replaceable-slightly different:
  2SB440 ; AC151
Base Wires
Description PNP germanium alloy transistor intended as AF pre-amplifier.
- 
Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip		 6 x 10 x mm / 0.24 x 0.39 x inch
Weight 1 g / 0.04 oz
Information source
to1_ttt_89.gif 2SB439: TTT Steidle 1981
Günther Stabe † 19.8.20
Usage in Models 4= 1965?? ; 1= 1966? ; 1= 1966 ; 1= 1968? ; 1= 1969?? ; 1= 1969? ; 1= 1970?? ; 1= 1970 ; 1= 1971?? ; 1= 1971? ; 1= 1973 ; 1= 1976?
Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):15

Collection of

Museum Roggenhofer (A)
 
2sb439_pl.jpg

2SB439
 
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]
  
Data Compliance More Information