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2N439

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ID = 46577
       
Country:
United States of America (USA)
Brand: Common type USA tube/semicond.
Tube type:  Transistor   Universal 
Identical to 2N439
Similar Tubes
Normally replaceable-slightly different:
  2N1304 ; 4JX2 ; ASY28

Base Wires
Description NPN germanium junction transistor intended as fast switch etc. for computing services.

Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip
9 x 7 x 9 mm / 0.35 x 0.28 x 0.35 inch
Weight 1 g / 0.04 oz
Information source -- Collector info (Sammler)   KTT 1969/70

to9_17.gif 2N439: TTT Steidle 1981
Günther Stabe † 19.8.20

Usage in Models 1= 1958

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):1

Collection of

 
2n439_bottom_rm.jpg

2N439
 

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