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2SB78

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ID = 68137
       
Country:
Japan
Brand: Hitachi Ltd.; Tokyo
Tube type:  Transistor   Audio Frequency 
Identical to 2SB78
Similar Tubes
Normally replaceable-slightly different:
  AC122

Base Wires
Description

PNP germanium alloy transistor intended as AF amplifier.
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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 -- Collector info (Sammler)   Towers ITVL

to_1_ttt~~58.gif 2SB78: TTT Steidle 1981
Günther Stabe † 19.8.20

Usage in Models 1= 1959? ; 1= 1960?? ; 1= 1961

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):3

Collection of

 
2sb78~~1.jpg

 

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