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2SB77

Information - Help 
ID = 35898
       
Country:
Japan
Brand: Hitachi Ltd.; Tokyo
Tube type:  Transistor   Power/Output 
Identical to 2SB77
Similar Tubes
Normally replaceable-slightly different:
  2S34 ; 2S61 ; 2SB43 ; 2SB61 ; 2SB65 ; 3AX22 ; AC122 ; AC125 ; AC151
Different maximum ratings:
  2SB76
Predecessor Tubes 2S37  

Base Wires
Filament Solid State
Description

PNP germanium alloy transistor intended as AF low power 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
Literature -- Collector info (Sammler)   KTT 1969/70, TVT 1969, TTT 1981 Steidle
  2sb7577.gif
  2SB77: Funktechnik 2/69
Egon Strampe
 
2sb77~~1.jpg
2SB77: Sammlung PR
Peter Roggenhofer † 25.4.18

 
to1_ttt_157.gif
2SB77: TTT Steidle 1981
Günther Stabe

 
2sb77_dat.png
2SB77: Hitachi
Thomas Günzel


Usage in Models 1= 1956?? ; 1= 1959?? ; 1= 1959 ; 9= 1960?? ; 7= 1960? ; 4= 1960 ; 2= 1961?? ; 4= 1961? ; 3= 1961 ; 11= 1962?? ; 5= 1962? ; 6= 1962 ; 7= 1963?? ; 5= 1963? ; 9= 1963 ; 6= 1964?? ; 10= 1964? ; 5= 1964 ; 42= 1965?? ; 18= 1965? ; 5= 1965 ; 9= 1966?? ; 9= 1966? ; 5= 1966 ; 5= 1967?? ; 4= 1967? ; 2= 1967 ; 10= 1968?? ; 10= 1968? ; 9= 1968 ; 3= 1969?? ; 2= 1969? ; 4= 1969 ; 23= 1970?? ; 4= 1970? ; 8= 1970 ; 2= 1971?? ; 4= 1971? ; 7= 1971 ; 6= 1972?? ; 5= 1972 ; 3= 1973?? ; 1= 1973? ; 2= 1973 ; 4= 1974?? ; 1= 1974? ; 9= 1975?? ; 2= 1977?? ; 1= 1978?? ; 3= 1980?? ; 1= 9999?? ; 2= 9999

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):321


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