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HJ-22D

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ID = 41130
       
Country:
Japan
Brand: Hitachi Ltd.; Tokyo
Tube type:  Transistor   RF/IF-Stage 
Identical to HJ-22D = HJ22D
Similar Tubes
Normally replaceable-slightly different:
  2N139 ; 2N218 ; AF127 ; HJ-22A ; HJ-22B ; HJ22

Base Wires
Description

PNP germanium alloy transistor intended as AM broadcast oscillator / IF amplifier.
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Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip
7 x 8 x 4 mm / 0.28 x 0.31 x 0.16 inch
Weight 1 g / 0.04 oz
Information source -- Schematic   
-- Collector info (Sammler)   (TVT 69, KTT1969/70)

to22_ktt_45.gif HJ-22D
Günther Stabe † 19.8.20

Usage in Models 2= 1957 ; 1= 1958 ; 2= 1959? ; 1= 1960? ; 1= 1962? ; 1= 1963?? ; 1= 1978?? ; 1= 9999?

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):10
 

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