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

HJ23

Information - Help 
ID = 71571
       
Country:
Japan
Brand: Hitachi Ltd.; Tokyo
Tube type:  Transistor   Frequency converter 
Identical to HJ23
Similar Tubes
Normally replaceable-slightly different:
  HJ-23D ; HJ23D

Base Wires
Description

PNP germanium alloy transistor intended as AM broadcast mixer / oscillator.
-

 
Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip
9 x 8 x 4 mm / 0.35 x 0.31 x 0.16 inch
Weight 1 g / 0.04 oz

to22_ktt~~39.gif HJ23: KTT 1969/70
Günther Stabe † 19.8.20

Usage in Models 1= 1955? ; 1= 1956?? ; 1= 1957?? ; 1= 1957? ; 1= 1957 ; 1= 1958? ; 2= 1958 ; 4= 1960??

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):12

Collection of

 
hj23.jpg

 

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