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

PJ-21

Information - Help 
ID = 36170
       
Country:
United States of America (USA)
Brand: General Electric Co. (GE); Bridgeport CT, Syracuse NY
Developer: General Electric Co. (GE); Bridgeport CT, Syracuse NY 
Tube type:  Triode, vacuum   Power/Output 
Identical to PJ-21 = 5743 = GL-5743

Base UX-Base (4 Pins (2 thick, USA 1924, UX)
Filament Vf 4.5 Volts / If 1.1 Ampere / Direct / Specified voltage AC/DC
Description

7.5W anode dissipation; thoriated tungsten filament; mu 3. 1.7W out power on 7500 ohms as class A audio amplifier. A high vacuum tube designed for use in amplification and relay applications.

 
Dimensions (WHD)
incl. pins / tip
x 137 x 54 mm / x 5.39 x 2.13 inch
Weight 67 g / 2.36 oz
Information source - - Manufacturers Literature   Data sheet dated April 1945
Tube Lore (II)   p. 90 & 214
Tube Lore (I)

ux_base_standard~~267.png PJ-21: Fin Stewart
Fin Stewart


Just Qvigstad
gl5743pj21_01.png
PJ-21: Manufacturer's Literature
Emilio Ciardiello

More ...

Collection of

 
screenshot_20201125_162724_gallery.jpg

PJ-21
 

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