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

4615

Information - Help 
ID = 67124
       
Country:
United States of America (USA)
Brand:
Developer: Westinghouse El. & Mfg. Co. - see also Canadian W. 
Tube type:  Triode, vacuum   Audio Frequency 
  Ca. 1925 up to 1945 rare.
Identical to 4615
Similar Tubes
Normally replaceable-slightly different:
  CX12 ; WX12

Base UX-Base (4 Pins (2 thick, USA 1924, UX)
Was used by Radio/TV-reception etc.
Filament Vf 5 Volts / If 0.25 Ampere / Direct / Battery =
Description

Page no 671 of the fall 1928 issue of the Sears Roebuck catalog announces a new catalog number series for radio tubes. The 46XX replacing the 29XX series. The 4615 is a new tube and is equivalent to the UX112A. The company sold the standard range of tubes and these were made by a few small manufacturers. The "WLS" (Worlds largest Store") brand was either hot branded on the base or a paper label on the glass. The 4615 was also listed in the Spring 1929 catalog. The Fall 1929 catalog has an entireely new catalog number series and the 4615 became the 57T112A

 
Dimensions (WHD)
incl. pins / tip
x 108 x 45 mm / x 4.25 x 1.77 inch
Weight 47 g / 1.66 oz
Information source Tube Lore (I)   page 16
Sears, Roebuck Catalogs (Silvertone)   Page 671 Fall 1928 issue
 
uxsockel_11~~21.png
4615: Fin Stewart
Fin Stewart

 

from Just Qvigstad

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]
  
rmXorg