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

2501A3

Information - Help 
ID = 37547
       
Country:
United States of America (USA)
Brand: DuMont Labs, Allen B., Inc.
Tube type:  CRT (cathode ray tube, picture tube) 
Identical to 2501A3 = CV739
First Source (s)
Nov.1941 : Electron Tube Registration List

Base 7-Pin-Base-general, old, USA
Filament Vf 2.5 Volts / If 2.1 Ampere / Half indirect
Description 3" medium-persistance green fluorescent CRT intended for oscillographic applications. Electrostatic focus and deflection. 
Information source -- Original-techn. papers.   Electronics, Jan. 1942
 
usa_dumont_2501a3_001.jpg
2501A3: JM
Jose Mesquita

 


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