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

421A_WE

Information - Help 
ID = 35042
       
Country:
United States of America (USA)
Brand: Western Electric Company Inc.; New York (NY)
Tube type:  Double Triode   Power-supply 
Identical to 421A_WE = 5998
Similar Tubes
Other characteristic (electr. data):
  6AS7G
First Source (s)
15.Dec.1948 : - - Manufacturers Literature

Base Octal (Int.Octal, IO) K8A, USA 1935
Filament Vf 6.3 Volts / If 2.4 Ampere / Indirect / Specified voltage AC/DC
Description

Power double triode, intended for series pass tube in voltage regulator circuits. µ = 5.5, Gm 18 to 20mS, 26W total anode dissipation. Similar to 6AS7G with higher mu.

Preliminary Western Electric datasheet dated December 1948.

 
Information source Tube Lore (I)   
- - Manufacturers Literature   

421a_we_so.png 421A_WE: rtt
Anonymous 10 Collector

More ...

Just Qvigstad
421a_data1.png
421A_WE: own collection
Peter den Boer

More ...

Collection of

 
we_421a.jpg

421A_WE
 

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