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ID = 35042
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):
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

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
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Just Qvigstad
421A_WE: own collection
Peter den Boer

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