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3TK2

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ID = 23763
       
Country:
United States of America (USA)
Brand: Common type USA tube/semicond.
Tube type:  Current Regulator, Iron in Hydrogen   Power-supply 
Identical to 3TK2

Filament Specified current AC/DC ~ = (Series working)
Information source Ballast Tube Handbook, The   

0_ball_53_2.png 3TK2
Emilio Ciardiello

 
amperite_3tk2.jpg

3TK2
 

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