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218_Regulator

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ID = 21321
       
Country:
United States of America (USA)
Brand: Common type USA tube/semicond.
Tube type:  Current Regulator, Iron in Hydrogen 
Identical to 218_Regulator

Base UX-Base (4 Pins (2 thick, USA 1924, UX)
Filament
Description

used in 110V AC Sets w/70-90V Pri. Transformer

 
Text in other languages (may differ)
Information source Ballast Tube Handbook, The   


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