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BK49BG

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ID = 24039
       
Country:
United States of America (USA)
Brand: Common type USA tube/semicond.
Tube type:  Current Regulator, Iron in Hydrogen   Power-supply 
Identical to BK49BG

Filament If 0.3 Ampere / Specified current AC/DC ~ = (Series working)
Description

used in 110V AC-DC Sets

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

Usage in Models 1= 1938 ; 8= 1939? ; 1= 1941??

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):10

Collection of

 
bk_49b_tube.jpg

 

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