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Old 21st Oct 2019, 8:08 pm   #36
regenfreak
Heptode
 
Join Date: Nov 2018
Location: London SW16, UK.
Posts: 655
Default Re: DIY battery eliminator for valve radio

I suppose one could use a pair of Darlington for handling the high current of a beefy high power B+ transformer.
With a puny B+ transformer, two transistors would be more than enough.
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