Thread: BV-613 receiver
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Old 30th Oct 2018, 9:58 am   #13
Radio Wrangler
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Location: Fife, Scotland, UK.
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Default Re: BV-613 receiver

That vibrator has switches to work as a synchronous rectifier, so the polarity of HT you get can depend on the polarity of power you apply to the set. The vibrator may buzz happily but with the contacts grounding the wrong end of the HT winding each half-cycle....

David
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