Thread: Hoffman 610 Lost B+
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  #10  
Old 09-11-2015, 11:01 PM
old_coot88 old_coot88 is offline
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Aha. So the center connection of R174A/ R174B, being left ungrounded, was breaking continuity-to-ground for the power xfmr's centertap, thus killing the B+ supply and the negative voltage supply.
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