In Reply to: RE: Nice to see they're using Dave Gillespie's EFB mod for biasing posted by mark.korda@myfairpoint.net on April 13, 2014 at 14:56:55:
The hum balance pots in the SCA 35 are for the low level preamp stages and re not related to the power amp driver tube. The ST35 is a power amp and has no need for hum balance pots...if nec they'd be in the outboard preamp.
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- RE: Nice to see they're using Dave Gillespie's EFB mod for biasing - Steve O 15:36:49 04/13/14 (0)