In Reply to: RE: oscillating 6550 set amp. long posted by frankford on March 5, 2012 at 11:29:59:
With the tubes out, and neither side of the filament winding grounded, measure the resistance of the filament winding to ground.
Tre'
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- RE: oscillating 6550 set amp. long - Tre' 12:00:00 03/05/12 (0)