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Ref75 bias
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12-16-2013, 02:05 AM
PLK
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Join Date: Jul 2013
Location: USA
Posts: 534
AC line voltage will effect the bias.
Don't adjust the bias unless the amp has been on for at least an hour.
Since you're still breaking in your REF 75, I recommend giving it a couple of cycles with Track 7 on the Cardas/Ayre burn-in CD.
PLK
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