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Message: <blockquote data-quote="337ram" data-source="post: 7622692" data-attributes="member: 638789"><p>Ok I have used the dmm to set gains before but I have a issue needing a answer, ok I always did the math, match my amp to my head units pre volt output, 4v, and I can get no wheres near my math setting of 69.??, now if I switch on the amp to less than 1v I can get he 69.?? Is this due to my stock electrical not being up to par, is ther harm is I leave it on the 1v and less setting on my amp? Also its a alpine pdx12 amp, running 4g power and ground wire.</p></blockquote><p></p>

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