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Message: <blockquote data-quote="Gebrochen" data-source="post: 5900026" data-attributes="member: 571890">Hook up a volt meter to the power terminals of your amp.  If it doesn't drop below 10.5-11 at full volume with the car running your electrical is ok for average use (some may have different thoughts). 8 guage is too small for 2000WRMS unless it's a really short run, though.Note: Lower voltages require more current to get the same power.  Higher current requires fatter power cables for less resistance and thus less heat.  So, anytime your voltage drops, you get increased power loss and your system has to work harder for the same wattage.</blockquote>

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