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Message: <blockquote data-quote="dkguitarist" data-source="post: 1550785" data-attributes="member: 557124">yes you definately want a fuse within 12 inches of the battery. fuse it with a fuse big enough for the TOTAL current you're going to be drawing. also, you fuse it before you're equipment. the first fuse is to protect the long wire from batt to amp as to prevent your car from burning to the ground. the 2nd fuse is to protect your equipment from being fried by a current draw. anytime you reduce wire size you need to fuse as well. hope this helps.2nd, you're ground should be as short as possible. less resistance and it helps to get the power back through the circuit: alt-batt-amp-ground and it keeps looping. if you have multiple grounds, find a common ground as to not have a ground loop. carpc's can gain a lot of noise interference esp with ground loops, as i read over on mp3car.com. hope this helps.</blockquote>

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