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EPX2 grounding location???
Hi all,
I posted a couple days ago with regards to alternator whine. After lots and lots of troubleshooting, I finally pulled out my multimeter and tested all my grounds. It turns out that even though my amp grounds were "looking" good they were not! I had .5 ohm resistance between the chassis of the car and the ground wire(I think that is the correct way to say it)! I modified the ground and hooked up just my amps and the WHINE IS GONE!!!! However... = ( I have a Rockford Fosgate symmetry EPX2 as my xover and EQ which is grounded to the same location as the amps. In theory, this is now an excellent ground, but when I hook up my symmetry I get alternator whine still. My question is this... My ground cable for the symmetry is almost 3-4 feet long. There is very little current going through it BUT the fact that the wire is long and only 14 gauge or so, will this likely be causing the noise? If so. why? Thanks for the replies before! - Corby |
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