Ground-loop problem and something else?

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alpine_canada

Member - Posts: 6

Joined: August 18, 2004

Posted: May 20, 2005 at 12:34 PM / IP Logged

Just installed my amp into my truck. Hooked everything up and noticed that my sub plays the sounds the deck makes when its working or something. On top, i've got an alternator whine so I assume just a bad ground/ground-loop.

P.S. Sorry if this is a repost but I couldn't find anything in Search

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bullman96

Silver - Posts: 294

Joined: October 03, 2004

Location: United States

Posted: May 20, 2005 at 12:43 PM / IP Logged

yup, use a dmm to check the resistance of various spots to the negative terminal on the batt to ground to and pick the best. scrape and sand all the paint off.

Pioneer PEH-9660mp

Mb Quart PCE-216 biamped

JL 12W6v2

Sony XM-4026 amp for tweeters

Kenwood KAC-7251 amp for mids

JL-4100 amp for sub

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Ground-loop problem and something else?

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