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Weird screaching sound

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Old 04-22-2007, 08:54 PM
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Weird screaching sound

I have been testing my lights and my new box today and am having some troubles. The lights are making a screaching sound when they are hooked up, and the fuse between the battery and my amp is in,but when the fuse is out they stop making the screaching sound. I dont think it is the ground because it is grounded straight to the battery. what else could it be?
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Old 04-22-2007, 09:12 PM
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Well, I would take the ground from the amp off the battery and attach it to a pure metal surface such as the chassis. Amp's use +12V, remote, and ground wires, not +12, remote, and negative. Negative doesn't constitute as a ground.

If you ever hear a buzz or screeching sound coming from anything electrical, check for a bad ground.

Last edited by LiViD-04GASE1; 04-22-2007 at 09:15 PM.
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Old 04-22-2007, 09:14 PM
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ok ill try that. ive just been testing it ouside my car for now, but ill try grounding it to something else
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Old 04-22-2007, 09:59 PM
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i figured it out i had the power wires crossed with some of the speaker wires which was making the noise when the amp turned on
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Old 04-22-2007, 10:04 PM
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Need to clean up those power wires a bit I see.
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Old 04-22-2007, 10:41 PM
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lol ya. i was just testing it in the garage tho so its not like its a crazy messy install
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Old 04-22-2007, 10:51 PM
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Originally Posted by storky45
i figured it out i had the power wires crossed with some of the speaker wires which was making the noise when the amp turned on
guy.... whatever you did that solved the problem.... it was not because you had power wires crossed with speaker wires..... or RCA cables for that matter......
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Old 04-22-2007, 11:07 PM
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I agree and get a fuse between the switch and the + on the battery.
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