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i just installed an amplifier to my door speakers and everything sounded great for a few days now when i drive the speakers are making a very loud high pitch noise. does anyone know what is causing this??
 

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2 Door Hoes
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i just installed an amplifier to my door speakers and everything sounded great for a few days now when i drive the speakers are making a very loud high pitch noise. does anyone know what is causing this??
You need to find a better ground for your amp...
 

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Wanna B Jack o all Trades
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9,823 Posts
thats a painted surface, not a good one
Are your rcas next to the power wire?
Running a reference ground usually helps as well (running a small remote sized wire from the radios ground to the amps ground)
 
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