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D3 squeals when car is turned off

By aja656 · May 04, 2007in Problems/Troubleshooting💬 5 posts👁️ 1,069 views
Posted May 04, 2007 · 07:21 UTC#1

does your D3 make a high pitch squeal for 2-3 seconds after you turn your car off? does anyone know what this could be? it only happens when i have the RCA shields grounded to prevent speaker whine. thanks

Posted May 04, 2007 · 10:54 UTC#2

why dont you try an inline noise filter rather than grounding your rca's. or run a ground reference wire from your amp to your head

Posted May 04, 2007 · 12:40 UTC#3

why would you ground an amp to a person's head? Doesn't sound like it would work too well. Then you have the pain involved in drilling a screw into his head. Hmmm is that how they do things up there? :wink:

Posted May 05, 2007 · 05:27 UTC#4

what is a ground reference wire from your amp to your head please explain

Posted May 05, 2007 · 10:08 UTC#5
what is a ground reference wire from your amp to your head please explain

 

run a wire from your radio ground wire, and connect it to the amp ground wire. this sometimes helps with amp noises or try an inline rca noise fillter as mentioned above