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<blockquote data-quote="ahardy17" data-source="post: 6742126" data-attributes="member: 614748">i just finished installing a new box in my car, seen here: <a href="http:////forum/car-audio-build-logs-*new*/440304-two-memphis-m3-12s-mcd1-1100-first-ported-box-5-cubes-@-36hz.html" target="_blank">http://www.caraudio.com/forum/car-audio-build-logs-*new*/440304-two-memphis-m3-12s-mcd1-1100-first-ported-box-5-cubes-@-36hz.html</a>and i&#039;ve got the worst turn-on/-off pop and thump i&#039;ve ever heard in my life.the amp remote wire on my HU&#039;s harness says &quot;to amp remote in 0.3A max&quot; and i have that going through the relay straight back to my sub amp then the second amp is piggybacked off of that one, with a short wire between the 2 amps. i&#039;ve done that before with no problems.i had a blue neon on the amp rack running on the same remote power but removing that didnt help.i&#039;ve tried using shorting plugs on the amps and theres no noise when i use those so i&#039;m pretty sure it&#039;s not the amps.i have the amps well grounded, theyre grounded about a foot apart from eachother with star washers&nbsp; under the ring terminals on clean bare metala loose power wire contacted my RCAs a while ago in the process of upgrading and i cut a couple inches off the ends and re-soldered the ends on. but i dont think thats the issue because i have one brand new set of RCAs and its the same with themthere&#039;s a fuse on the back of the HU and thats fine tooi&#039;m at a loss here i&#039;ve exhausted all my resources and searched old threads for answers to no avail.i also upgraded my big 3 in the process and the new ground comes a tad closer to the power wire than the old one did, but i dont think that makes much difference, just giving the details so you guys know what the setup is like.one other thing i did was eliminate the harness wiring for factory speakers because there was no room behind the HU. no clue what kind of effect that might have had but i thought it was harmlessany input would be greatly appreciated...this is driving me crazy</blockquote>

[QUOTE="ahardy17, post: 6742126, member: 614748"] i just finished installing a new box in my car, seen here: [URL="http:////forum/car-audio-build-logs-*new*/440304-two-memphis-m3-12s-mcd1-1100-first-ported-box-5-cubes-@-36hz.html"]http://www.caraudio.com/forum/car-audio-build-logs-*new*/440304-two-memphis-m3-12s-mcd1-1100-first-ported-box-5-cubes-@-36hz.html[/URL] and i've got the worst turn-on/-off pop and thump i've ever heard in my life. the amp remote wire on my HU's harness says "to amp remote in 0.3A max" and i have that going through the relay straight back to my sub amp then the second amp is piggybacked off of that one, with a short wire between the 2 amps. i've done that before with no problems. i had a blue neon on the amp rack running on the same remote power but removing that didnt help. i've tried using shorting plugs on the amps and theres no noise when i use those so i'm pretty sure it's not the amps. i have the amps well grounded, theyre grounded about a foot apart from eachother with star washers under the ring terminals on clean bare metal a loose power wire contacted my RCAs a while ago in the process of upgrading and i cut a couple inches off the ends and re-soldered the ends on. but i dont think thats the issue because i have one brand new set of RCAs and its the same with them there's a fuse on the back of the HU and thats fine too i'm at a loss here i've exhausted all my resources and searched old threads for answers to no avail. i also upgraded my big 3 in the process and the new ground comes a tad closer to the power wire than the old one did, but i dont think that makes much difference, just giving the details so you guys know what the setup is like. one other thing i did was eliminate the harness wiring for factory speakers because there was no room behind the HU. no clue what kind of effect that might have had but i thought it was harmless any input would be greatly appreciated...this is driving me crazy [/QUOTE]

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