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At wits end, tried (almost) everything fixing bad crackle and pop when engine running
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<blockquote data-quote="Jeffdachef" data-source="post: 8300646" data-attributes="member: 650438"><p><a href="http:////forums/wiring-electrical-installation-help/548878-noise-troubleshooting-guide-eliminate-your-alternator-whine.html" target="_blank"><strong>http://www.caraudio.com/forums/wiring-electrical-installation-help/548878-noise-troubleshooting-guide-eliminate-your-alternator-whine.html</strong></a> -More stuff to check in that thread. Do all of these before moving on to my next bit of advice lol.</p><p></p><p>Its called alternator whine of course it works fine without the car off, you cant get any noises without the alternator spinning. The car is a noisy environment and when amps cheap out in internal parts, in your case its probably the rcas, either they made bad shielding on it or something is loose.</p><p></p><p>If worst comes to worst, here are some amp choices, lots of people on the forum have dealt with the black ice lines of amps from PPI and its probably the best bang for buck out there.</p><p></p><p><a href="http://www.ebay.com/itm/Precision-Power-PPI-BK520-4-BK5204-4-Ch-Class-A-B-Black-Ice-Car-Amplifier-Amp-/301272173622?pt=Car_Amplifiers&amp;hash=item4625388c36&amp;vxp=mtr" target="_blank">Precision Power PPI BK520 4 BK5204 4 CH Class A B Black Ice Car Amplifier Amp | eBay</a> 10 dollars above your budget but well worth it. Very proven amp.</p><p></p><p><a href="http://www.ebay.com/itm/Precision-Power-PPI-i520-4-i5204-520W-4-Ch-iON-Series-Class-D-Amplifier-Amp-/301272203389?pt=Car_Amplifiers&amp;hash=item462539007d&amp;vxp=mtr" target="_blank">Precision Power PPI i520 4 I5204 520W 4 CH ion Series Class D Amplifier Amp | eBay</a> another choice, a lot smaller in size.</p><p></p><p>Full clamp test for actual output power on the 520 ION by a famous and trusted spl competitor on this thread. <a href="http://www.caraudiojunkies.com/showthread.php?605-My-test-Precision-Power-iON-520-4" target="_blank"><strong>My test: Precision Power iON 520.4</strong></a></p><p></p><p>If your 100$ budget is still too constraining and you have to keep it under, you should try buying used, You are protected by paypal and can file a claim against scammers and get your money back if things go sour with the equipment so no worries on that front. I've personally used the ion 520 and its great, I still have it in perfect working condition but i'm missing two speaker terminal screws. I can hunt them down at home depot for you. I'll let it go for 80$ shipped. You can check the classifieds for other deals also. Its much better then pouring your hard earned/saved money on door stoppers like boss, pyle, power acoustik, lanzar, pyramid, ssl, spl, performance tecknique, autotek etc.. all end up to be useless bricks in the long run.</p><p></p><p>Just do your research and completely narrow everything down first before you pull the trigger on any amp.</p></blockquote><p></p>
[QUOTE="Jeffdachef, post: 8300646, member: 650438"] [URL="http:////forums/wiring-electrical-installation-help/548878-noise-troubleshooting-guide-eliminate-your-alternator-whine.html"][B]http://www.caraudio.com/forums/wiring-electrical-installation-help/548878-noise-troubleshooting-guide-eliminate-your-alternator-whine.html[/B][/URL] -More stuff to check in that thread. Do all of these before moving on to my next bit of advice lol. Its called alternator whine of course it works fine without the car off, you cant get any noises without the alternator spinning. The car is a noisy environment and when amps cheap out in internal parts, in your case its probably the rcas, either they made bad shielding on it or something is loose. If worst comes to worst, here are some amp choices, lots of people on the forum have dealt with the black ice lines of amps from PPI and its probably the best bang for buck out there. [URL="http://www.ebay.com/itm/Precision-Power-PPI-BK520-4-BK5204-4-Ch-Class-A-B-Black-Ice-Car-Amplifier-Amp-/301272173622?pt=Car_Amplifiers&hash=item4625388c36&vxp=mtr"]Precision Power PPI BK520 4 BK5204 4 CH Class A B Black Ice Car Amplifier Amp | eBay[/URL] 10 dollars above your budget but well worth it. Very proven amp. [URL="http://www.ebay.com/itm/Precision-Power-PPI-i520-4-i5204-520W-4-Ch-iON-Series-Class-D-Amplifier-Amp-/301272203389?pt=Car_Amplifiers&hash=item462539007d&vxp=mtr"]Precision Power PPI i520 4 I5204 520W 4 CH ion Series Class D Amplifier Amp | eBay[/URL] another choice, a lot smaller in size. Full clamp test for actual output power on the 520 ION by a famous and trusted spl competitor on this thread. [URL="http://www.caraudiojunkies.com/showthread.php?605-My-test-Precision-Power-iON-520-4"][B]My test: Precision Power iON 520.4[/B][/URL] If your 100$ budget is still too constraining and you have to keep it under, you should try buying used, You are protected by paypal and can file a claim against scammers and get your money back if things go sour with the equipment so no worries on that front. I've personally used the ion 520 and its great, I still have it in perfect working condition but i'm missing two speaker terminal screws. I can hunt them down at home depot for you. I'll let it go for 80$ shipped. You can check the classifieds for other deals also. Its much better then pouring your hard earned/saved money on door stoppers like boss, pyle, power acoustik, lanzar, pyramid, ssl, spl, performance tecknique, autotek etc.. all end up to be useless bricks in the long run. Just do your research and completely narrow everything down first before you pull the trigger on any amp. [/QUOTE]
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At wits end, tried (almost) everything fixing bad crackle and pop when engine running
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