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Little/no output from amp-help please
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<blockquote data-quote="ARK_SWAMP_RIDER" data-source="post: 6754977" data-attributes="member: 585878"><p>I just got finished working on it, and I feel like I made some progress. I'm really not sure what to expect though. I found the crossovers, they were right by the speakers. I tapped into the wires before you get to them. These weren't the factory wires, as the colors weren't right. I was unable to get to the factory wiring, wasn't ready to remove the seats and rear deck. The wiring wasn't consistent, colors were crossed everywhere. It was a huge pain. We finally got all the wires hooked up and tested it out. Sound was better than before, still not right though. I tried flipping the wires (ones I was tapped into), and this doubled the sound (still wasn't right though). I was testing with the multimeter, and with it set at AC 250 (just a cheap analog meter), I barely get a reading (with gain all the way up, it was at like 5 volts). We then switched the + and - sub output, and the sound improved yet again. I have no idea why the sub output had to be switched, it goes against all logic. I guess we've got something backwards somewhere, but couldn't find it. So, the end result is a system that is actually working. However, I'm not convinced that it's putting out to its full potential. I have a JL J2 250.2 pushing a single JL 8w1v2 (150 watts RMS at 4 ohm load). His setup is a Kenwood package consisting of two 10" subs that are 350 watts RMS, and a KAC-5204 amp that puts out 150 watts RMS bridged (speakers are 8 ohm SVC, so 4 ohm load when bridged). My single 8 outperforms his two 10's. I realize the two 10's are way underpowered, but I expected more. It's in the trunk facing forward, and it's able to be heard, but it isn't gonna shake the car. We've got the bass on the H/U turned up, LPF on, and gains maxed out (well, I backed them off just a little so they were fully maxed). Any thoughts/comments? The Kenwood amp may be underrated and not even pushing the 150 watts, so that is probably an issue. I just want to make sure the wiring isn't the issue. He got the subs at a good price, so he's considering a larger amp that'll push them better (in the future, he's happy for now). Thanks for the help guys, I really appreciate it!</p></blockquote><p></p>
[QUOTE="ARK_SWAMP_RIDER, post: 6754977, member: 585878"] I just got finished working on it, and I feel like I made some progress. I'm really not sure what to expect though. I found the crossovers, they were right by the speakers. I tapped into the wires before you get to them. These weren't the factory wires, as the colors weren't right. I was unable to get to the factory wiring, wasn't ready to remove the seats and rear deck. The wiring wasn't consistent, colors were crossed everywhere. It was a huge pain. We finally got all the wires hooked up and tested it out. Sound was better than before, still not right though. I tried flipping the wires (ones I was tapped into), and this doubled the sound (still wasn't right though). I was testing with the multimeter, and with it set at AC 250 (just a cheap analog meter), I barely get a reading (with gain all the way up, it was at like 5 volts). We then switched the + and - sub output, and the sound improved yet again. I have no idea why the sub output had to be switched, it goes against all logic. I guess we've got something backwards somewhere, but couldn't find it. So, the end result is a system that is actually working. However, I'm not convinced that it's putting out to its full potential. I have a JL J2 250.2 pushing a single JL 8w1v2 (150 watts RMS at 4 ohm load). His setup is a Kenwood package consisting of two 10" subs that are 350 watts RMS, and a KAC-5204 amp that puts out 150 watts RMS bridged (speakers are 8 ohm SVC, so 4 ohm load when bridged). My single 8 outperforms his two 10's. I realize the two 10's are way underpowered, but I expected more. It's in the trunk facing forward, and it's able to be heard, but it isn't gonna shake the car. We've got the bass on the H/U turned up, LPF on, and gains maxed out (well, I backed them off just a little so they were fully maxed). Any thoughts/comments? The Kenwood amp may be underrated and not even pushing the 150 watts, so that is probably an issue. I just want to make sure the wiring isn't the issue. He got the subs at a good price, so he's considering a larger amp that'll push them better (in the future, he's happy for now). Thanks for the help guys, I really appreciate it! [/QUOTE]
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