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<blockquote data-quote="xxgdkxx" data-source="post: 7308615" data-attributes="member: 632815">couple months ago i bought an Infinity Reference 475a amplifier from amazon.com(i bought it new, but it was cheaper on amazon). after installing it and setting the levels i noticed somthing wrong...after lisitening for about 30 mins (often the time it takes changes) it seemed to put out less output, maybe decreases by 1/4. after this happens if i turn the volume up the output still goes up, but its not as loud as it normally is, and i cant max out my system because i reach the max on my hu. i thought it could be either two things: 1) the amp is overheating or 2) theres a loose connection somwhere.1) the amp gets hot, but it doesnt go into protect mode, and it doesnt smell like anything is burning or frying2) i checked the connections at the amp and half assed checked the speaker connections becuase ive already spent a lot of time installing and messing with stuff an it looked ok.so thats my problem any ideas to solve greatly appreciated</blockquote>

[QUOTE="xxgdkxx, post: 7308615, member: 632815"] couple months ago i bought an Infinity Reference 475a amplifier from amazon.com(i bought it new, but it was cheaper on amazon). after installing it and setting the levels i noticed somthing wrong...after lisitening for about 30 mins (often the time it takes changes) it seemed to put out less output, maybe decreases by 1/4. after this happens if i turn the volume up the output still goes up, but its not as loud as it normally is, and i cant max out my system because i reach the max on my hu. i thought it could be either two things: 1) the amp is overheating or 2) theres a loose connection somwhere. 1) the amp gets hot, but it doesnt go into protect mode, and it doesnt smell like anything is burning or frying 2) i checked the connections at the amp and half assed checked the speaker connections becuase ive already spent a lot of time installing and messing with stuff an it looked ok. so thats my problem any ideas to solve greatly appreciated [/QUOTE]

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