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  1. Is my new amp toast?

    Technical & Advanced Car Audio Discussion
    I recently installed a brand new Alpine PDX 4.100. I am running a DRZ 9255 active with Seas Ref and a JL250/1 for the sub. After installing the amp, I noticed in a very few songs that there was a weird kind of distortion coming when some upper bass was being played (ex. "Bring in the Clowns"...