Rockford Fosgate P400X4 400W Punch Series 4-Channel Stereo Class AB Car Power Amplifier + 4 Channel Amp Kit

today I want to show you how to tune these new 2013 punch amps this is a new style amplifier has the clean technology circuitry inside of it what it basically does has built-in clipping detector for the source unit and also for the output of the speakers on this guy and then pull this cover off you see all the adjustments here so first thing you need to do is take your speaker wires out of the amp and next thing you want to do is you want to pull the disk out of here and insert it into your source unit okay so once you have your CD in you want to make sure your base level is at zero and your mid and your treble is at zero and then you're ready to go and do this test same thing on EQ just keep everything flat no boots no nothing like that so zero it out and then that's how you prepare the head you this is the disc that comes with the amplifier this shows the track that's what we're going