Looking at the specifications and features of an amplifier rarely tells the entire story. ARC Audio sent me one of their ARC 1000.4 amplifiers that’s equipped with an IPS8.8 Pro-Series eight-channel digital signal processor. Based on a 1,000-watt platform, this four-channel amp is rated to produce 250 watts per channel into 2- and 4-ohm loads. … Continue reading Test Drive Review: ARC Audio ARC 1000.4 4-Channel Amp & IPS 8.8 DSP