ppi

  • PPI A600.2 Art Series

    Bywsw6404

    A Legend of Old-School American Car Audio If you have been involved in car audio for any length of time, there is a good chance you have heard the name Precision Power, better known as PPI. Today, there are countless car audio amplifier manufacturers, but PPI held a very different position in the American car…

  • PPI FRX-456

    Bywsw6404

    An Iconic Old-School Active Crossover In today’s car audio systems, crossover functions are usually built into DSP processors. A single DSP can handle crossover points, slopes, EQ, time alignment, phase, routing, and much more. But things were very different during the golden era of American car audio. In the 1990s and early 2000s, a serious…