High Quality Content by WIKIPEDIA articles! The UAD-1 is a PCI card with an onboard media processor sold by Universal Audio, designed to allow audio plug-ins to be used without using the host computer's CPU to process effects. This enables to user to utilize accurate, but processor-intensive, reverbs, eq's, compressors, limiters, and the like in real time. A PCI card manufactured by Cambridge Audioworks. It has an MPACT 2 processor which is a 125 MHz, graphics, audio and video media processor, used primarily for AGP graphics cards and hardware DVD decoding in 1997. The 3d functions are hard-wired on the chip. Xenon Microsystems (later named Chromatic Research) Chromatic Mpact 2 Video Adapter. Chromatic Research was acquired by ATI Technologies, November 1998.