DSP-Z8, DSP-Z8III, DSP-Z6III, our 3rd generation of digital processing and the Zapco Digital Processing amplifiers. Great sound, clean Zapco power, and stealth fighter looks. The DPN is easier to load and use and the hassles of loading drivers are gone. Just drop the new system onto your desktop and go.
(2011 to 2015) DSP-Z8, Z8 III, Z6 III, DC Series
Download: DSP-Z8/DSP-Z8 III/DSP-Z6 III Manual - DPN Software v.10.0.0.1 - Software Updating Guide to v.10.0.0.1
Download: DC Series Manual - DC Series Introduction
Early (2011) DSP-Z8 and 2nd Gen DC Amplifiers with RCA inputs
The first of the DSP-Z8s, with serial numbers 0001~0500 and the DC amps with RCA inputs use the DPN 200ms program that you can find here: DPN 200ms
(2005 to 2010) DSP-Z6, DRC-SL, 1st Gen DC Amplifiers with SymbiLink inputs
The first ever full function digital processor for the car, with a full line of amplifiers with full function on-board processing.
Download: DPN Software v 1.41 (including 64bit Drivers, and Instructions)