DAVIE, FLA., December 5, 2018 (MEDIAWIRE) – Fresh off the introduction of its high-performance GZDSP 6-8X PRO digital signal processor, Ground Zero is introducing a concentrated version for use in mainstream audio systems. The GZDSP 4-8X maintains many of the features of the German audio manufacturer's flagship model, including eight-channel output, PC setup, per-channel parametric equalization DAVIE, FLA., December 5, 2018 (MEDIAWIRE) – Fresh off the introduction of its high-performance GZDSP 6-8X PRO digital signal processor, Ground Zero is introducing a concentrated version for use in mainstream audio systems. The GZDSP 4-8X maintains many of the features of the German audio manufacturer's flagship model, including eight-channel output, PC setup, per-channel parametric equalization