DSPs (Digital Signal Processors)

Bose - ControlSpace ESP-1240AD

The Bose® ControlSpace® ESP-1240AD engineered sound processor is an open-architecture DSP with 12x4 fixed analog audio, built-in 8-channel ESPLink output and a rear-panel digital expansion slot offering IP-based network audio and control card options. 

Linea Research - ASC48

The Advanced System Controller from Linea Research is a high performance and easy to use signal processor for sound systems. With processing for 4 inputs and 8 outputs it takes advantage of the latest analogue to digital conversion and DSP technologies to deliver flawless audio that out classes it's competition.