"The 2030 Mastering Dynamic Gain Control is the precision tool for mastering and other critical applications where the utmost in calibrated control, flexibility, and audio transparency is required. Based on the proven GML 8900 Series III audio and control topologies, this no-compromise dynamic range controller continues the GML engineering tradition and expands the familiar capabilities of the Model 8900 to include flexible multi-channel, multi-controller deployment. The 2030 is housed in a 3U chassis and requires 2 GML 9015 power supplies. "