The AMP1-SDA audio monitor provides self-powered, full-fidelity stereo monitoring in the smallest rack space possible (1U). The unit features an SDI input and reclocked output on BNC connectors, AES input on a BNC connector, AES output (converted from the SDI input) on BNC connector, analog inputs on two balanced XLR connectors, SDI subgroup select switch, SDI/AES source switch, D/A source switch, and two high-resolution 26-segment tri-color LED bargraph level meters.