The ADC-1 Plus provides professional quality analog to 24-bit digital audio conversion. The ADC-1 Plus is a perfect companion for converting the analog output of equipment (EAS encoders, etc) to stereo AES. The A/D converter may be configured for sample rates of 44.1 or 48kHz or use an external word clock from 32 to 96kHz. Features: balanced stereo analog inputs and AES output via XLR connectors. The front panel is equipped with left and right analog input trimmers, options dip-switch, LED level meters, and power LED indicator. The ADC-1 Plus is powered by a surge protected bi-polar 15 VDC power supply affording superior headroom and high definition audio. The ADC-1 Plus may be set on a desktop, mounted on a wall or up to three units may be mounted on the optional RA-1, Rack-Able mounting shelf.