digital audio Digital audio is the result of sound reproduction, using pulse-code modulation and digital signals. This includes analog-to-digital conversion (ADC), digital-to-analog conversion (DAC), storage, and transmission. While modern systems can be quite subtle in their methods, the primary usefulness of a digital system is the ability to store, retrieve and transmit signals without any loss of quality. (Excerpt from Wikipedia article: Digital audio) 12 19 0.7 http://www.ariadne.ac.uk/sites/all/datacharts/hc/1366-chart-wp.html