The growing demand for low-cost recording, editing, and playback of high-quality digital audio can be met by using techniques for compressing the audio data. The Dolby AC-2 compression algorithm permits the data rate to be reduced to as little as 32 kbytes per second for broadcast-quality stereo audio. This paper describes a DSP-based PC add-in card which provides professional-quality performance.
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https://aes2.org/publications/elibrary-page/?id=6460
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