Definitions for "Dolby AC-3"
A perceptual digital audio coding technique capable of delivering multichannel digital surround sound. It incorporates 6 (5.1) discrete channels; each channel can carry a different signal simultaneously (left front, right front, centre, left rear, right rear, sub-woofer).
Refers to the 5.1-channel home theater sound system (also called Dolby Digital). Consists of front left/right speakers, a center speaker, left/right surrounds, and a subwoofer.
The old name for the most popular 5.1-channel home theater sound system. Is now called Dolby Digital. Consists of front left/right speakers, a center speaker, left/right surrounds, and a Low Frequency Effects (LFE) channel, usually used with a subwoofer. See AC-3 vs. DTS.