The system of Dolby Digital 5.1 surround sound found in movie theaters all over the world is now available to consumers in even the least expensive AV receivers. But new home theater customers are often unsure if they have everything set up correctly. How do you know if you’re actually listening to 5.1 surround sound?
If you don’t have a total of six speakers in your setup – three channels across the front (left front, center channel, right front) plus two surround speakers (one on each side of the room), and a subwoofer that provides the deep earthquake effects in blockbuster movies—then you won’t hear 5.1 surround sound. (The “5” in that phrase are the main speakers; the “.1” is the deep bass subwoofer.)Log in