Week 3- “All right, I know what 5.1-channel sound is. But what are 6.1-channel sound and 7.1-channel sound? What do I gain?
HighlightsFirst, some background: 5.1-channel sound is the most prevalent form of surround sound. You have a center channel speaker above or below your TV, a pair of front left and right speakers, and a pair of surround speakers, all playing different signals. The subwoofer plays just the low bass. So the “5″ means the five [...]



