An extra audio track now added to many films often used for atmospheric or special effects sounds The surround speakers are place at the side and/or rear of the audience so that the patrons appear 'surrounded' by the film's soundtrack When first developed was predominantly used for sudden special effects sounds such as explosions, and so was first know as the effects soundtrack
a system that separates the various components of the sound track, then disperses them to speakers placed around the room Four to five speakers are incorporated, and surround sound processor is used to create the effect For example, voices could come from behind the screen while other sound effects could come from beside or even behind the viewer
The popular term used to describe an experience where the sound 'surrounds' you This is best achieved using surround-encoded material, a receiver, and surround speakers
usually representative of the monophonic sound extracted from the stereo signal sent to smaller rear or side speakers used in a home theater See Home Theater