If you like a movie, you probably know how important a good soundtrack. While the film is primarily a visual medium, the use of soundtracks, including dialogue, sound effects and music can be a movie in a trivial increase in exciting multi-sensory experience.
Surround describes the use of multiple speakers around the theater or at home set up to give the impression that the soundtrack to come from many different directions. If you go to the moviessee more banks of speakers along the sides and rear.
At home, but rarely has this luxury and a smaller number of speakers used for surround sound. There are a lot of Chinese trade in the surround sound. Here are some of the concepts you need to know in order make an informed decision about building your own home theater system.
Dolby Digital
Dolby Digital is a trademark in various formats for playback of surround coversSound. And 'now the most popular formats that meet. The majority of films, DVDs and TV shows use of surround sound in Dolby Digital.
DTS
DTS stands for Digital Theater Systems, is a rival to Dolby Digital. DTS is much less popular, but the sound quality is better than Dolby. Dolby during a compressed audio file format used for each channel (like MP3), DTS-channel uncompressed audio. This makes epic soundtrack with music and great sound effectsmuch more vibrant and dynamic. DVD menus often will give you the choice whether to listen to Dolby and DTS.
5.1
This simply means the ratio of the surround speakers in your system. The vast majority of surround sound from DVDs and music are designed to be heard on a 5.1 system.
The 5 refers to an array of five speakers, two front (L, R), two in the rear (rear L, rear R) and a speaker at the center. The center speaker is for dialogue and the back mostly usedSpeakers for sound effects and atmosphere.
The.1 refers to the 6 th Speaker, the low frequencies out. Even when the subwoofer or LFE (Low Frequency Effect), this can be placed anywhere in the room as low frequencies are not addressed.
Other abbreviations
Technology These are the most common terms you'll come, however, surround-sound moves at a rapid pace and there are always new products and inventions to come along. Improvements to the standard 6-speaker configurationshave as DTS ES, which introduced an additional rear center channel is used. There is also an 8-speaker system that THX EX-known 7.1, although there are few films that support this format.
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