Dolby Digital
Dolby Digital is so popular that almost everyone has heard the term. If you have a home theater system, you know that Dolby Digital plays a great role in creating that surround sound that you experience while watching a movie or a game. Chances are that when you bought your home theater system you must looked out for the Dolby Digital logo to make sure you are getting the best surround sound.
Those who are not so sure what Dolby Digital sound is all about, it is the sound format that you hear in movie theaters today. Dolby Digital decoder uses five discrete channels (center, left, right, surround left, and surround right) and a sixth channel for low frequency effects. That is why it is called the Dolby Digital 5.1 Decoder.
To get to the history of multi-channel Dolby Digital- it was first introduced in movie theaters in 1992. Today Dolby Digital audio productions are used in DVDs, laser discs, DVD-ROM discs, digital cable systems, direct broadcast satellite systems, and digital broadcast. The latest Dolby Digital Plus audio technology is designed for all high-definition programming and media. It is designed not only to meet the present demands buy also the future demands of high-definition experience.
When it comes to Dolby Prologic vs. Dolby Digital, Dolby Digital is the clear winner. Not only does Dolby Digital capture and reproduce the perfect surround sound, it is also backward compatible with all other Dolby Digital technologies. In fact, Dolby Digital and surround sound processor technology is synonymous. Even though there are other surround sound formats available in the market, Dolby digital audio format is the winner. Today you can buy a Dolby Digital home theater that can convert DTS to Dolby Digital and vice versa. Presently many home theater systems and music systems support multi sound formats.
Dolby Digital is a huge commercial success and we all know that it is here to stay. Presently Dolby Digital is the only multi-channel audio standard and it is used by all DVD players in the world. Whether you look for a portable receiver, a home theater system, or a DVD player, you will find Dolby Digital logo on it.
One factor that you should always remember is that no matter how expensive your home theater system is if you do not have proper speakers or do not follow right speaker placement, you will not get the perfect surround sound. You just cannot place your speakers anywhere and hope that you will get the surround sound effect since you have Dolby Digital. Get a speaker placement guide to get the right surround sound effect.