Tag Archives: AC-3

What is Dolby (AC-3)?

May 11th, 2010by dvdxplayer 2,316 views |2 Comments

Dolby AC-3 surround sound system provid five full-range channels and a subwoofer channel component, known as 5.1 channel. Five channels, including left anterior, central, right front, left rear, right rear. Bass channel bass mainly to provide some additional information, so that some scenes, such as explosion, impact, to be heard better. Six channels of information and reduction in the production process of all digital, very little information loss, the whole band is very rich in detail. Read More »

Does DVD player in computer support AC-3 or DTS?

May 04th, 2010by dvdxplayer 1,847 views |Comments Off

Amp and speakers for computers and DVD player software decoding demands to Dobly AC-3 or Dobly ProLogic nature, and few see the dts decoding Amp, probably not much dts movies.

What is DVD’s two audio formats AC-3 and DTS?

Apr 30th, 2010by dvdxplayer 1,725 views |Comments Off

Dolby Digital AC-3 surround sound system provided by five full-range channels plus a subwoofer channel is formed, it is called 5.1-channel, five channel, including front of “the left channel,” ” mid-channel “,” right track “, the rear of the” Left surround channel “and” right surround channels. ” The sixth channel is the subwoofer channel contains some extra bass of information, making some scenes, such as explosion, crash, etc. better. (DVD to 3GP Converter) Read More »

About Dolby Digital

Jan 28th, 2010by dvdxplayer 3,506 views |2 Comments

Dolby Digital (AC-3) is Dolby’s third generation audio coding algorithm. It is a perceptual coding algorithm developed to allow the use of lower data rates with a minimum of perceived degration of sound quality.

This coder has been designed to take maximum advantage of human auditory masking in that it divides the audio spectrum of each channel into narrow frequency bands of different sizes optimized with respect to the frequency selectivity of human hearing. Read More »

Do all videos use Dolby Digital (AC-3)? Do they all have 5.1 channels?

Dec 11th, 2009by dvdxplayer 2,436 views |1 Comments

Most DVD-Video discs contain Dolby Digital soundtracks. However, it’s not required. Some discs, especially those containing only audio, have PCM tracks. It’s possible –but rare– for a 625/50 (PAL) disc to contain only MPEG audio. Discs with DTS audio are required to also include a Dolby Digital audio track (in a few rare cases they have a PCM track). Read More »