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What is AC-3 (Dolby Digital)? - Definition from WhatIs.com
https://whatis.techtarget.com/definition/AC-3-Dolby-Digital
AC-3 (Dolby Digital): AC-3, also known as Dolby Digital , is a perceptual digital audio coding technique that reduces the amount of data needed to produce high-quality sound. Perceptual digital audio coding takes advantage of the fact that the human ear screens out a certain amount of sound that is perceived as noise. Reducing, eliminating, or ...
What is AC-1, AC-2, and AC-3? - Computer Hope
https://www.computerhope.com/jargon/a/ac3.htm
Updated: 06/16/2017 by Computer Hope Dolby AC-1 was the first digital coding technology introduced in 1987, A development that would later become HDTV. Later in 1989, Dolby introduced AC-2, which had a better audio quality and a reduced bitrate. Finally, in 1991, Dolby introduced AC-3, which includes 5.1 channels and operates at 320 kbps.
AC-3 Compressed Audio (Dolby Digital), Revision A
https://www.loc.gov/preservation/digital/formats/fdd/fdd000209.shtml
Specification for the inclusion of AC-3 audio in MPEG-2 streams (and other matters). Used by: VOB (MPEG-2 Multiplex for DVD) may use AC-3 Elementary Stream, not documented at this time: Used by: ATSC digital broadcast television, not documented at this time: Has earlier version: ATSC document A/52 (prior to Revision A), not documented at this time
Dolby Digital - Wikipedia
https://en.wikipedia.org/wiki/Dolby_Digital
Some Sony PlayStation 2 console games are able to output AC-3 standard audio as well, primarily during pre-rendered cutscenes. Dolby is part of a group of organizations involved in the development of AAC (Advanced Audio Coding), part of MPEG specifications, and considered the successor to MP3.
AAC vs AC3: What’s the Difference and Which One to Choose?
https://www.videoconverterfactory.com/tips/aac-vs-ac3.html
Step 2. Click the format icon on the right side and a list of video/audio formats and preset specs would appear. Go to the Video category and select the same video format as the output profile. Step 3. Open the Parameter settings below. Go to the Audio settings and change the audio encoder to your desired format, such as AAC.
AC3 5.1ch vs. AC3 2ch - VideoHelp Forum
https://forum.videohelp.com/threads/206032-AC3-5-1ch-vs-AC3-2ch
AC3 2 channel has either standard stereo (left and right channels), 2 channel mono (same signal in both channels) or Dolby ProLogic. AC3 5.1 has 6 discrete channels (centre, front left and right, rear left and right, and sub woofer). If you have a …
Can my DVD/Blu-ray have surround sound? What is AC-3 audio ...
https://support.discmakers.com/hc/en-us/articles/213551407-Can-my-DVD-Blu-ray-have-surround-sound-What-is-AC-3-audio-
Mono or stereo audio may be uncompressed PCM (equivalent to CD audio) or Dolby Digital format for audio data compression also known as AC-3. For DVD, Multi-channel or surround audio is supported via Dolby Digital in 5.1 or DTS (we cannot encode DTS and will need to be supplied already encoded).
AC3 ACM Codec 2.2 Free Download - VideoHelp
https://www.videohelp.com/software/AC3-ACM-Decompressor
AC3 ACM Codec. NEW VERSION 2.2. NO LONGER DEVELOPED. AC-3 ACM Codec is an AC3 ACM decoder. Install this and you can convert/decompress AC3 audio directly to WAV/MP3 using Virtualdub, Tmpgenc, etc. AC3 encoding support in …
Audio: Whats Better (AC3) (Dolby Surround) or (AC3) (5.1 ...
https://forums.macrumors.com/threads/audio-whats-better-ac3-dolby-surround-or-ac3-5-1.477932/
If you have a full surround system, the receiver can decode the AC-3 digital bitstream and further demultiplex the analog-encoded Dolby Surround from those two channels into a full surround mix. When AC-3 5.1 or 4.1 is indicated, this is the case: AC-3 5.1, or "3/2.1" in its official designation, means that this is a Dolby Digital surround mix ...
EAC3 to AC3 - Convert EAC3 to AC3, EAC3 to AC3 …
http://www.hootech.com/formats/ac3/convert-eac3-to-ac3.htm
E-AC-3 has a number of improvements aimed at increasing quality at a given bitrate compared with legacy Dolby Digital (AC-3). While legacy AC-3 supports up to 5 full-range audio channels at a coded bitrate of 0.640 Mbit/s, E-AC-3 supports up to 13 full range audio channels at a coded bitrate of 6.144 Mbit/s peak.
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