HD channels often have Dolby Digital Surround Sound available. Q: What is aspect ratio?
HDTV Questions - DirecTVA numerical expression of the relationship of width to height of a TV picture. 4:3 refers to the aspect ratio of a conventional TV screen with the ratio of "4" unit width to "3" unit height regardless of the actual size of the screen. 16:9 refers to the aspect ratio of wide screen DTV formats - typically HD is 16:9.
Related QuestionsHow does 5.1-channel Dolby Digital differ from Dolby Surround?
Dolby Digital FAQ - Frequently Asked Questions About Dolby D...The technology behind 5.1-channel Dolby Digital provides two surround channels, instead of the one from Dolby Surround, for more precise localization of sounds and a more convincing, realistic ambience. Also, Dolby Digital's surround channels cover the entire audible range (20 Hz-20,000 Hz), whereas the range of Dolby Surround's single surround channel is limited (100 Hz-7,000 Hz). The increased range of Dolby Digital further heightens realism and gives sound mixers more creative freedom.
Related QuestionsDo all Dolby Digital programs provide 5.1 channels?
Dolby Digital FAQ - Frequently Asked Questions About Dolby D...No. Dolby Digital soundtracks can provide anything from mono to full 5.1-channel surround sound. DVDs of movies can even carry multiple versions of the soundtrack that differ in number of channels. A disc might contain a 5.1-channel sound mix with the dialogue in one language, a two-channel mix encoded in Dolby Surround in another language, and a mono track with the director's comments or other supplementary information.
Related QuestionsShould we shoot in HD? Should we shoot in widescreen? Should we use surround sound?
The 48 Hour Film Project: Frequently Asked QuestionsYour film will be shown in Standard Definition in stereo or mono with an aspect ratio of 4:3. So you may shoot in HD, in widescreen, or in surround sound, but the film will not be projected that way. We require you to submit a Standard Definition, letterboxed, stereo or mono version of your film—anything else can lead to problems during our mastering process.
Related QuestionsCan a DVD recorder record in Dolby Digital or DTS surround sound?
DVD Photo Slideshow - Convert Photo or picture to DVD, Flash...Consumer grade DVD recorders all have the ability to play back all Dolby Digital and DTS source material, when used with an AV receiver. However, DVD recorders only have analog stereo audio inputs for recording audio, which is then encoded into two-channel Dolby Digital. The output of the recorded audio can be accessed either through the analog stereo outputs or the digital audio outputs of the DVD recorder. Although, DVD recorders cannot record in 5.
Related QuestionsHow do I get my Dolby Digital surround sound to work with my DVR?
Adelphia | Digeo Moxi FAQ'sMake sure you are using an S/PDIF connection, and that, in the Settings category, you select Dolby Digital under Audio Output
Related QuestionsWhat is Dolby Digital Surround?
PlayUSA.com: DVDsInitially known as simply Dolby Surround, this is an audio mixing technique that bolts on a rear channel and a centre channel onto a standard two-channel signal. With a two speaker sound system, these extra channels will be automatically mixed into the audio streams for the left and right speaker
Related QuestionsDVD HorrorThis is an audio mixing technique that bolts on a rear channel and a centre channel onto a standard two-channel signal. With a two speaker sound system, these extra channels will be automatically mixed into the audio streams for the left and right speakerRelated Questions
Sherwood Europe | FAQDolby Digital Surround EX provides a third surround channel on Dolby Digital movie soundtracks. The third surround channel can be decoded at the home viewer's option for playback over surround speakers located behind the seating area, while the left and right surround channels are reproduced by surround speakers to the sides. To maintain compatibility, the back surround channel is matrix-encoded onto (or from!) the left and right surround channels of an otherwise conventional 5.Related Questions
Do I need a receiver with Dolby Digital to enjoy home theater surround sound with DVD?
DVD Player FAQsNo. You can get started with just a DVD player. DVD players have regular right and left stereo analog output jacks. Simply connect them to an A/V receiver with Dolby Pro Logic or Dolby Surround for surround sound. Also, many DVD players come with Virtual Surround, which creates surround sound with just your 2 speakers, and they don't even need Dolby Pro Logic or surround. The best part is, when you decide to go digital, you can easily upgrade to a Dolby Digital decoder and 6-speaker package.
Related QuestionsHow can I get Surround Sound with HD?
Melita :: TV :: FAQFirstly, the content has to be broadcast in a surround sound format. Otherwise all you need is to connect your Melita Digital HD box to a  surround sound system. These are simple to install and available at most electrical retailers. Don't worry if you don't have one - you'll still experience the same amazing picture quality, but with normal stereo sound.
Related QuestionsAudio) How many surround sound channels are there?
Audio House specializes in wide variety of audio-visual cons...bull; A center-channel speaker (located directly above/below your HDTV) that reproduces dialog on your screen. bull; Two front (or main-channel) speakers, which reproduce most of the musical soundtrack, plus left and right spatial cues (like someone walking into the room from one side or the other).
Related QuestionsAre all iO channels transmitted in stereo?style="mso-spacerun: yes"> Dolby Digital? 5.1 Surround?
iO Faq from Yahoo! Cablevision_Digital Forum Optimum Online ...Digital Version 2.1 or 3) at various times according to their programming.style="mso-spacerun: yes"> Some of the video-on-demand premium channels
Related QuestionsWill Dolby surround sound speakers work with my system?
MDG Computers Product FAQsDolby Digital surround or Dolby surround must be included as a feature of your sound card for the audio effect. If it does not already support Dolby surround sound, you would have to upgrade your card to get the full effect from your surround speakers.
Related QuestionsThe disc says Dolby Digital. Why do I get 2-channel surround audio?
Hier finden Sie die aktuellen Infos zur DVD TechnologieSome discs (many from Columbia TriStar) put 2-channel Dolby Surround audio on track one and 5.1-channel audio on track two. Unless you intervene, the player will play the default 2-channel track. Use the audio button on the remote or select the 5.1 track from the menu. (Note: The Sony 3000 has a feature to automatically select the first 5.1 track.)
Related QuestionsWhat is Dolby Digital as a sound format?
PlayUSA.com: DVDsDolby Digital is a system capable of multi channel digital audio, coded using technology previously known as AC-3, often abbreviated as DD.
Related QuestionsWhat is Dolby Surround, Dolby Digital, and DTS?
Laserdisc Information Page - FAQAll of these are methods of creating a more convincing soundfield that seems to "surround" the viewer (at least on Laserdisc, see explanation on Dolby Digital). They require more than 2 speakers. The most widespread surround sound system is Dolby Surround. Dolby surround is an analog system that decodes 2 channels into 4 channels, Left, Right, Center and Surround. The center channel is used to anchor dialog to the screen and the surround channels are used to create ambiance.
Related QuestionsHow can I receive high-definition (HD) satellite TV transmissions with Dolby Digital sound?
What is Dolby Digital Surround? — Audioholics Home The...To receive high-definition programming transmitted via satellite, you will need an HD satellite receiver, and a new, larger dish. Most receivers are equipped like most DVD-Video players, that is, with a built-in, two-channel Dolby Digital decoder with analog stereo out puts, and a Dolby Digital output for 5.1-channel sound with an external 5.1-channel Dolby Digital decoder unit.
Related QuestionsWhat's the difference between Dolby Surround, Dolby Pro Logic and Dolby Digital?
Surround FAQThese are all digital encoding techniques to allow a multichannel signal to be delivered to the consumer. The main difference between them is the number of channel and how the signal is decoded. While Dolby Surround and Pro Logic are closely related (with the main difference being the fact that Surround uses a passive decoder while Pro Logic uses an active one), Dolby Digital is a completely different, more sophisticated technique and not compatible with the others.
Related QuestionsSurround Associates - Specializing in all aspects of surroun...These are all encoding techniques to allow a multichannel signal to be delivered to the consumer. The main difference between them is the number of channels and how the signal is decoded. While Dolby Surround and Pro Logic are closely related (with the main difference being the fact that Surround uses a passive decoder while Pro Logic uses an active one), Dolby Digital is a completely different, more sophisticated technique and not compatible with the others.Related Questions
What is an Aspect Ratio?
Cinram - DVD Frequently Asked QuestionsAspect ratio refers to the ratio of width to height of a television set. Traditional television sets have a 4:3 aspect ratio. Widescreen television sets have a 16:9 aspect ratio. Traditional television sets are almost square in appearance; widescreen displays are more rectangular.
Related QuestionsDo all videos use Dolby Digital (AC-3)? Do they all have 5.1 channels?
Hier finden Sie die aktuellen Infos zur DVD TechnologieMost DVD-Video discs contain Dolby Digital soundtracks. However, it's not required. Some discs, especially those containing only audio, have PCM tracks. It's also possible for a 625/50 (PAL) disc to contain only MPEG audio, but so far MPEG audio is not widely used. Don't assume that the "Dolby Digital" label is a guarantee of 5.1 channels. A Dolby Digital soundtrack can be mono, dual mono, stereo, Dolby Surround stereo, etc.
Related QuestionsHow does Ambisonic Surround Sound differ from the Dolby surround systems?
Ambisonic Surround Sound FAQ, version 2.7Dolby Laboratories Inc have two surround systems of relevance to the domestic listener, Dolby MP and Dolby Surround AC-3. Dolby MP is described in the excellent article Introduction to [Dolby] surround sound written by Bob Niland, rjn@csn.net and available by anonymous FTP from ftp.csn.org in the file /Laserdisc/ld03 (ie, from file://ftp.csn.org/Laserdisc/ld03).
Related QuestionsWhat does DOLBY DIGITAL sound mean?
Roseville Cinemas - Frequently Asked QuestionsDolby technologies put you in the center of your movie-going experience. You will hear five full-range discreet channels, plus a subwoofer channel that coves the bottom one-tenth of the audible range - these are the technologies that create the experience. The dynamic range (the ratio of the loudest sounds to the softest) is significant and the full-range surround channels make lifelike special effects possible-think helicopters flying overhead.
Related QuestionsI find 4.1, 5.1, and 6.1 surround sound Dolby DD, DTS, and AC3 to be confusing. How is it set up?
Lowyat.NET -> FAQ for Edifier SpeakersA:Your PC or Mac will need to be equipped with a 3rd party 5.1 surround sound card to be fully functional. You may use a 4.1 surround card, or a 2 channel sound card for basic functionality. Simply attach your PC or Mac with an optical output to the Edifier S2.1, S5.1 and S5.1M via RCA cables or optical cable in the case of the S2.1D model. If your PC or Mac supports Dolby Digital 5.1 or DTS, the Edifier S5.1 and S5.1M will allow you to enjoy surround sound.
Related QuestionsWhat is Dolby Digital technology?
Dolby Digital FAQ - Frequently Asked Questions About Dolby D...Dolby® Digital technology is an advanced form of digital audio coding that makes it possible to store and transmit high-quality digital sound far more efficiently than was previously possible. First used in movie theaters in 1992, Dolby Digital technology is the result of decades spent by Dolby Laboratories developing signal-processing systems that exploit the characteristics of human hearing.
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