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3-D audio Last modified: Thursday, November 17, 2005
A technique for giving more depth to traditional stereo sound. Typically, 3-D sound, or 3-D audio, is produced by placing a device in a room with stereo speakers. The device dynamically analyzes the sound coming from the speakers and sends feedback to the sound system so that it can readjust the sound to give the impression that the speakers are further apart. 3-D audio devices are particularly popular for improving computer audio where the speakers tend to be small and close together. There are a number of 3-D audio devices that attach to a computer's sound card.
Article on 3D audio technology Article, from The Computer Paper Online, describing popular technologies for producing 3D audio, along with specific product reviews, from January 1996. Audio and 3-D sound links An index of links to 3-D and spatial sound resources on the web. Some categories include: research, education, reference, tools, commercial systems, and products. PC Magazine article on 3D audio enhancers A March 1996 PC Magazine article on 3D audio enhancers, with details on specific products. QSound Labs home page The home page of QSound offers information on their 3D audio hardware and software solutions, company information, demos, and news.	Related Categories Audio Surround Sound Related Terms Dolby Digital PMPO