On many amps this will be labelled as an AV input, but some also use proprietary names for the feature – ‘Main In’ on Onkyo amps, for example, and ‘Power Amp Direct’ on Pioneers. Disney intends to use 7.1 surround sound for all future 3D releases.In theory, a system such as this can be set up with any stereo amp that has standard RCA inputs, but ideally you want one that has a dedicated input for the task – one that bypasses the unit’s own volume control and other equaliser functions. The first theatrical release to use 7.1 surround sound was Toy Story 3 in 2010. You can find the current price and other 7.1/5.1 products on Amazon:ĥ.1 surround sound was developed by Dolby Labs in 1976, and was first used for a theatrical release in 1992 for Batman Returns. Prices for 7.1 surround sound speakers range anywhere from $265 for an Onkyo to thousands of dollars. 5.1 surround sound systems similarly range from $80 for a set of Logitech speakers to $1,700 for a KEF T305 home theater system. But there is a wide variation in prices charged by different manufacturers. Prices for 7.1 surround sound systems are almost always higher than a 5.1 surround sound system from the same manufacturer in the same class. Most DVDs, Blu-ray disks and games are still produced using only 5.1 audio, but an increasing number of Blu-ray disks are being released with 7.1 sound as well.
Most Blu-ray players support 7.1 sound, as does the PS3. It is also the most common sound system in commercial theaters.
These are considered “lossless audio,” identical to the movie studio’s original.ĥ.1 is the industry standard and is used by most DVDs and Blu-ray disks, as well as by HDTV and video games. DTS uses less compression but is also less common than Dolby Digital.ħ.1 surround sound can be achieved using Dolby TrueHD or DTS-HD Master audio. Formatsĥ.1 surround sound is achieved with Dolby Digital or DTS. Layout and configuration for a 7.1 surround sound system.
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