This surround sound format incorporates dedicated vertical channels, resulting in several new speaker configuration options that include: 5. The first number is the number of horizontal channels, the second number is the subwoofer, and the third is the number of vertical channels. Another surround sound format available on high-end home theater receivers that requires 9. At a minimum, this surround sound format requires two layers of speakers. The first layer can be a traditional 5.
The second layer, positioned above the first layer, requires two front and two rear speakers. Then, to top it off, if possible, one additional ceiling-mounted speaker placed above the primary seating area.
This brings the total number of channels up to To make things more complicated although it does provide more choices , there was the introduction in of the DTS:X immersive surround sound format not to be confused with DTS Neo:X.
This format doesn't require a specific speaker layout. It provides horizontal and vertical surround components and works work well within the same speaker setups used by Dolby Atmos. A good 5. Additionally, you'll see some 9. These receivers provide flexible setup options as you expand your system's needs, or have a large home theater room. If you don't want the wires in plain sight, hide or disguise the wires. On the other hand, if you don't need the full 7.
This frees up the remaining two or four channels on some receivers for bi-amping use, or to run one or more two-channel stereo Zone 2 systems.
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Robert Silva. Robert Silva has extensive experience in consumer electronics and home theater product sales and sales supervision; he has written about audio, video, and home theater topics since Robert has articles published on HBO. Facebook Twitter LinkedIn. Updated on October 21, Tweet Share Email. In This Article. Overall Findings. From this position, they supplement the atmospheric sound already created by the surround speakers placed to the side of and slightly behind the listening position.
The use of surround back speakers can be a good idea in larger living rooms. In some interiors, however, there may not be sufficient space for this arrangement. However, noticeable improvements in sound can generally be experienced in rooms larger than 30 square meters by expanding to a 7. Like the surround speakers placed to the side of the listening position, the surround back speakers should be mounted at the ear height of someone in a sitting position.
In addition, there should be at least 10 cm between the speakers and the wall. All speakers should be situated symmetrically so that each speaker in a pair is roughly equidistant to the listener.
To this end, it will need to have enough outputs for a 7. These outputs simply remain unused. Some receivers recognize automatically whether a 5. With others, this must be set in the menu. This means that no discrete soundtrack for additional surround back speakers has been mixed. Movies have traditionally been mixed for 5. Newer movies, however, are more likely to include 7. But there is a wide variation in prices charged by different manufacturers. The first theatrical release to use 7.
Disney intends to use 7. Share this comparison:. If you read this far, you should follow us:. Diffen LLC, n. Comparison chart 5. Setup 5. Follow Share Cite Authors. Share this comparison: If you read this far, you should follow us: "5.
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