Dolby Atmos is a so - called object based sound system designed to deliver greater audio precision that also
adds height channel effects to the usual horizontal surround sound experience.
Not exact matches
Other home theater audio technologies, even those that
add height information, still rely on
channels and do not create audio objects.
But you can't go beyond that to
add rear surrounds or
height channels with a Sonos system.
Dolby Atmos
adds an extra
height channel to programmes, instead of having «regular» surround sound at ear level.
By
adding the extra
height channels you'll get a more enveloping sound effect.
Both formats need speakers with
height channels, or at least
add - on speakers like the $ 200 Pioneer SP - T22A - LR, which are designed to sit atop existing speakers and fire upward.
A next - generation audio format, Atmos effectively
adds height to the traditional flatbed of surround sound, but it's more than just another
channel.
Add two more
height speakers, and you have a 5.1.4 -
channel system.
By
adding discrete
channels for ceiling - mounted or ceiling - facing speakers in A / V receivers at home,
height channels are now represented as their own separate entities, leading to an extra number used to represent home surround
channels.
A 5.1.4 system would
add four additional
height channels, including two at the front, and two at the rear, and so on.