Surround® decoder. It will play out of the left, right and subwoofer speakers.
4.0 -
This signal is the same as 4.1, only without the LFE channel.
4.1 -
This is how most feature films from 1970-1980 were mixed. It will play back
from the left, center and right speakers with a mono signal going to all of the
surrounds. An additional “point one” signal gets sent to the subwoofer in all of
the following formats, called .1 because it only uses up 1/10th of the data of the
other channels.
5.0 -
is signal is the same as 5.1, only without the LFE channel
5.1 -
This is how most current DVDs are released. Dolby Digital® and DTS®
soundtracks usually have 5.1 channels. This signal plays back from the left,
center, and right speakers, plus two surrounds, left and right, and LFE channel.
6.1 -
This signal sends three channels to the front: left, center and right. There
are also three surround channels: left surround, center surround and right
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