Playing with 3 chan music modes

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Rodney_gold

R.I.P. 5 June 2018
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Stereo was never meant to be 2 channels , only ended up that way cos a record could only do 2 chans .

Meridian has made many exceptional processors that have music modes like music , trifield , mulogic and ambiosonic that can take advantage of a multi speaker setup , using L/R/C or L/R/C + rears and can use subs as well as sides for some.

At any rate I have 6 DSP active speakers and got myself a Meridian 568.2 processor and should I wish, could  set up a 5.0 system , L/R/C + rears ..in the interim I have chosen to set up a 3.0 system , not using rears , just a Left/Right (DSP6000's) and a centre (DSP 5500)  and have been playing around.
Bear in mind these music modes are not ersatz fake modes like "concert hall" etc , they are all derived from 2 chan sound and meant to make the music more realistic and some make the sweet spot a lot wider...

Results are mostly exceptional (after a lot of tweaking of centre level, positioning , timbre matching and so on..all provided by Meridian via a laptop connection)
Imaging is rock solid and almost 3d holographic , depth and width of soundstage has improved and the music is fantastically realistic..well worth the effort - my next step is to connect up rears and see how that improves things..

These are the music modes meridian provides

The digital surround processor can also accept a conventional
two-channel source, such as music on compact disc or a video
soundtrack, and by analysing the information in the signal
separate the two-channel recording into multiple channels to
give better reproduction and a more stable spatial image.
Four alternative DSP presets are provided for reproducing
material originally designed for a conventional stereo pair of
speakers, and which preset you choose largely depends on your
own personal preferences.
All four presets use similar procedures to extract the surround
component of the original recording, which is delivered to the
rear surround speakers, and side surround speakers if present.

Music
Music uses a special technique developed by Meridian to divide
the sound between the left, right, and centre speakers and give
a wide, spacious sound. We recommend this option for largescale
music, such as orchestral and choral music.

Trifield
Trifield uses a different processing technique to give a stable,
three-dimensional image, with the ability to adjust the width of
the image. Because of its precision we recommend this option
for solo, chamber, or vocal music.

Super Stereo
Super Stereo provides a form of Ambisonic decoding suitable for
material that is not specially encoded. We recommend this option
for multi-miked or multi-tracked music, such as rock music.

PLII Music
PLII Music uses the Pro Logic II DSP processing mode to
decode music sources, and provides for user-adjustable
steering to give an exciting sound with many types of music. We
recommend this option for studio-produced music, ie material
not produced using natural soundfield recording.

Special DSP presets
The digital surround processor also includes the following
special DSP presets, for specific applications:

Mono
The Mono preset is designed for reproducing mono materials
through a centre speaker, so that any high-frequency hiss or
clicks are centrally localised. It is intended for mono recordings,
and multi-language LaserDiscs and video soundtracks.
The Mono preset includes an Academy option, designed to
correct for a high-frequency balance in some old black and
white films, and a Party option, which plays the mono signal
through all loudspeakers.

Stereo and Direct
Stereo and Direct are provided for comparison with the other
DSP presets. Direct uses just the main left and right speakers for
traditional two-speaker stereo reproduction. Stereo, in addition,
uses any subwoofers in the layout to enhance the bass or to
protect small speakers

 

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