User Manual

Multichannel Monitoring Tutorial Booklet (M2TB) rev. 3.5.2
Masataka Nakahara : SONA Corporation
©2005 YAMAHA Corporation, ©2005 SONA Corporation
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1. What is surround?
1-1. Stereo and surround
“Multi-channel” is sometimes called “surround,” and “two-channel” is often called “stereo.”
The precise terms are as follows.
Correct term two-channel stereophonic
Abbreviation two-channel
Common term stereo
Correct term multi-channel stereophonic
Abbreviation multi-channel
Common term surround
“Stereo (-phonic) = spatial acoustics”
1-2. Channel configuration
At present, a variety of channel assignments have been proposed for various types of media.
The most popular of these are shown below.
[Fig. 1] 2ch, 3-1ch, 5.1ch, 6.1ch
L
C
R
LFE
(SUB)
LS
RS
L
C
R
S
L
R
2ch
3-1ch
5.1ch
L
C
R
LFE
(SUB)
LS
RS
BS
(BSl) (BSr)
6.1ch