
Yamaha Sound System Simulator Y-S
3
Owner’s Manual V3.0
23
Symmetry
Check this checkbox to place a mirror image of the speaker array with respect to the y-z plane. For a stereo system, when the left
side speaker is entered, the right side “mirrored” speaker will appear automatically. Speakers will overlap if Position x in “Array
Geometry” is set to the default (0.00). Please enter an appropriate figure. Note that since speaker figures are also mirrored, the
mirrored figure is different from the actual picture in some cases for some asymmetric models like IS2112AS or IF2115AS. This
will not affect calculation results. An asterisk (*) appears beside the array names of mirrored speakers, to help distinguish them
from the original speakers.
Array Geometry
Enter positional data for the speakers such as the splay, angle and coordinates of the speaker array. The contour diagram does not
display if the target point is not located on the receiving surface in Aspect View after you have positioned the speaker. Further,
the contour figure will not display if the target point is in an area obstructed by walls (first floor only) or floors. In both cases, the
sound pressure distribution that is displayed is based on calculations made for those areas that sound can travel to unobstructed.
Placing a speaker array outside the receiving surface or stage excludes it from calculations, and its output does not appear on
contour figure and sound pressure distribution.
Position
Enter the position coordinates of the speaker array. Defaults (x, y, z) = (0.00, 0.00, 8.00), with height set to 8 meters. The
coordinates are at the center rear point of the array. Click to place a speaker on the floor automatically. Enter the angle
you want. Floor-mounted speakers not facing the receiving surface and speakers with the same z-coordinates as the height of the
receiving surface will not have target points displayed on the receiving surface, and are thus not displayed in the contour figure.
Each coordinate can be set in the range of -99.99 m to 99.99 m (-328.0 ft to 328.0 ft).
Angle
Enter the angle of the speaker. Enter the Pan (default: 00.0), Tilt (default: 30.0), Rot (default: 00.0) angles. The angle can be set
in the range of -180.0 to 180.0.
Splay Angle
Select the splay angle of the speaker array from the list box.
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