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4.
Always create a smooth Baffle Wall from which the sound of the speaker
can emanate with as little interference as possible.
You can and probably
should
plan on applying acoustic treatments to some of the room surfaces.
But make sure that the area around each of the speakers is absorptive rather
than diffusive or reflective. And do not simply leave the studs bare and wide
open, figuring that the stretched fabric will make it all better. Cut a hole in
the wall’s surface just large enough for the face of the speaker itself, and
adjust the mounting brackets so that the face of the speaker is flush with the
face of the wall.
5.
If you are doing a front projection system, choose an acoustically
transparent screen material, and cover everything except the speakers
themselves with absorption on that front wall
. Other parts of the room’s
décor may or may not lend themselves to being covered with fabric. But the
front wall will be largely covered, so take ad- vantage of the ease with
which you can reduce early reflections from the front wall, and back-and-
forth slap echoes along the length of the room.