Acoustical Tile 1


Acoustical Tile 1 : (Build) A sound absorbing interior finishing material, usually made of soft cellulosic matter pressed into foot-square (or larger) interlocking panels. Commonly applied to ceilings. acoustic dispersion (Acoust) (1) The change in the speed of sound waves with a change in frequency. (2) The propagation of sound, as by a loudspeaker
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