CATT-Acoustic CATT is an acronym for Computer Aided Theater Technique since theater lighting and decor CAD programs were the first CATT products in 1986. Since 1988, CATT has concentrated on software for acoustics prediction/auralization (CATT-Acoustic) and FIR reverberation tools (The FIReverb Suite). Room acoustics prediction, in general, is the process where, using geometrical acoustics, octave-band [...]