10.3. CONTROL OF NOISE AT THE SOURCE (See ISO TR 11688)
To fully understand noise control, fundamental knowledge of acoustics is required. Although
well covered in the specialised literature ( OSHA, 1980; Beranek, 1988; Beranek and Ver, 1992;250 Engineering noise control
Harris, 1991; Bies and Hansen, 1996), some fundamental concepts have been presented in
chapter 1, and some additional concepts relevant to noise control are hereby reviewed.