Noise control Acoustical engineering

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noise control set of strategies reduce noise pollution reducing noise @ source, inhibiting sound propagation using noise barriers or similar, or use of ear protection (earmuffs or earplugs). control @ source cost-effective way of providing noise control. noise control engineering applied cars , trucks known noise, vibration, , harshness (nvh). other techniques reduce product noise include vibration isolation, application of acoustic absorbent , acoustic enclosures. acoustical engineering can go beyond noise control @ best sound product, instance, manipulating sound of door closures on automobiles.








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