Noise levels are generally determined by using a meter that measures sound in decibels. Since the ear hears some frequencies more acutely than others, the meter is designed to respond similarly.
ध्वनि स्तर आम तौर पर एक ऐसे मीटर का प्रयोग करके निर्धारित किये जाते हैं जो ध्वनि को डॆसिबॆल में मापता है ।