What Is Sound Level?

- Jul 02, 2018-

The sound level is the physical quantity in the unit of people's perception of the strength of the sound, in decibels. The sound level corresponding to the hearing threshold is 0 dB, but 0 dB does not mean that there is no sound, but the starting point of the audible sound. For every 10 dB increase in sound intensity, the sound level increases by 10 dB, and the sound level of the room noise floor It is about 40 decibels, the normal conversation is decibels, the symphony is 90 decibels, and the person has a pain threshold of 120 decibels.

 

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