What Are Decibels Db
What Do Decibels Measure? Sound is more complex than you might initially think, which is why we have so many ways to measure and describe it. When it comes down to the basics, there are two important aspects that describe sound: the frequency of a given sound, and the amplitude. The frequency is what we think of as the pitch of a sound. This is expressed in Hertz (Hz). Humans generally hear sounds within a range from 20 Hz on the low side to 20,000 Hz on the high side....