This article pertains to the measurement of sound. A decibel, designated by the letters dB, is a logarithmic scale of ...

For example, let's take a look at the bottom end of the scale. A sound at 20 dB is not just a little louder than a sound at 0 dB, it's a whopping 100 times more intense. But to your ears ...

A superficial understanding of the decibel can hinder the study of the science of sound and be a barrier in the proper use and development of its many applications. The goal of this chapter is to show ...

Protect your hearing from loud festival sounds with green crackers and earplugs to prevent noise-induced hearing loss.

The PHON scale was devised to express this subjective impression of loudness, since the DECIBEL scale alone refers to actual sound pressure or sound intensity levels. Historically, the A, B, and C ...

Sound levels are measured on a scale known as the decibel \(dB\) scale. The higher the number the greater is the sound level. Too much noise can damage hearing. Exposure to 90 decibel sound levels ...

The term most often used in measuring the magnitude of sound. It is a relative quantity ... The difference in decibels between the two readings is found on the upper scale, and the corresponding ...