Decibels (dB) are a unit for measuring sound. Since sound reproduction is critical for the home theater experience, it's important to understand the meaning of decibels when it comes to music.

Q. I’m worried about my hearing because I played in a rock band when I was a kid. How dangerous is the sound level on the bandstand? A: Sound volume is measured in decibels (dB). You risk hearing loss ...

Editor's Note: We have strived to maintain accessibility in our Bring Science Home activities by limiting the required technology. We recognize technology is now more widely available than it was when ...

From the Richter scale to sound pressure, many modern units utilize the logarithmic “base 10” system. But to many engineers, the decibel (dB) remains one of the trickiest concepts of test and ...

Today we are looking at the best decibel meter app to measure noise levels. Do you work in a loud factory and want to see just how much damage is happening to your ears when you “forget” your earplugs ...

We live in a noisy world, from traffic and aircraft congestion to construction sites, TV shows, and many other sources. But understanding dB measurements can help, as we will soon see. Noise is an ...

The decibel (dB) scale is logarithmic, not linear, increasing by a power of ten with every 10dB, which roughly equates to a doubling in loudness based on average human hearing. Consequently, 30dB is ...