Sounds above 80 dB can cause hearing damage, and we should limit the exposure to prevent hearing loss. Decibel apps are a convenient way to measure volume fairly accurately with your phone. Our ...

Measuring equipment such as SPL (Sound Pressure Level) decibel meters may seem daunting, but this article by [Shawon M. Shahryiar] shows that making your own need only have two essential ingredients: ...

Decibel Meter with A Weighting: TopTes TS-501A decibel meter uses a precise condenser microphone to capture sound. It’s equipped with A-weighting facilities that measure noise levels from 30 to 130 dB ...

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 ...

👋 Want to check your hearing? Try this free hearing test. It takes about 5 minutes and returns a chart that reveals the shape of your hearing. There’s also a helpful video that explains your results.