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 ...

An DIY RF decibel (or power) meter is an indispensable instrument in any radio workshop. Unfortunately, accurate, wideband models are fairly expensive, and home-constructed ones are generally not ...

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: ...