Sound is pressure — the louder the sound, the greater the pressure. The greater the pressure, the more damage it can do to your ears. If you’re in a noisy environment, it’s important to know how ...

With a calibration DVD and sound level meter in hand, you can play a test pattern and set levels for your speakers. It also is a good idea to set all treble and bass controls to 0 as well. Set your ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The unbridled development of radio broadcasting in the 1920s and 1930s demonstrated the need to ...

The circuit shows the peak level of the audio input using MOSFET Op-Amp. Audio level meters are designed to allow the optimum setting of input level for various sound functions. It utilizes a Metal ...