The circuit was designed to detect and identify audible sound signals within the boundary limits of the device. Sound may be termed as a fluctuation or alternation in pressure, stress, particle ...

Simple Sound Processor presented here is an ultra-simple circuit module suitable for almost all basic electronics and microcontroller projects. For example, this module can be used as a front-end in ...

🛍️ Amazon Prime Day is live. See the best deals HERE. 🛍️ By Rebecca Boyle Published Dec 10, 2014 11:01 PM EST Get the Popular Science daily newsletter💡 ...

Researchers have created a microphone that listens with light instead of sound. Unlike traditional microphones, this visual microphone captures tiny vibrations on the surfaces of objects caused by ...