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• Product specifications are not always presented in a way that allows direct comparison. • A resolution spec apart from a bandwidth spec is not entirely useful. There’s one problem with sensors: The ...

I have already made some devices using SeeedStudio’s Seeeduino Nano microcontroller boards and Grove Sensors. In this post I am going to show you how to make a simple sound activated electronic switch ...

Researchers have developed a battery-free sensor that reacts to sound waves, such as particular spoken words, producing enough vibrational energy to power an electronic device. The novel sensor would ...