Using the latest Raspberry Pi 4 Model B mini PC, you can easily create a sophisticated security camera system complete with a motion sensor. This setup will automatically send images taken using a ...

Electronics hobbyists, experimenters and constructors of microcontroller project frequently need to measure/detect voltage, current, frequency, temperature and… proximity. Most measure ...

Last year, I took a look at some mostly low-cost passive infrared (PIR) motion sensor modules. Then recently, I became more aware of cheap microwave radar motion sensor modules. The popular version of ...

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Google has won U.S. regulatory approval to go ahead with a radar-based motion sensor that could make touchscreens look obsolete in the coming years. Known as the Soli Project, the initiative began in ...

Folks with outdoor Ring smart home devices will find the Ring Motion Sensor useful, but not essential. Ring says its outdoor motion sensor “lets you monitor for motion in areas where you don’t need a ...

It’s been more than a year since we first heard about Leap Motion’s new, Open Source augmented reality headset. The first time around, we were surprised: the headset featured dual 1600×1440 LCDs, 120 ...