I recently had to build an infrared close proximity sensor that could tell if something was dropped in a parcel delivery drop box. After some searching, I ended up using a microcontroller and a piece ...

IEC Infrared Systems makes infrared security systems and thermal imaging systems for military, critical infrastructure, border protection and counter UAS applications. IEC was founded in 1999 as a ...

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I've reviewed security systems from all major brands. Here are my most important recommendations when you're ready to set up your own.

Home security systems—once the exclusive domain of high-priced professional installers—have never been more affordable, and the hardware and software is simpler, more intuitive, and easier to set up ...

Our expert, award-winning staff selects the products we cover and rigorously researches and tests our top picks. If you buy through our links, we may get a commission. Tyler has worked on, lived with ...

OMNIVISION’s first square 2.0-micron pixel image sensor is designed for 1:1 aspect ratio security systems to maximize vertical coverage; features industry’s first digital watermarking anti-spoofing ...

The best DIY home security systems are affordable and easy to set up without a professional. NerdWallet is committed to editorial integrityMany or all of the products on this page are from partners ...