February 19, 2008 Smart Target has developed a wireless proximity alarm system designed to boost child safety by helping parents quickly locate wayward young ones and keep them within a pre-set ...

Don't wake up one day wondering where your car went. Protect your investment with a good car alarm system. ith the advent of built-in vehicle immobilizers and keyless entry remotes, the aftermarket ...

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 ...