This DIY gas leakage detector is designed for educational and basic monitoring purposes. For critical safety applications, ...

There is actually a close relationship between microcontroller technology and home security, since you can use a microcontroller based circuit to help you protect your home. Here is an ultra simple ...

Now it is very easy to build your own siren sound alarm, small enough to be carried in a garment pocket. This powerful audio-visual alert device is realized using the renowned Arduino platform. The 9V ...

Alarm systems are complicated affairs. However, if you’re just looking to catch a sandwich thief at work or a cat spilling over all you water bottles, then Make shows you how to build an alarm ...