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 ...

Here is an ultra simple Arduino Night Alarm project wired around a handful of inexpensive and easily available components. One advantage of using Arduino as a security system is the flexibility!

Posted in Arduino Hacks, home hacks Tagged alarm panel hack, arduino alarm system, Arduino Uno, DSC 1550, DSC 1550 alarm panel ← How To Make A Hugo (Base) Crystal Radio: It’s A Match! → ...

Making your own security system isn't too hard, but if you'd like a super cheap and simple method, Instructables user deba168 shows how to make a wireless motion detector with an Arduino.