In this security system is based on the embedded system along with GSM and sensor networks. The human movement is detected using the PIR sensors.

The video demonstrates how to wire up a Passive Infrared Sensor (PIR) using 4-core security cables. All Gallagher inputs are balanced 4-state inputs and must have two 4k7 resistors wired at the device ...

There’s a huge market for 433 MHz alarm system hardware out there, from PIR motion detectors to door and window sensors. If you want to put them to work, all you need is a receiver, a network… ...

Consequently, security system does not raise a false alarm. Burglar Tries to Trick Intruder Detector Using Flashlight Aware of the white light sensor and its role in preventing false alarms, a burglar ...