This circuit utilizing a 555 timer IC can be used as an alarm system to prevent the theft ..
The magnetic field detector system is a system which detects the presence of magnetic fiel..
Security is a most important factor today. Technology develops day by day in the world. ..
Smart Phone Based Home Automation Using Bluetooth ..
Solar Powered Fan is one such project uses t..
Counters are of two types, up-counter (increment) and down-counter (de..