November 2, 2012 Add as a preferred source on Google Add as a preferred source on Google If you’re looking for something to do this weekend, consider this PIR (passive infrared) Sensor Alarm project.

Here is a collection of various alarm circuits which are very useful for engineering students and as well as in our real life also. Nowadays many engineering students are searching for various alarm ...

Here is a small project on fire alarm. When a fire accident is happened in home or office, it will detect the fire (intensity of fire in the room) at instant and give the alarm so we can be ready and ...

If you could spend a couple of bucks on a simple project that might prevent a $2000 repair bill on your vehicle, you’d probably build it, right? That’s the idea behind this simple low-pressure alarm ...