In this post we study how to make an anti-theft anti burglar automatic light for homes, which will randomly switch ON-OFF at some predetermined delays and patterns, causing an impression […]
Simple Electric Fencing Circuit
In this post we are going to make a simple electric fencing circuit which can protect your private property from animals and intruders and prevent them from gaining access. Note: […]
Door Lock Circuit using Digital Code
In this post we try to analyze a simple door lock circuit using digital code that needs to pressed with a unique sequence in order to activate the door lock […]
Simple Smoke Detector Circuit
A Smoke detector circuit is an essential system when it comes to maintain safety precaution for any establishment. Having a smoke detector installed makes life easy to save your establishment […]
Screaming Alarm Circuit using IC 555
If you looking for a screaming alarm circuit that would produce a high pitched ear piercing kind of alarm sound, then probably this design will be just suitable for your […]
Fridge Alarm Circuit
The simple fridge alarm circuit will alert the user in case the fridge malfunctions with its specified temperature cycle specifications. The use of fridge in homes has become a de […]