This simple flashing LED light will begin flashing as soon as darkness sets in, and will shut off in the morning when day light arrives back. The operation of the […]
Dog Barking Sound Simulator Circuit
In this post we learn how to make a simple dog barking sound generator, which will simulate an exact dog bark sound through an electronic circuit. The music synthesizer was […]
Keypad Lock Circuit using a Single IC
The post explains a simple failproof digital keypad security lock circuit using a keypad module and a single CMOS IC . Introduction A decimal keyboard, a CMOS IC, about three […]
Anti-Theft Tracker Alarm Circuit for Protecting valuable
The anti-theft tracker alarm Circuit explained in this article can be used for protecting any preferred valuable item by attaching the receiver device with it while the transmitter is positioned […]
Anti-Burglar Home Lighting Circuit
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: […]