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Making Easy Circuits

Learn and build electronic circuits

Automatic LDR Switch Circuit with Flashing Lamp

Last Updated on April 8, 2020 by admin Leave a Comment

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 […]

Filed Under: Indicators, Light effect, Security Circuit

Dog Barking Sound Simulator Circuit

Last Updated on April 3, 2020 by admin 4 Comments

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 […]

Filed Under: Security Circuit, Signal Processor

Keypad Lock Circuit using a Single IC

Last Updated on January 10, 2018 by admin Leave a Comment

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 […]

Filed Under: Security Circuit

Anti-Theft Tracker Alarm Circuit for Protecting valuable

Last Updated on January 10, 2018 by admin Leave a Comment

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 […]

Filed Under: Security Circuit

Anti-Burglar Home Lighting Circuit

Last Updated on January 10, 2018 by admin Leave a Comment

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 […]

Filed Under: Security Circuit

Simple Electric Fencing Circuit

Last Updated on January 10, 2018 by admin Leave a Comment

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: […]

Filed Under: High Voltage, Security Circuit

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