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Home made Projects

Ultrasonic sensor based Automatic Door using Arduino

This article is about the application of HC SR04 ultrasonic range sensor to design automatic door using Arduino controller. All the associated details like working principle, connection diagram and program for this project are presented as well as explained. Introduction In present days, the world is moving towards automation. Previously the …

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Simple Arduino based Electronic door lock

In this article we will discuss about the Arduino based electronic door lock. Connection diagram, required components and working principle are explained.  Program required to be burnt in Arduino for this project is also given. Proteus software has been used to simulate and test arduino based electronic door lock. Introduction Door locks …

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Simple Electronic polarity tester circuit

In this article we will teach a simple polarity tester that will test the polarity of a DC source. Components required and their connection diagram is presented. Also the working and simulation in ISIS are also explained the article. How to make Polarity tester circuit using electronic components Introduction. Every DC …

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Arduino based energy monitor with Emonlib library

In this article we will discuss the design of Arduino based energy monitor. How to use readily available emonLib library in energy monitor. Which components are used in Arduino based energy monitor. Schematic diagram, simulation results and code are also explained in this article. Introduction Energy monitoring is a technique which …

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