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Newly Updated Circuit Projects:

Water Saving Irrigation Circuit

Last Updated on July 12, 2019 by Swagatam 17 Comments

simple2B40602Btimer2Bcircuit

In this article I have explained a simple water saving irrigation system circuit idea which can be used for implementing an efficient water management and control in farms and irrigation systems. The idea was requested by Mr. Ajinkya Sonwane, Mr. Akshay Kokane and Mr. Kunal Raut, studying in AISSMS IOIT College of Engineering. Circuit Objective […]

Filed Under: Timer and Delay Relay Tagged With: Irrigation, Saving, Water

How to Make a Digital Voltmeter, Ammeter Module Circuits

Last Updated on July 8, 2019 by Swagatam 29 Comments

2

In this article I have explained how to build a digital voltmeter and a digital ammeter combined circuit module for measuring DC volts and current through different ranges, digitally. Introduction Electrical parameters like voltage and current are inherently associated with electronics and with electronic engineers. Any electronic circuit would be just incomplete without appropriate supply […]

Filed Under: Meters and Testers Tagged With: Ammeter, Circuits, Digital, Module, Voltmeter

How to make a Remote Controlled Game Scoreboard Circuit

Last Updated on July 8, 2019 by Swagatam 6 Comments

In this post I have explained how to build a simple remote controlled game scoreboard circuit with two digits for facilitating the user a hassle free changing of the digits remotely, during a game or a match. The idea was requested by Mr. Richard. Circuit Objectives and Requirements For our co-ed volleyball game we use […]

Filed Under: Remote Control Circuits Tagged With: Controlled, Game, Remote, Scoreboard

How to Make a Shake Powered Flashlight Circuit with Magnets and Coils

Last Updated on July 7, 2019 by Swagatam 33 Comments

rodmagnet

In this post I have explained a shake powered flashlight circuit using an simple copper coil and a magnet. The idea was requested by Mr. Dennis Bosco Demello The Design Electromagnetism was proved way back in 1873  my Maxwell, and later by Faraday, and amazingly the technology still forms the backbone of all the major […]

Filed Under: Solar Controller Circuits Tagged With: Coils, Flashlight, Magnets, Powered, Shake

What’s Internal Resistance of Battery

Last Updated on July 7, 2019 by Swagatam 2 Comments

fig2B1

In this post we try to investigate internal resistance of battery and try to learn the critical characteristics involved with this battery parameter. What’s Internal Resistance of Battery The internal resistance (IR) of a battery is basically the level of opposition to the passage of electrons or current through the battery in a closed loop. […]

Filed Under: Electronics Theory Tagged With: Battery, Internal, Resistance

Laptop Anti-theft Security Alarm Circuit

Last Updated on July 7, 2019 by Swagatam Leave a Comment

antitheftcircuit

In this post I have explained a simple laptop anti-theft alarm circuit which can used with any concerned object such as a laptop which needs to be protected, when an intruder tries to approach the unit or makes an attempt to steal it the connected alarm is instantly raised. The idea was requested by one […]

Filed Under: Security and Alarm Tagged With: Alarm, Anti, Laptop, Security, Theft

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