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Simple Transformer Winding Tester Circuit

Last Updated on May 8, 2020 by Swagatam 14 Comments

how to test transformer winding

This test set is primarily designed to test step-down, step-up transformers, for open and shorted winding. It can determine if the device under test has a low resistance to ac […]

Filed Under: 555 IC Circuits, Meters and Testers, Simple Circuits

LED Brightness and Efficiency Tester Circuit

Last Updated on March 13, 2019 by Swagatam 4 Comments

The post details a simple LDR brightness and efficiency tester circuit set up using an LDR and a digital Ohm meter. The idea was requested by Mr. Prashant Technical Specifications […]



Filed Under: Meters and Testers

4 Simple Continuity Tester Circuits

Last Updated on April 24, 2021 by Swagatam 29 Comments

If you are looking for a simple circuit for test continuity of wires and long conductors, the explained 4 circuits are the ones which you can try and might fulfill […]

Filed Under: Meters and Testers, Mini Projects

6 Automatic Street Light Circuits [using Transistors, IC 555, Solar Panel]

Last Updated on June 8, 2022 by Swagatam 4 Comments

In this article we will discuss 6 useful yet simple automatic street light circuits, which can be used for automatically switching a lamp ON during night time and OFF during […]

Filed Under: Sensors and Detectors, Simple Circuits

Circuit Projects for Beginners and School Students

Last Updated on June 18, 2022 by Swagatam 24 Comments

In this article we will learn how to build small electronic circuit projects suitable for beginners, young hobbyists, school students, who are new to electronics and are at the initial […]

Filed Under: Fun Projects, Mini Projects

2 Simple Milliohm Meter Circuits [Measure Low Resistances below 1 Ohm with these Circuits]

Last Updated on May 15, 2022 by Swagatam 2 Comments

The low resistance measuring circuit explained below can be used for measuring all milliohm resistances below 1 ohm with extreme accuracy. The resistance to be measured can be as low […]

Filed Under: Meters and Testers

Match Transistor Pairs Quickly using this Circuit

Last Updated on October 5, 2020 by Swagatam 13 Comments

In many critical circuit applications, like power amplifiers, inverters, etc it becomes necessary to use matched transistor pairs having identical hFE gain. Not doing this possibly creates unpredictable output results, […]

Filed Under: Meters and Testers

Best Electronic Circuit Projects

An electronic project is basically a circuit project built using a handful of passive and active electronic parts by soldering them on a printed circuit broad or PCB. Some of […]

Simple Circuits using IC 7400 NAND Gates

Last Updated on June 2, 2022 by Swagatam 12 Comments

In this article we will discuss many assorted circuit ideas built using NAND gates from ICs such as IC 7400, IC 7413, IC 4011, and IC 4093 etc. IC 7400, […]

Filed Under: Electronics Tutorial, Mini Projects, Oscillator Circuits, Simple Circuits

How to Repair Mosquito Swatter Bats

Last Updated on February 26, 2022 by Swagatam 62 Comments

Repairing a mosquito bat is a process in which a malfunctioning mosquito bat is checked for faults using meters and restored to its earlier working condition. This post provides some […]

Filed Under: Electronics Tutorial, Home Electrical Circuits, How to Articles



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