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Universal BJT, JFET, MOSFET Tester Circuit

Last Updated on February 8, 2021 by Swagatam 2 Comments

This useful transistor tester allows the user to quickly check the functionality of an NPN/PNP transistor, JFET or (V)MOSFET as well as determine the orientation of their terminals, or the […]

Filed Under: Meters and Testers, Mini Projects

Simple FET Circuits and Projects

Last Updated on April 8, 2021 by Swagatam 4 Comments

The Field-Effect Transistor or the FET is a 3 terminal semiconductor device which is used for switching high power DC loads through negligible power inputs. The FET comes with some […]



Filed Under: Mini Projects

Basic Electronic Circuits Explained – Beginner’s Guide to Electronics

Last Updated on December 4, 2020 by Swagatam 7 Comments

The article below comprehensively discusses all the basic facts, theories and information regarding the working and use of common electronic components such as resistors, capacitors, transistors, MOSFETs, UJTs, triacs, SCRs. […]

Filed Under: Electronic Components, Electronics Tutorial, Mini Projects

Making a Center Speaker Box C80 for Surround Sound Systems

Last Updated on July 27, 2020 by Swagatam Leave a Comment

A Hi-Fi surround sound system (5.1) typically consists of 4 speakers at the corners of the room, and a center speaker just below or above the TV or the video […]

Filed Under: Audio Projects, Mini Projects

LM10 Op Amp Application Circuits – Works with 1.1 V

Last Updated on July 18, 2020 by Swagatam 5 Comments

The LM10 is a pioneering operational amplifier designed to operate from single ended power inputs with voltages as low as 1.1V, and up to as high as 40V. As can […]

Filed Under: Mini Projects

Mini Audio Amplifier Circuits

Last Updated on October 4, 2020 by Matrix 7 Comments

In this article we are discussing a handful of mini audio amplifier circuit which can be built quickly for amplifying very tiny input signals into audible speaker outputs. 1) 1 […]

Filed Under: Amplifiers, Mini Projects



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