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Make this Plasma Ball Circuit

Last Updated on May 22, 2021 by Swagatam 26 Comments

In this post we learn how to build a simple plasma globe or a plasma ball circuit using very oridinary parts such as an automotive ignition coil, a triac, diac, […]

Filed Under: Fun Projects

Sound Triggered Halloween Eyes Project – “Don’t Wake the Devil”

Last Updated on July 11, 2020 by Swagatam Leave a Comment

This can be a perfect circuit project for Halloween, although sound activated gadgets likewise may have plenty of other applications. When somebody enters the Halloween house, a sensitive MIC detects […]



Filed Under: Fun Projects

2 Simple Fastest Finger First Circuits Explained

Last Updated on February 29, 2020 by Swagatam 6 Comments

The 2 simple fastest finger first indicator circuits presented here can be used for indicating which candidate was the first to press the answer button out of the 4 participating […]

Filed Under: Fun Projects, Simple Circuits

Simple Bird Sound generator Circuit

Last Updated on June 16, 2021 by Swagatam 17 Comments

The diagram presented below shows a simple circuit of a bird sound generator. All the parts are very common and the transformer is an ordinary type as found in small transistor radios […]

Filed Under: Audio Projects, Fun Projects

IC 555 LED Flasher Circuits (Blinking, Flashing, Fading Effect)

Last Updated on April 30, 2022 by Swagatam 159 Comments

In this post we will learn how to assemble an IC 555 astable circuit for generating interesting LED flasher circuits with blinking and fading light effects with some minor modification […]

Filed Under: 555 IC Circuits, Fun Projects



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