Electronics Projects, Theory and Tutorials

Piezo Electric Knock On-Off Sensor Switch Circuit Using 555 Timer IC

A tutorial on how to make a Tap On Tap Off piezoelectric knock sensor circuit using 555 timer IC on a breadboard. This circuit toggles (flip-flops) the output each time we tap on...

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LED Roulette Circuit using 555 Timer & 4017 IC

A tutorial on how to make an LED roulette circuit using 555 timer & 4017 IC on a breadboard. This circuit replicates the functioning of circular roulette wheel. Circuit...

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LED chaser circuit / Sequential LED flasher using 4017 IC and 555 timer

A tutorial on how to make an LED chaser lights (or) sequential LED flasher circuit on a breadboard using 555 timer + 4017 IC and a few other components. The LED’s chasing...

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Adjustable Auto On Off Delay Timer Circuit Using 555 IC

A tutorial on how to make an adjustable delay timer circuit using 555 IC that can automatically turn on/off any output after a fixed duration. This electronic timer circuit is...

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Simple Flashing LED Circuit using transistors

This project is on how to make a simple flashing/blinking LED circuit using transistors on a breadboard. watch the video for detailed step by step instructions on how to build this...

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Adjustable Flashing/Blinking LED Circuit using 555 Timer IC

A tutorial on how to make an Adjustable Flashing/Blinking LED circuit using 555 timer IC and a few other electronic components. This circuit toggles an LED or any output device ON...

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