Electronics Projects, Theory and Tutorials

Touch on Touch off switch using 555 timer IC

In this project we will make a Touch on Touch off switch circuit using 555 timer IC on a breadboard. This circuit has two pairs of touch conductors. Touching one of the conductor...

Read More

Tick Tock Sound Generator Circuit using 555 Timer IC

A tutorial on how to make a ticking sound generator circuit using 555 timer IC. The sound feels similar to the one used when showing a ticking time bomb in movies. A reverb...

Read More

Dual LED Flasher Circuit using 555 Timer

This project is to flash/blink two LED’s alternatively at an interval of around 500ms. The circuit uses 555 timer IC along with a few other electronic components and is built...

Read More

Machine Gun Sound Generator Circuit Using 555 IC

A tutorial on how to make a Machine Gun Sound generator circuit using 555 timer IC and a few other electronics components. This circuit simulates sound similar to the audio emitted...

Read More

InfraRed(IR) Remote Tester / IR receiver Circuit using TSOP1738

A simple InfraRed(IR) receiver circuit using TSOP1738 IC. Also known as remote tester, this circuit can turn on LED whenever any button on the remote control is pressed. The heart...

Read More

Light Screamer Circuit Using LDR and 555 Timer IC

A tutorial on how to make a light screamer circuit using LDR (Light Dependent Resistor) and 555 timer IC. This circuit generates a screaming noise depending on the amount of light...

Read More