Street Light Circuit

Introduction Ever wondered when you travel to most countries at nighttime that how these street lights work? Ever admired those lights in the night and how they help to provide light and hence the way … Read more

Street Light Circuit

Astable Multivibrator using 555 Timer

Introduction Astable multivibrator mode has another name that is “the fast running or self-trigger mode”. But, It doesn’t have any stable state like mono state multivibrator. However, a stable multivibrator has two quasi-stable states that … Read more

Astable Multivibrator using 555 Timer

Digital Code Lock using CD4013

Introduction Electronic code locks are very useful and efficient for security purposes and it has a high need since it offers great security. But not all electronic locks are effective and cheaper, some are not … Read more

Digital Code Lock using CD4013

Low Pass Filter Subwoofer Using LM324

Subwoofers employ a low pass filter to play lower-frequency sounds. The subwoofer filter is a basic circuit that employs audio signals with low-pitched frequencies. The subwoofer frequency range is primarily defined as frequencies below 200Hz. … Read more

Low Pass Filter Subwoofer Using LM324

How to Make a Rheostat

Introduction In school and college, we all use this equipment. Every physics laboratory uses this to change the resistance. To clarify, Yes, we are discussing the rheostat. But, what is the rheostat? By using the … Read more

How to Make a Rheostat

Passive Tone Control Circuits

In this Tutorial, we are going to make a “Passive tone control circuit”. Tone control circuits are utilized by systems and devices to modify audio signals during recording or to regulate the bass response of … Read more

Passive Tone Control Circuit

Remote Control Switch Circuit

Remote controls are pretty much accessible in every home. Controlling of Air-conditions, televisions get possible by the remote control. However, not everyone is using it for other appliances and home automation. So, In this project, … Read more

Remote Control Switch Circuit