audio amplifier

Audio Transfer using Li-Fi Technology

With the boom of Smart Phones, Internet of things (IoT), Industrial Automations, Smart Home Automation systems etc. the demand...

Simple Two Way Intercom Circuit

Most of the schools and offices have intercoms to communicate with people inside a building or a particular campus. These are...

Headphone/Audio Amplifier Circuit on PCB using LM386

In this project, we are going to make a Headphone/Audio Amplifier by using self-designed PCB. This project is mainly designed...

Subwoofer Amplifier Circuit using IC TDA2030

If Subwoofer in your music system is not producing enough bass then you can use this simple DIY circuit to enhance the Bass. In...

MP3 Player Circuit

It is always interesting to build things that could be used in our day to day life and it gets more interesting when the same...

Simple Preamplifier Circuit using Transistor

Amplifier is an electronic circuit or device which is used for amplification purpose and used mainly in sound reproduction as...

Simple Audio Amplifier using 555 Timer IC

555 time IC is very powerful and versatile IC, it can be used in many forms. In this tutorial we are going to see how a 555 IC...

LM386 Based Audio Amplifier Circuit

Simple Mic audio amplifier can amplify sound that is given from Microphone. This circuit can be used as “Small mic and...