Audio Circuits
Audio Circuits are used to process and manipulate audio signals as required by the application. It is a combination of Audio Amplifiers, Audio mixers, Audio Frequency control and other similar circuits that involve audio signal handling. The below list consists of a huge collection of audio circuits with schematics and detailed explanation, to help you build Audio projects and use them for your Audio designs.
DIY ESP32 Based Audio Player
DIY Music players are fun to build, and we previously built a few music players using Arduino and a dedicated MP3 module. Now...
Speech Recognition using Arduino
Speech recognition technology is very useful in automation which not only gives you hands free control over devices but also...
Audio Equalizer / Tone Control Circuit with Bass, Treble and MID Frequency Control using Op-Amp
Tone control or Active equalizer circuit especially bass, treble, and MID control based Equalizer is an important circuit in...
Cough Detection System using Arduino 33 BLE Sense and Edge Impulse
COVID19 is really a historic pandemic affecting the whole world very badly and people are building a lot of new devices to...
Voice Controlled FM Radio using Arduino and Google Assistant
Nowadays, most of us like to listen to music, with our smartphones. But a few years back, this was not the case, at that point...
Digital Audio Volume Control Circuit using PT2258 IC and Arduino
A potentiometer is a mechanical device using which one can set the resistance according to the desired value, thus changing the...
Stereo Audio Pre-Amplifier Circuit with Bass and Treble Control using Transistors
Often times, we need to control bass, treble, and volume of our audio signal before passing it through amplification stages to...
Build Your Own Guitar Distortion Pedal Circuit
Who does not like the rumbling tone of a distorted electric guitar? It is a key part of many important genres of music, especially in blues and...
High Power LA4440 Double IC Stereo Audio Amplifier with Bass and Treble Control
The LA4440 is a very popular dual-channel audio amplifier commonly used to build high power audio amplifiers. The IC is known...
Simple 2x32 Watt Audio Amplifier with TDA2050
If you are thinking about building a simple, cheap, and moderately high power amplifier circuit that can deliver up to 50-watt...