A simple sound monitoring system using a microphone and a small amplifier with LM386.

This project is about making an LED MINI controller using Arduino and FL Studio to synchronize between music and lights.

Build a XY MIDI PAD using Arduino Mega and a TFT touchscreen display/shield. (project imported)

A Piano is developed using simple program made using Scratch software as a programmer.

A paper piano that relies on human touch for audio output using transistors.

A Theremin utilizing a passive buzzer using tone(); and the SR04 ultrasonic distance sensor

Want some serious sounds coming from your Arduino MEGA? This easy to make transistorized amp is for you.

Simple circuit for building a Morse code practice oscillator. Push button is used in place of a straight key used in amateur radio.

Copper touch keyboard