A small compact outdoor motion-activated Halloween scare box with sound and optional light.

In this video, I test two DAOKI microphone sensors with my Arduino Uno to create a sound direction tester.

Extending the "Portable Capacitive Touch Piano" to span multiple octaves using two push buttons! This portable piano packs quite a punch!

Make Music using Arduino, speaker, 4x4 keypad and a couple of connecting cables. No breadboard needed

Make your own capacitive touch piano with slide keys. Use "Secret-Keys" demo jingles if your playing is not as good as your coding! :-)

Plays melodies on an Arduino with minimal SRAM (variable memory) consumption. Allows for other tasks to be executed simultaneously.

If there was an Avengers game for Atari 2600, the soundtrack would sound like this...

This article explains how to generate DTMF tones only using Arduino Uno.

arduiNOOB Friendly Guide/Tutorial

A step motor itself can generate sound when it is controlled at at proper speeds. Let's see two motors play the "Marble Machine" song.

Play Anchors Away to commemorate Veteran's Day 2018. Go Navy!

Translation of Morse code to text.

Beauty of mathematical music!

Step Sequencer is a small expansion board for Arduino Uno that realizes a six-stage step sequencer producing 8-bit tone sequences.

Record your voice using Arduino and ISD1820. This is a very simple project which takes less than 10 min and < 8$.

In this video I explain how you can use an Arduino to make music using just a speaker and a resistor.

Tired of manually moving your movies and TV shows between devices? now you don't have to!

A very simple sound card / synthesizer circuit using NE555 and MCP41010.

Playing music with paper instruments.

Weekend project: Building a DIY piano learning & tutoring system.

Convert your USB MIDI instruments to wireless using one of these Bluetooth MIDI adapters.

Using EEPROM as a sound source.

This project shows how to control MP3 player via webpage using Arduino Uno.

Choose a song with your remote and Arduino will play it. On the monitor will appear the musical note played.