A DIY instrument that you can play by moving your hands in the air!!!

8Bit Digital Delay / LO-FI Bitcrusher / Reverse Speech DSP Pedal Effects for Guitar, Voice, Synths, etc.

Visualizes the peak of frequencies with different bars on 8*8 led dot matrix using Arduino Nano.

VFO/RF generator for use in homebrew radio equipment such as direct conversion and superheterodyne receivers or ham transmitters.

3 Oscillators Polyphonic Synth with MIDI using the Arduino Nano.

Visualize sound frequencies spectrum with an OLED 128x32 display, Arduino Nano 33 BLE and an electret microphone amplifier (MAX9814).

An easier way to train and deploy Tensorflow Lite RNN model on Arduino Nano 33 BLE Sense - for micro speech recognition.

An upgraded version of the Mini UNTZtrument by Adafruit.

Ondes Martenot Style MIDI controller, Arduino MEGA based. To use with Ondes VST by Soniccouture.

DIY AM/FM/SW/ DSP radio receiver, using Arduino Uno/Nano and a color display TFT ST7735 1.8in.

Contains a linear scale in which the frequency is displayed with an color LED dot which is an integral part of the WS2812 LED strip.

This expression keyboard opens possibilities of playing continuous notes.

Combine Arduino, an 8*8 bicolour LED matrix and a piezo buzzer to make a cool visual metronome.

A device to translate sign language to speech

A simple DIY project which can be done by anyone!!!! Make Arduino Nano sing your favorite songs with a buzzer!!!!

Arduino Based Theremin with MOZZI Library and LDR

Chimes that everyone can operate using their own smartphone.

Uses an Arduino Due and a stepper motor + driver to control a slide whistle made of 3D-printed parts and PVC pipe. Laser-cut base plate.

Play a custom tune when your treasure box is opened to warn you someone may be trying to thieve your stuff!

Very simple audio analyzer with changeable visual modes.

Tutorial on making a continuous touch keyboard that can play any frequency between the specified range.

This project presents program to detect musical notes and chords using Arduino (nano or above).

An Arduino based MP3 player with 30 levels of volume adjustment, 5 levels of EQ adjustment, and a pretty cool retro looking UI.

Using Arduino Uno a speaker and bunch of leds & jumper wires you can create a nice birthday gift.