For use in DIY homebrew radio equipment such superheterodyne receivers, SDR, HAM QRP transceivers or RF generator.

A 3D-printed mini jukebox powered by Volumio. Streams your music, Pandora, Spotify and AirPlay. Sound-reactive LEDs dance to your music!

An accurate clock with date displayed on a 16x2 LCD using just the Arduino, the display and few buttons. No RTC module required.

Use a ratiometric linear Hall effect sensor to build simple magnetic field strength meter.

Learn to build a pocket weather station that displays temperature and humidity using Arduino Nano!

This is a simple square-wave generator that basically uses the TimerOne library allow you to generate a PWM signal at pin 9.

You'll learn how to create an automation system to communicate 3 Arduinos via RS485.

Start sequence to race, then show winner for Hot Wheels type cars. Displays total race time, both car speeds and winning difference in ms.

Man and machine working together to create art.

Cafeino is a connected robot that makes high-end artisanal coffee mimicking the hand pouring technique of a skilled human barista.

A weather clock with RTC DS3231, 2 x weather sensor BME280, 20x4 LCD and brightness auto-adjust.

Magnetic levitation of an 11 cm (4.3") illuminated globe, rotating at a constant speed and nicely fitted inside a wooden lantern.

Not enough fingers to play clarinet? With this project you can delegate solenoids to push two side-keys. Awkward fingerings whaaat?

I used ten small vibrating motors for a musical performance with one performer on a (baby) grand Steinway piano.

Make your own DIY IR Remote and control some LEDs with it

An Arduino based Christmas tree decoration using basic electronic components and recyclable material.

A stereo VU meter built with an Arduino Nano and two NeoPixel LED rings.

Closed loop universal motor control system using PID algorithm.

Improved version of the soldering iron controller for Hakko 907 iron. To simplify building the controller, LCD screen is implemented.

This project is for making a 32-band audio (music) frequency spectrum analyzer / visualizer using Arduino.

Magnet levitation toy using Arduino. Cheap and easy to make!

This is a another version of a music LED strip using Arduino Nano and an Electret Mic/Max4466 Amplifier.

Need fast cheap laser rangefinder for your Arduino project? You can use a laser tape measure for this!

In this project it is presented 1-dimensional version of the classic game ‘Pong’ made with NeoPixel LED strip.