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 easy to build simple weather station that connects to your smartphone via WiFi and Blynk.

A simple, small piano that is not only small as the name implies, but it runs off of the Arduino Nano Every.

A small desktop clock that displays the time using Roman numerals.

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

A programmable countdown timer with loud voice countdown and trigger for dangerous experiments like starting fireworks

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

TinyML implementation to identify running water tap sound and once heard one, a buzzer + LED timer is triggered.

Easily display custom animated glyphs on 16x2 LCD using the createChar() function from the LiquidCrystal library.

Send your Arduino to collect data from the edge of space!!

Admit it, you always wanted to play around with a breath controller but couldn't justify the expense. Well, you have no excuse now.

Implementing switches can be troublesome. This article offers a solution for configuring many mixed type switches at the same time.

Track your face using OpenCV's facial recognition.

CovidTestDrone enables self-administered COVID-19 tests to be delivered within minutes to patient’s homes via drone delivery.

A TensorFlow Lite Micro Speech model that detects wake words and turns on a different coloured LED light to emulate traffic lights.

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

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

In this project, I will show you how to make a Tic Tac Toe with a TFT Touchscreen.

Stepper-driven, MIDI-controlled tonewheel robot made with laser-cut sheet metal tonewheels and custom pickups. Powered by an Arduino Due.

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

3-channel voltmeter with the ability to measure both negative & positive voltages on the same circuit or 3 different circuits simultaneously

An example sketch that will read a simple toggle switch reliably, irrespective of the circuit design.

Turn an old organ console into a MIDI controller to use with desktop organ software like Hauptwerk or Grandorgue.