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

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

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

Arduino Nano 32x8 LED matrix displaying date, time, temperature and humidity with a motion sensor.

Another indoor greenhouse powered by Nano. 100% controlled environment with some extra perks that make life easier.

A very useful project, made to monitor system resources without opening Task Manager.

Pulse induction metal detector, built on the Arduino Nano.

A digital clock using minimum components.

Complete Digital Clock including many features: Alarm, Temperature, Humidy, Dew Point, RTC and PIR (Presence Infrared Sensor).

Christmas is near!

Scan and draw ruff sketch of distances ahead just like RADAR using UltraSonic Distance Sensor.

This device measures fine dust and NO2 concentration in the air while on the move and adds GPS coordinates to each measurement location.

Arduino stopwatch and lap timer with excelent accuracy and responsiveness!

A Lego arachnid controlled by your smartphone.

Imagine being outside cell phone range. How do you broadcast where you are for help? Enter an APRS tracker to broadcast location info.

A solid-state, low-cost, reliable solution for solar hot water from PV. Zero maintenance & CO2, connected, smart combi pre-heat control.

Architectural model of a bus stop with automatic sunshade according to the position of the sun. It is also sensitive to rain.

Hugo just turned one, and to celebrate we bought him a Duktig kitchen from IKEA. I added a working microwave.

A clock that gets the date-time from multiple satellites and calculate the time zone dynamically.

Arduino controlled auxiliary saddle bag lights for a motorcycle.

Weather forecast clock made from a Nano, a salvaged alarm, a BME280 sensor, a DS1307 RTC, an old cell phone battery, and Nokia 5110 screen.

This Coronavirus Doorbell will detect people with high fever outside your home.

The Critter is a simple Arduino walking robot that is fully 3D printed.

A clock which rewrites time again and again.