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“Air pollution has a number of negative impacts on the environment, including damage to human health and natural ecosystems. The World Economic Forum has stated that air pollution is the ‘deadliest form of pollution’, while the World Health Organization claims …
“My first real project with Arduino, I had a few things to learn on the way and still plenty more to do! I have commented as much as I feel needed so you should be able to easily modify the …
“A RPN (Reverse Polish Notation) calculator of billet walnut case. There are multi-functional RPN calculators with numbers of small keys. However, daily use RPN calculators with large and light touch buttons are rare. So I made it by my own …
“The idea of using Arduino for measuring camera shutter timings is not new. What I’ve tried to do here, is to make a modular system with a set of features normally offered in professional testers, at the same time …
“A little computer based on a datalogger shield, an ESP8266 dev board and a few other components running an IoT capable BASIC interpreter. The Idea This project is about building a small IoT computer running with BASIC with low cost …
“World’s thinnest fully standalone DIY computer - 2mm!! I find annoying to see systems claiming “credit card computer” while at the same time being as thick as 50-60 actual credit cards. With this project I wanted to build a something …
“Disclaimer: Some parts of this circuit carry dangerous Mains voltage. Be careful with your experiments. If you are a beginner, ask some experienced users to guide you. Dealing with the 220V-AC mains voltage and measuring the AC loads’ true …
“Rotate the potentiometers in the correct sequence to access system! Ever watched the movie ‘Army of Thieves’ on Netflix? This project was inspired by how the character in the movie open the vaults, and how intricate the combination locks on …
“Measure the magnitude and direction of Earth’s magnetic field with the HMC5883L 3-axis magnetometer. Introduction In this project, we’ll be interfacing the HMC5883L 3-axis magnetometer to an Arduino Uno. This device can measure the magnitude and direction of …
“If 100 people lived on Earth, 74 had drinking water available when needed and free of contamination. (source: who). With this instructable, slightly more. The equipment presented here permanently monitors and controls the water supply for a community of 7 …