Solar energy projects

Solar Weight-Based Plant Management With ESP32

Growing plants is fun and watering and caring for them is not really a hassle. Microcontroller applications to monitor their health are all over the internet and the inspiration for their design comes from plant’s static nature and the ease of monitoring something that doesn’t run around and sweat. I am relatively new to plant …

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Beach Buddy: 3-in-1 Solar Phone Charger, Boombox, and Sunburn Timer Calculator

Imagine the ideal beach trip. The sun is shining, the skies are blue, the water is warm, and the humidity is low. You and your friends have everything you need to soak up the sun, sand and surf: a cooler filled with drinks and snacks, sunblock, flip flops, the coolest new swimwear, and the newest …

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A Robotic lawn mower powered by Solar Energy with an Arduino heart

This robot will mow the grass of your garden, staying within a defined area, avoiding all obstacles and working in complete autonomy, automatically charging itself with a solar panel. In this post we present a robotic lawn mower, powered with solar energy and able to operate just with the clean energy from the sun; this …

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Arduino Photocell Theremin Synth (glitchamin)

You know theremins, right?  Those cool-looking boxes with antennae that produce noise without being touched?  They are played by the likes of Jimmy Page of Led Zeppelin, and present in the soundtracks of countless films.  Well, with this instructable, I will show you how to build an approximation of a theremin (in principle, at least) …

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Solar powered arduino on the back of a playing card

Here’s a six word tragedy: My arduino needs four AA batteries. Really?  Isn’t this 2012?  Where’s my jetpack?!! Here’s a way to the future — a way to make a solar panel, from scratch, that can power any arduino off of sunlight or even light in your house.  Sort of a peel-and-stick power source for …

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