Aryan Gupta’s sanitation rover replaces unsafe manual drain cleaning with a remotely operated, low-cost robot that protects ...

After a major water leak flooded my home, I realized alerts alone weren’t sufficient—I needed automatic shutoff. This project combines a hacked Gröhe Guard system, an Arduino Nano, an ESP32, and the ...

This article will help you build a simple Arduino-based DCC system. Growing up in the 1980s I was living the dream. I had an ...

Relay Elementary is a public school located in Baltimore, MD, which is in a large suburb setting. The student population of Relay Elementary is 574 and the school serves PK-5. At Relay Elementary, 29% ...

A 10k ohm potentiometer is connected to an analog input. Turning it translates into values in the range [0-1023]. An attached SSR is connected to a water heater. By turning the SSR on and off, it is ...

This delay-off timer is a cost-effective, reliable, and easy-to-assemble device for automating time-based switching operations. It improves energy efficiency and adds convenience in both home and ...

The FastLED Cookbook provides practical guides, step-by-step examples, and copy-paste recipes to help you create stunning LED effects - from your first blink to advanced animations. src/README.md ...