These are some great DIY projects that you can do for cheap.

Learn how to repurpose your spare ESP32 boards into cost-effective presence detection sensors using the Tommy Sense ...

Connecting sensors to Arduino opens up a vast array of possibilities for hobbyists and professionals alike, transforming ideas into functional prototypes and projects. Whether you want to measure ...

This is the SparkFun Arduino library for the Texas Instruments TMAG5273 low-power linear 3D Hall-effect sensor with I 2 C interface. This SparkFun Arduino Library for the Texas Instruments TMAG5273 ...

Amazon and Games Workshop have revealed fresh details about their Secret Level Warhammer 40,000 episode, confirming it’s a sequel to the recently released Space Marine 2. Secret Level is an animated ...

Abstract: Arduino Uno – Powered Parking Guidance System with Ultrasonic Sensors" is a smart and innovative solution for simplifying the parking process in crowded urban environments. This paper ...

Researchers have developed a new reliable and durable sensor that can work in temperatures as high as 900 degrees Celsius or 1,650 degrees Fahrenheit and can be used in multiple industries. Extreme ...

Abstract: The most destructive natural calamity in the world is flooding. In the event of a severe flood, it can obliterate the neighborhood and claim many lives. Billions of dollars would be spent by ...

I purchased one of each of these cheap sensors recently from aliexpress for testing purposes. Compared with the ubiquitous HC-SR04 (*), I liked the idea of having a combined emitter/receiver, i.e.