A few years ago, building a drone was expensive and out of reach for most hobbyists and students. But today, DIY drones… How to Build an IoT-based Weather Monitoring System Using Arduino? Have you ...

Arduino Code that recreates as good as I could get it the signal send out by an original Tesla UMC2 Adapter. Available codes on the internet did not work to well for me or did not work our for Arduino ...

Have you ever wondered how speed guns measure the speed of moving vehicles or how an athlete's sprint speed is recorded? Normally these speed sensors work with radar or laser technology to bounce back ...

Before running, enable i2c interface, install smbus and rpi.gpio, and connect the sensor. If you use hrcalc.py to get HR and SpO2, numpy is required.

A new AI trend has taken the internet by storm. You can now use Google's Gemini 2.5 Flash 'Nano Banana' engine to create 3D figurines from an image. Here's the step ...

Even though manufacturers of handheld ham radios have been busy adding all sorts of bells and whistles into their portable offerings, for some reason, many of them lack a modern USB-C port. In the ...