How I squeeze more power from my portable solar panels: 11 ways to get up to 30% more

After years of testing portable solar panels, I've found that small adjustments to my setup can yield massive efficiency ...
CNX Software

Flash Bee – An ESP32-C3-based DIY handheld lightning detector

Flash Bee is an easy-to-make DIY handheld lightning detector based on an ESP32-C3 board, a round display, and AMS AS3935 ...
CNX Software

NASA Artemis Watch 2.0 – An ESP32-S3-powered, NASA-inspired wearable kit for education

CircuitMess NASA Artemis Watch 2.0 is a programmable, NASA-themed smartwatch based on an ESP32-S3 WiFi and Bluetooth module ...
Hackaday

ESP32 Weather Display Runs Macintosh System 3

It seems like everybody takes their turn doing an ESP32-based weather display, and why not? They’re cheap, they’re easy, and you need to start somewhere. With the Cheap Yellow Display ...
Hackaday

Green Powered Challenge: Solar Powered Pi Hosts Websites In RAM

If you started with computers early enough, you’ll remember the importance of the RAMdisk concept: without a hard drive and ...