XDA Developers on MSN

7 cheap ESP32-based devices that do one thing perfectly

The ReSpeaker Lite ($32) is a ESP32-based audio kit with a 2-mic array from Seeed Studio that can transform your old speakers ...
Hackaday

Wireless Telescope Guidance You Can Build On The Cheap

Telescopes are fun to point around the sky, but they’re even better when you have some idea of what you’re actually looking at. Experienced sky-gazers love nothing more than whipping out some quality ...