diy projects
How ExpressLRS Squeezes Kilometers Out of a 1-Watt ESP32 Link
Four open-source ELRS receivers, an SX1280 LoRa radio, and one 50-ohm trace: the RF design tricks that keep a 1-watt link locked kilometers out.
diy projects
How a DIY 1S FPV Quadcopter Reached 5 km and 34 Minutes Aloft
A 1S quad that flies 34 minutes and 5 km, and the copper battery tray that made it possible. The voltage-sag fix works on…