[Jeija] was playing with some ESP32s and in true hacker fashion, he wondered how far he could pull them apart and still get data flowing. His video answer to that question covers the Friis equation ...

Those of you designing short-range wireless systems have no doubt discovered the useful Friis equation for path prediction: Pr = PtGtGr?2/16p2d2 Pr is the power received at the antenna, Pt is the ...