This project is a Fixed Fast Fourier Transform (FFT) Spectrum Analyzer built using an Arduino Nano, a 0.96" OLED display, and a MAX9814 microphone module. The analyzer visualizes audio frequencies ...
First-person-view (FPV) flying, by adding a camera, video transmitter, and video goggles to the meat on the ground, is one of the best ways to experience remote-controlled flight. For just a few ...
If you are a hacker, you might consider ham radio operators as innovative. Most people, however, just see them as cheap. So it is no surprise that hams like [jmharvey] will build an antenna analyzer ...