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 ...

Every machine has its own way of communicating with its operator. Some send status emails, some illuminate, but most of them vibrate and make noise. If it hums happily, that’s usually a good sign, but ...

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 ...