Strictly speaking, a Theremin uses a pair of antennae that act as capacitors in a specific R/C circuit. Looking at [aritrakdebnath2003]’s MIDI THEREMIN, we see it works differently, but it does play ...

This project implements a smart traffic signal system using Arduino UNO, ultrasonic distance sensors, and LED signals. The system controls traffic signals at a junction by dynamically adjusting the ...

Many projects have existed out there (check out @samyk !) that turn Arduino HID keyboard devices into USB rubber ducky-likes. However, these devices are already themselves HID devices, and just ...