The Portable Theremin is a modern reimagining of the classical analog theremin. Built with portability in mind, it features modular antennas, a battery supplied power system, a built-in speaker, and a practical enclosure design...
Trevor Fabris, Leland Wendel, and Josiah Collmer designed and built a timer that starts when an object has been sensed. The timer can be set to 5 min or 10 min, and can be incremented or decremented by 30 sec. The timer alerts ...