It is basically an Arduino and LEDs that have been mounted on a pair of safety glasses. It runs a code that you can modify so that you get a strobe that is in front of your eyes. When you put them on, they help you see crazy patterns and things, and when you take […]
Who hasn’t dreamed about owning their own metal detector and searching for buried treasure, or at least a few dropped coins? In this project, we will build a metal detector based on a dual oscillator circuit. One oscillator is fixed, and the other varies depending upon the proximity of metal objects. The beat frequency between […]
Talk in secret over your own private laser beam link.
