Music can touch you deeply and leave its mark. I created a robot tattoo machine that can play music and tattoo skin. This is a far more literal version of art leaving its mark on you. The song you hear is actually coming from the motors of the machine as they make different pitches when…
Arduino Automated Projector Screen
My roommates and I used an Arduino Uno to run a stepper motor geared to a projector screen. I laser cut and 3d printed the gears for the assembly. It is a 4:1 gear reduction for more torque when pulling the screen up. The entire build is powered off of a 24v dc power supply….