Ooooohhhh, check out this cool LED POV! You can do current time, signs, and more! Nicely done!
From the pictures you can see there’s a motor on the rotor shaft (with the blue housing), and an additional one below the mounting plate. The first motor turned out have too little power to give the rotor enough speed. So I added another motor and a gear, and put stream line wings on the LED bar. The first motor had the rotary encoder at