All items tagged with Elektor Labs and pov (3)

30-03-2021 | Phased arrays of ultrasonic transducers allow levitating small objects like tiny foam balls and move them around. When the ball is moved fas...

19-09-2017 | -- Hey guys, look what I made. I put a ball bearing in the center of this flat multi-lobed structure so that it can spin along its axis. Tha...

29-10-2012 | Buy it here!A propeller clock, also known as a Persistance Of Vision (POV) display is based on a mechanically moving led row. This led row i...