I built acountdown timera couple of months ago using a two digit mechanical 7 segment display which was driven by 14 servos and an Arduino Mega. It came out quite well and a number of people suggested doubling up on the display to build a clock. The only problem was that the Arduino ...
The reason I designed these slots is that, as I mentioned in the introduction, my intention was to use this kind of diffuser in a clock project. Once the 3D prints turned out well, we can move on to the electronic part. I cut out a segment of 36 LEDs from a self-adhesive WS281 ...