[Lewis] has just the thing for that: a big expandable 7-segment display. The build is modular ... elements are lit by addressable LEDs, and the project can be built using an Arduino Nano or ...

We see more and more projects that use custom molds and casting materials. The latest is this custom seven segment display which [Ray74] put together. The idea of making your own LED displays ...

seven-segment display (Image courtesy of LXD, Inc.) In their natural state, liquid crystals line up with the orientation "rubbed" into the front and rear glass panels. The rubbings are microscopic ...