YouTuber EastMakes set out to build something, a true RGB 14-segment display module. Wanting a retro alphanumeric display ...

Sometimes you’re looking for a component for a project that you know should exist, but you just cannot find it. Something like a 14-segment LED display, but not just one with a fixed color, ...

With multi-segment displays, what you see available online is pretty much what you get. LEDs, LCDs, VFDs; if you want to keep your BOM at a reasonable price, you’ve pretty much got to settle for ...

For the 14 segment display, rather than using a 18650 cell or what not, you could use a straight 5v USB battery pack, assuming you get one that'll do 2+ amp out, and use this buck to take it down to 3 ...