Tiny PCBAs and glowy VFD tubes are like catnip to a Hackaday writer, so when we saw [hamster]’s TubeCube tube segment driver we had to dig in to learn more. We won’t bury the lede here; let’s enjoy a video of glowing tubes before we go further: https://hackaday.com/wp-content/uploads/2019/10/hamster-many.mp4 The TubeCube is built to fit the […]