Numitron Clock Is A Tidy ’70s Throwback

As far as hacker clock builds go, the more obscure the parts involved, the better. By this yardstick, [sjm4306] has a great piece on his hands with this Numitron-based build. The Numitron was a type of display popular in the 1970s, and often used in aircraft avionics and other high-end...