A long, long time ago when lcd’s wherent avvaible. What did they use? They did have cold cathode neon readout tubes. Apopular brands of these tubes was—the NIXIE, but how did it work? just like any regular light bulb, but they could variate between numbers, lol
Recent Comments
(Latest Update 08-18)[…] Parker Warner Wright Releases a New Creepy Puzzle Video 2019 (Latest Update 08-18) […