Most home users have replaced their old dot matrix printers with newer inkjet or laser printers, but they're still used in some industrial and business applications. Epson and Oki are among the ...
Most of us have an 8x8 LED matrix from one of our Arduino kits. What can we do with them? This module investigates how to use these interesting devices. Along the way, we describe a fun electronics ...
A while back, [DragonMinded] picked up a bunch of old arcade and pinball parts from a guy on Craigslist. These parts sat around for a while until a really neat plasma dot matrix display was found in ...
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