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ultim809 computer Ultim809 homebrew computer

Matt Sarnoff wrote in to share his homebrew Ultim809 computer. Based around the slightly unusual Motorola 6809 processor, he’s creating the entire thing from scratch, from designing the circuit to writing his own operating system and games. He’s planning to release the software and schematics for the project when the build is completed, but we want to see them now!


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