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And this technique was also used for video output on the Sinclair ZX-80 if I am not mistaken.
by djmips 6y ago
And this technique was also used for video output on the Sinclair ZX-80 if I am not mistaken.
- jecel 6y agoHe later had books mentioned in other comments: "The Cheap Video Cookbook" and "Son of Cheap Video". In these he added just a few TTLs to a Kim-1 computer and generated video using mostly software. The Sinclair ZX-80 was much closer to this than to the TV Typewriter (which was 100% hardware). Some other computers that used this technique back in the day: https://en.wikipedia.org/wiki/Aamber_Pegasus https://en.wikipedia.org/wiki/Aamber_Pegasus https://en.wikipedia.org/wiki/Galaksija_(computer) https://en.wikipedia.org/wiki/Galaksija_(computer) And here is a recent project: https://en.wikipedia.org/wiki/Gigatron_TTL https://en.wikipedia.org/wiki/Gigatron_TTL