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Fresh hacks every day By Al Williams | March 5, 2025 Nowadays, if you have a microscope, you probably have a camera of some sort attached. [Applied Science] shows how you can add an array of tiny LEDs and some compute …read more By Kristina Panos | March 5, 2025 [Hope This Works] wants to someday build a tiny factory l
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News
2026 Retrocomputing Challenge: 16-Bit Homebrew Relay Computer
13+ hour, 6+ min ago (33+ words) You want Retro? We did, when we started our retrocomputing challenge. [Peter] decided that transistors weren't retro enough, and sent us this lovely homebrew relay computer, complete with 16- bit CPU,......
Looking At A TRS-80 12 MB External Hard Drive From 1983
1+ day, 2+ hour ago (35+ words) Although hard disks weren't a common feature yet in many home computers in the 1980s, they were becoming increasingly more affordable. For relative meanings of the word 'affordable', naturally. This i......
A Vacuum Tube Computer For The Home
5+ day, 14+ hour ago (34+ words) The earliest all-electronic computers used vacuum tubes, and most of us will know about machines such as ENIAC or Colossus. Vast machines that required the budget of a country at war to build, andfill......
COSMAC Elf Turns 50
1+ week, 1+ day ago (38+ words) If you were interested in computers in the early 1970s, you struggled to get time on real computers since owning your own was all but impossible. In the middle of the decade, though, you could get a f......
A 1990s Homebrew OS With GUI And Web Browser, In AM29000 Machine Code
2+ week, 5+ day ago (36+ words) The AM29000 series of processors were AMD's entry into the world of super-fast next-generation silicon of the late 1980s. It was a time when ARM was still a niche architecture in a British educational......
An Electronic Explanation Of 1960s Fuzz Boxes
2+ week, 5+ day ago (41+ words) It's likely that even those of us who have never picked up a guitar in our lives will recognize the sound of an electric guitar with a fuzz box effects pedal. The raspy distorted sound has been at the......
2026 Retrocomputing Challenge – Hackaday
3+ week, 4+ day ago (116+ words) 2026 Retrocomputing Challenge Hackaday What is it about retrocomputing? For some people, it’s nostalgia. For others, it’s the appeal of simplicity. For still others, it’s the chance to save old machines from the graveyard. Whatever your motivation, there’s no denying that…...
Toy Computer Restored
3+ week, 6+ day ago (39+ words) In the 1960s, the home computer was barely a twinkle in anyone's eye. This was the decade in which computers were used by a handful of companies and organizations and took up entire rooms. It was the......