Discover the legacy of the Sinclair ZX81 45 years after its launch, from its innovative cost-cutting design to its impact on ...

The Sinclair ZX81 was small, black with only 1K of memory, but 30 years ago it helped to spark a generation of programming wizards. Packing a heady 1KB of RAM, you would have needed many, many ...

The Sinclair ZX81 was hardly the most accomplished of 1980s 8-bit microcomputers, but its ultra-low-budget hardware was certainly pressed into service for some impressive work. Perhaps the most ...

What if you could hold a piece of computing history in your hands—only this time, it’s smarter, sturdier, and ready for the modern age? The ZX81, a innovative device that introduced countless people ...

On March 5, 1981, Sinclair Research launched the ZX81 home computer in the U.K. (It was also known as the Timex-Sinclair TS1000 in the U.S.) It came with just one kilobyte of memory, and was a ...