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 ...

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 ...

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 ...

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 ...