Zx81 hires games. It was built by Sinclair Research (who also made the Mk14 kit, ZX Spectrum, ZX80 and QL computers. It was the successor to the popular Sinclair ZX80 and featured improvements in speed, memory, and overall performance. Jun 22, 2025 · Enter the Sinclair ZX81, a small, inexpensive machine that opened the door to home computing for thousands of people. The Sinclair ZX81, developed by Sinclair Research and manufactured by Timex Corporation in Dundee, Scotland, was the first home computer sold in the United States for under $150. The ZX81 is a small home computer that was quite popular in the early eighties. It appeared on the market at the right time, though, and enjoyed much popularity. In modern terms it was one of the first "plug and play" computers. Sinclair teamed with Timex Corporation in Scotland for production. 95) or in kit form (£49. ) The ZX81 was launched on 5th March 1981 by Clive Sinclair as the successor to the ZX80, with a larger memory and improved mathematical functions. The ZX81 is a home computer developed by Sinclair Research and manufactured in Dundee, Scotland, by Timex Corporation. Released in 1981, it was the successor to the ZX80 and a predecessor to the more famous ZX Spectrum, but it carved out its own unique place in computing history. Even by the standards of the time, its technology was basic. Aug 12, 2025 · The ZX81 +38 is a modernized reconstruction of the 1981 Sinclair ZX81, combining retro aesthetics with practical upgrades for enhanced usability and reliability. The Sinclair ZX81 was the third microcomputer built by Sinclair but it had limited functionality. It was launched in the United Kingdom in March 1981 as the successor to Sinclair's ZX80 and designed to be a low-cost introduction to home computing for the general public. Mar 20, 2025 · The ZX81, released by Sinclair Research in 1981, was a groundbreaking home computer that played a significant role in popularizing personal computing. It was available ready-built (£69. . By today's standards the ZX81 is laughably primitive: only 1K of memory, no colour or sound and a notably unresponsive touch-sensitive keyboard. The ZX81 has the same microprocessor and runs at the same speed as the ZX80, but it has a better BASIC programming language and is cheaper to produce, due to having fewer chips and a simpler design. 95). gezhgaykvjixwhegzaotccmlabcjtdodduiquylzpqmfxbl