ZX81

Obsolete Computer Museum's ZX-81 Page - - Technical specifications and pictures of the Sinclair ZX81 with comments from other ZX81 owners.

Rodney Knaap: Build your own ZX81 - - ZX81 hardware website featuring a project for building your own ZX81 with discrete components as well as Wilf Rigter's ZX97. In English, Dutch and German.

Sinclair ZX81 Collection - - Collection of original Sinclair ZX81 hardware, software and literature. Photos and description for each item.

Sinclair ZX81 FAQ - - Some common questions about the ZX81.

Steven's ZX81 Computer - - Links and information from an enthusiast.

System Variables of the Sinclair ZX81 - - Memory map of the RAM reserved by the system.

Zebra Systems, Inc. - - Timex-Sinclair ZX81 computer kits for sale.

ZX81 - Planet Sinclair - - Information, photos and resources for the Sinclair ZX80, including a detailed account of its development extracted from Ian Adamson and Richard Kennedy's book "Sinclair and the Sunrise Technology".

ZX81 'Caverns' Game - PC Remake - - Author of the original 1980's 'Caverns' game offers a PC remake for download. Includes game history and instructions.

ZX81 Download Page - - A ZX81 software archive.

ZX81 Forever - - Pictures, newsletters and programs made with the ZX81, a 16kb rampack and a Timex 2040 printer. Updated monthly.

ZX80 hardware page - - How to build your own ZX80 and ZX81.

ZX81 Home Page - - A ZX81 FAQ, emulator and software links.

ZX81 kit - - UK based sales and support of ZX81 computers in kit form, also related peripherals and books.

ZX81 Virtual Community - - Contains links, a scanned copy of the ZX81 manual as well as ZXTAPE, a DOS-based utility to transfer ZX81 software from a PC to a ZX81 or tape recorder, and to transfer ZX81 software from tape back to PC.

ZX81Kit .Com - - A European supplier of the Sinclair ZX81 computer in kit form. Also contains useful information and links, and other ZX81 hardware is available.

ZX-TEAM - - An active German Sinclair ZX81 users' group. Site offers information about the Sinclair machines and the group's activities, including news of forthcoming events, nn English and German.

Sinclair ZX-81 back from the dead - - Tony Smith writes about the availability of ZX81 DIY kits. (October 6, 2000)

Sinclair ZX81 Benchtest - - Article from Personal Computer World by David Tebbutt. (June, 1981)