Sinclair ZX81

The Machine

• The outside
• Keyboard layout
• Inside of the ZX81
• The Manual covers
• Ziglog Z80 instruction set
• ZX81 Basic Programming
• Creator Clive Sinclair  

Emulators & Software

• TS1000 by Jeff Vavasour (DOS)
• Xtender by Carlo Delhez (DOS)
• Multi Emulator Super System (MESS) (Windows)
• FTP software archive at NVG in Norway

Links

• ZX81Mailing list
• comp.sys.sinclair newsgroup
• ZX81 Home Page - Matt Barber
• ZX-Team Homepage
• Matthew's ZX81 page - Matthias Jaap
• ZX81 Virtual Community - Roger Dipaolo's
• Planet Sinclair
• Sinclair Archeology