Sound Generator for the ZX 81
Three tone generator, one noise generator project. Reprinted from Electronics, Dec 1982 – Feb 1983 issue.
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Timex/Sinclair 1000
ZX81 Utility General Routines and Tips
Code snippets for entering/manipulating numbers; short program for saving multiple copies of a program.
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Timex Sinclair Computers and Amateur Radio
Programs to allow TS users to communicate via a RTTY-like method.
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Transferring Machine Code from a TS1000/ZX81 REM Statement to the TS2068 Using Upload 2000 or Firstloader
How to use either program to transfer the program without the program interpreting the machine code as BASIC tokens.