| 3D Monster Maze |
Review of the game published by Melbourne House. |
Timex/Sinclair 1000 |
| 4K/8K ROM Switch |
Review of the ROM switch kit from Marex Electronics. |
Sinclair ZX80 |
| 64K RAM Available Mid-March |
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Sinclair ZX81 |
| Another $100 Misunderstanding |
Tips for constructing the ZX81 kit. |
Sinclair ZX81 |
| Authorized Sinclair Repair Services |
MicroSync will take over Sinclair’s repair work for ZX80s and ZX81s. |
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| Curing 16K RAM Random Dumping |
Suggestions for eliminating RAM pack wobble. |
Sinclair ZX81 |
| Dear Editor |
How to make a program unlistable; program for linear regression; painting heatsinks; FORTH; problems with 8K ROM/keyboard upgrade for ZX80; MicroAce flicker-free kit; large keyboard; edge connector cleaner. |
MicroAce, Sinclair ZX80, Sinclair ZX81 |
| Dear Editor |
Question about noise during save; keyboard replacement; COBOL for ZX/TS; saving; internal RAM; overheating; loose connector problems. |
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| Defensive Awari |
Improvements to author’s program. |
Sinclair ZX81 |
| Editing Hints for Print Lines |
Technique for creating many lines with PRINT statements. |
Timex/Sinclair 1000 |
| Educational Software Vendor |
Edson Electronics offers educational programs for ZX80/81. |
Sinclair ZX80, Sinclair ZX81 |
| EPROMS: What they are, what they do |
Description of the chips. |
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| Experiments in Artificial Intelligence |
Review of the book by John Krutch. |
Timex/Sinclair 1000 |
| Flashing Prompts Subroutine |
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Sinclair ZX81 |
| Gladstone Electronics Announces New Products |
ZXFORTH, Fast Load program, Speech Pack. |
Timex/Sinclair 1000 |
| Hardware Hints |
Techniques for preventing overheating, memory loss. |
Sinclair ZX81 |
| Hardware Review: Buffered Buss/Development Board "Expansion Board" |
Computer Continuum’s buffered expansion board kit is a buffered backplane, providing four 44-pin edge card connectors with the same pinout as Sinclair’s except the slot. |
Timex/Sinclair 1000 |
| Home Energy Analysis |
Takes into account the effectiveness of both heating and cooling systems and other factors affecting energy usage in your home. |
Timex/Sinclair 1000 |
| Ian Logan Wins First Annual Rosetta Stone |
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| Income Tax |
Program to help prepare a tax return. |
Timex/Sinclair 1000 |
| M-16 Memory Module |
Review of the RAM pack. |
Timex/Sinclair 1000 |
| Machine Language Programming Made Simple for Your Sinclair ZX80 and ZX81 |
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Sinclair ZX80, Sinclair ZX81 |
| MC Programming #12: Calling and Returning |
Tutorial on machine language programming. |
Timex/Sinclair 1000 |
| Merry Christmas |
Display a Christmas message. |
Timex/Sinclair 1000 |
| New Products and Services (Syntax v3 n12) |
New products from Matthew Zenkar, G. Russell Electronics, MicroSync Services, Stephen Adams, E. Alvarez, Norris Electronics, Gladstone, Kopak, M.C. Hoffman, Stuart Software, Dale Lipinksi, TSG Enterprises, QZX Newsletter, Intercomputer, Lamo-Lem, JACYN Electronics. |
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| Numbers Held Inexactly on the ZX81 |
First in a series of articles on numerical errors in the 8K ROM. |
Sinclair ZX81 |
| Poke: Small Change for Machine Language Pokers |
Short “monitor” program. |
Timex/Sinclair 1000 |
| Printer with Mini-Interface |
CAI has introduced a stand-alone printer with a mini-interface for the ZX/TS computer. It works only with 16K and is $139.95. |
Timex/Sinclair 1000 |
| Program Improvements |
Corrections to 8K Digital Clock, Hexadecimal Math and 4K Blackjack. |
Sinclair ZX80, Sinclair ZX81 |
| Program Improvements/Refinements |
Comment on Math Execution Time. |
Timex/Sinclair 1000 |
| Superposition |
Program models superposition by graphing two sinusoids, waves of constant wavelength and amplitude, and their combination. |
Timex/Sinclair 1000 |
| Syntax Error |
Correction to 4K Phone Number Word Generator. |
Sinclair ZX80 |
| Syntax Errors |
Corrections to Monthly Calendar Program, Black Box, and Hex Math. |
Timex/Sinclair 1000 |
| Syntax Quarterly Debuts |
Syntax Quarterly debuted at the Northeast Computer Show, Boston, in Nov. SQ offers in-depth hardware and application stories, reviews and programming techniques. Several other distributors and manufacturers of Timex Sinclair computer products exhibited. |
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| Taming Output |
Techniques for formatting numeric output. |
Timex/Sinclair 1000 |
| Technical Details for ZX Printing |
Discusses how the ZX printer works. |
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| The Flags Register |
Part 3 of series on machine code programming. |
Sinclair ZX81, Timex/Sinclair 2068 |
| Timex to Market SR Products in North America |
Sinclair just announced a license with Timex to manufacture and retail Sinclair computers, peripherals and software via Timex outlets in N. America. |
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| Translating Programs: On ... Go To |
Techniques for translating programs from other BASICs. |
Sinclair ZX81 |
| Users' Groups |
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| Video Artist |
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Timex/Sinclair 1000 |
| Video-Plan, Computacalc |
Review of two spreadsheet programs. |
Timex/Sinclair 1000 |
| ZX81 Calculator |
Use the Sinclair’s expression evaluator to make a calculator. |
Sinclair ZX81, Timex/Sinclair 1000 |
