SQ Syntax Quarterly

Glossy magazine by the same group that published Syntax. Only 3 issues published.

Title Description Computers
16K RAM Pack Schematic Sinclair ZX81
555 Timer Calculations Timex/Sinclair 1000
A Program to Index Articles Program lets you index and instantly find articles from your favorite publications by name, category, volume, issue and page. Sinclair ZX81
At Your Fingertips Review of KOPAK Creations’ Touch-A-Matic. Timex/Sinclair 1000
Beginners' Basic: Exploring String Functions Introduction to the Sinclair methods for manipulating strings. Timex/Sinclair 1000
Beginners' Basic: Getting Information into Your Computer Introduction to variables. Sinclair ZX81
Beginners' Basic: Inside FOR-NEXT Loops Tutorial about FOR-NEXT loops. Timex/Sinclair 1000
Big Graphics - Small Challenge Review of Orbyte Software’s Mega Mind. Timex/Sinclair 1000
Bond Yield to Maturity Timex/Sinclair 1000
Build a 64K Dynamic Memory Board Timex/Sinclair 1000
Build Your Own EPROM Programmer and Centronics Printer Interface - Part I Multi-part article series. Timex/Sinclair 1000
Build Your Own EPROM Programmer and Centronics Printer Interface - Part II Timex/Sinclair 1000
Checkmate Review of ZXCHESS from Gladstone Electronics. Timex/Sinclair 1000
Exclusive Review: Timex Printer Review of the TS 2040 printer.
Fantasy Island Review of Psion’s Fantasy Games. Timex/Sinclair 1000
Federal Income Tax Planner Program to calculate income deductions. Timex/Sinclair 1000
Fiz-zy Floppy Review of Floppy Interface for ZX81 (FIZ) from Macronics Systems. Timex/Sinclair 1000
Gammon Your ZX/TS Review of Psion’s Backgammon. Timex/Sinclair 1000
Geography Review - U.S. States Quiz Program Timex/Sinclair 1000
Getting Your Head Straight Tutorial on cassette tape head adjustment.
Go FORTH Review of ZXFORTH from Gladstone Electronics. Timex/Sinclair 1000
Hi Res Solution Review of Memotech’s Hi-Res Graphics module. Timex/Sinclair 1000
Hot Stuff Review of SinWare’s HOT Z. Timex/Sinclair 1000
Improved Super Monzxer Game Improvements to Super Monzxer, which originally appeared in the November 1981 issue of Syntax. Sinclair ZX81
Inside Story Review of Secret Guide to Computers by Russ Walter. Timex/Sinclair 1000
Inside Your Computer Reprint of material from Zilog’s Z-80 Z-80A CPU Technical Manual. Timex/Sinclair 1000
Keyboard Conversions for ZX/TS Overview and how-to attach a full-size keyboard to a ZX81 or TS1000. Timex/Sinclair 1000
Keyboard Quickness Review of auto shift keyboard kit for ZX/TS from Research Applications Products. Timex/Sinclair 1000
Know Your CPU Review of Z80 User’s Manual by Joseph Carr. Timex/Sinclair 1000
M(inus) Coder Review of Personal Software Services’ M-Coder. Timex/Sinclair 1000
Magic on Tape Review of Programmer’s Toolkit and Graphics Toolkit from Softsync. Timex/Sinclair 1000
Make-It-Yourself Quiz Program Timex/Sinclair 1000, Downloadable
Making an Impact Review of Mindware’s MW-100 printer.
MC Programs - Where and How to Load Them Tutorial on machine language and tools for loading machine language programs. Timex/Sinclair 1000
Memory with a Memory Review of the Hunter 8K non-volatile RAM board. Timex/Sinclair 1000
New Calc Review of VU-CALC. Timex/Sinclair 1000
Operation Codes of the 8080, 8085, and Z80 Processors Conversion tables across the three processors. Reprint of article from March 1980 Byte magazine. Timex/Sinclair 1000
Personal Data Bank Review of Psion’s VU-FILE. Timex/Sinclair 1000
Pocket Information Review of The ZX81 Pocket Book by Trevor Toms. Timex/Sinclair 1000
POKEing Directly To The Display File Writing directly to the display file instead of using PRINT or PLOT to speed up programs. Timex/Sinclair 1000
Simultaneous Linear Equations and Matrix Inversion Solve simultaneous linear equations or invert N*N matrices by forward and backward row reduction. Timex/Sinclair 1000
Sinclair ZX 16K RAM Pack Issue 3-SRC104 Schematic. Timex/Sinclair 1000
Sky-High ZX/TS Review of Psion’s Flight Simulation. Timex/Sinclair 1000
SLOW Motion Review of Video Upgrade Board Kit from Computer Engineering Services. Board adds SLOW mode to ZX80 or MicroAce with 8K ROM. MicroAce, Sinclair ZX80
Software Joystick in BASIC and MC Tutorial about programming joystick routines. Timex/Sinclair 1000
Spelling Mastery through Sinclair Program to help children learn spelling words. Timex/Sinclair 1000
SQ-ups Corrections and errata for prior articles. Timex/Sinclair 1000
SQ-ups - Winter 1982 Corrections to problems with articles in the first issue. Timex/Sinclair 1000
SYNCWARS - An Invasion Video game. Timex/Sinclair 1000
Syntactic Sum with Variables Modified version of Syntactic Sum to check variables in memory as well as program. Sinclair ZX81
The Floppy Alternative Review of the CAI Stringy Floppy. Timex/Sinclair 1000
The Miracle Worker Review of ZX Compiler-Integer BASIC Compiler from Bob Berch. Timex/Sinclair 1000
The Parellel Connection Review of Memotech’s parallel printer interface and Seikosha GP100A printer. Timex/Sinclair 1000
The ZXADream Review of ZXAD Assembler and Debugger from Scientific Software. Timex/Sinclair 1000
Using Extra Keys on Big Keyboard - A Simpler Approach Connections to map a single key to replace two keystrokes. Timex/Sinclair 1000
ZX Memory Map Memory map as designed, where current peripherals fit in the map and suggestions about standardization. Timex/Sinclair 1000
ZX/TS Directory Program Telephone directory program; stores up to 90 names, addresses and telephone numbers. Timex/Sinclair 1000
ZX/TS Home Budget Program to manage home finances. Timex/Sinclair 1000
ZX/TS Power Supplies Table of details about and schematics of the ZX80, ZX81 and TS1000 power supplies. Sinclair ZX80, Sinclair ZX81, Timex/Sinclair 1000
ZX/TS University Review of several learning programs from Sinclair Research. Timex/Sinclair 1000
ZX80 Circuit Diagram Schematic of the ZX80.
ZX81 Schematic Sinclair ZX81
ZX81/TS1000 Circuit board Photos of top and bottom of circuit board showing component placement. Timex/Sinclair 1000

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