Twas the Night before Christmas, when all through the house, not a Sinclair was blinking, not even a “mouse.” The stockings were hung by the PC with care, in hopes of an upgrade-some hard or software. The children were nestled all snug in their beds, while visions of QLs danced in their heads. And mamma…
article, orig pub: 02.08.22, updated: 03.22.26
article, orig pub: 10.07.22, updated: 03.22.26
article, orig pub: 10.07.22, updated: 03.22.26
article, orig pub: 09.13.22, updated: 03.22.26
article, orig pub: 09.13.22, updated: 03.22.26
article, orig pub: 10.07.22, updated: 03.22.26
In 1991, Andre Baune of Quebec, Canada, published a newsletter called “ZX-91: 10 Years Later.” It was a newsletter for the ZX81, created solely on the ZX81, with 16k and a TS 2040 printer. Andre used Word Sinc Il as the wordprocessor and it was able to do lower case letters on the TS 2040…
article, orig pub: 01.12.26, updated: 03.22.26
Although ZX-91 used Word Sinc II, the program has issues on emulators. I needed a word processor that could same files on modern systems. I realised that I have reviewed such a word processor in issue 7, called Zeditor. Looking at my original article, I did not test out Zeditor very well, especially doing more…
article, orig pub: 01.12.26, updated: 03.22.26
Well, here we go again. This is our fourth annual year end wrap up. Although there is no major company support for the Sinclair Computers, they are still viable computers with their own network of small companies and individual developers who still are coming up with new products for our favorite computers. Not least of…
article, orig pub: 02.08.22, updated: 03.22.26
As readers of this column are aware, Computer Shopper has long been one of the biggest supporters of the Sinclair computer community. This section in the magazine is just one of the ways in which we have assisted, now there is another. Delphi is an on-line service available to the computing public by modem and,…
article, orig pub: 02.08.22, updated: 03.22.26
This month we will look at a series of programs for the T/S 2068 and Spectrum computers published by Novelsoft of Toronto, Canada. They were mentioned a few months ago in our report on the Sinclair Fest in Indianapolis, and this time we will take a look at the programs themselves. In order of their…
article, orig pub: 02.08.22, updated: 03.22.26
After a few modifications, you can run most ZX81 BASIC programs on our IBM PC or clone. This article will discuss one setup of hardware, software, and “sweatware,” which will do the job. To begin with, of course, your program must be written only in BASIC. Machine code subroutines, e.g., those buried in REMs, will…
article, orig pub: 02.08.22, updated: 03.22.26
Last month we had a look at a few programs from Novelsoft of Toronto, Canada. As promised, this month we examine their remaining offerings for the T/S 2068 (and Spectrum) computer. One program which I have heard quite a bit about from many of you readers is Timachine, a BASIC compiler for the T/S 2068…
article, orig pub: 02.08.22, updated: 03.22.26
Hard to believe, but this month marks the beginning of our fourth year together here in Computer Shopper. Back in June 1984 when we were just getting used to the fact that Timex had withdrawn from the home computer retail market, this column first appeared on these pages. A lot has happened to this line…
article, orig pub: 02.08.22, updated: 03.22.26
As we end our third year of this column, we go back to our roots and have a look at some news concerning the ZX-81 (T/S 1000) computer, the place where many of us started. While most of the market is concerning itself with either the T/S 2068 or the QL, there still is one…
article, orig pub: 02.08.22, updated: 03.22.26
article, orig pub: 09.13.22, updated: 03.22.26
article, orig pub: 09.13.22, updated: 03.22.26
Hardware project for adding speech synthesis to the Sinclair QL by connecting a B.G. Micro text-to-speech board via the RS-232 serial interface. Covers wiring and configuration to enable spoken output from QL programs.
article, orig pub: 03.13.26, updated: 03.22.26
Do any of the following software “dilemmas” seem familiar? Jerry wants to write games programs which perform faster than his Basic versions, but he cannot quite get the hang of calling and using extensive machine code subroutines. He has heard, however, that he can get a tape-loading compiler-based high-level programming language which runs extremely rapidly……
article, orig pub: 10.27.20, updated: 03.22.26
The concept of a Completely Interactive Database System (CIDS) that has been implemented on a micro-computer is interesting in that this type of environment Is normally only found on mainframe computers. What I hope to do is cover the various aspects of implementing just such a system in the next few issues.
article, orig pub: 10.27.20, updated: 03.17.26
Extended opinion column arguing that BASIC remains viable for amateur programmers across all platforms, including the Sinclair range. Harmer discusses migration paths to Pascal (HiSoft Pascal on TS2068, Partial Pascal for ZX-81/TS1000, Turbo Pascal for IBM) and the importance of distributing BASIC source code for educational purposes rather than compiling and distributing binaries only. Reviews…
article, orig pub: 03.14.26, updated: 03.14.26
Discussion of technical compatibility questions from around the community: interfacing a Commodore 64 disk drive to the TS2068 (reportedly attempted by an Ohio group per SLIX); TurboPascal 4.0-5.5 CASE/LONGINT compiler bug and fix (use IF..THEN..ELSE instead); MS-DOS version 3.x compatibility issues for compiled programs; searching for a public domain program to read CP/M disks from…
article, orig pub: 03.14.26, updated: 03.14.26
Curated list of active Timex/Sinclair hardware and software suppliers: TK Computerware (QL software, North Stanford Kent UK); Lloyd Dreger (3 machine code books for TS2068, Butler WI); Pyramid Electronics (TS1000 and TS2068 software, Sarasota FL); Bottle Cap Software (OS-64 programs for TS1000/TS2068 including Checkbook Balancer and Credit Card Payer at $6 each, Cincinnati OH); AT…
article, orig pub: 03.14.26, updated: 03.14.26
Reports new contacts for Sinclair SIGs discovered via SLIX: G. Granger in New Carlisle, Ohio, and Pittsburgh Area Computer Club Sinclair SIG (R. Vasko, Donora PA). Notes these are informal leads rather than official SIG representatives. Also reports that the Boston TSUG separation from Boston Computer Society is confirmed but no new mailing address yet…
article, orig pub: 03.14.26, updated: 03.14.26
Updates on Timex/Sinclair periodicals: SyncWare News/Quantuum Levels selling back issues at $3 each before closing (lost ~$5,000); Time Designs Vol.5 No.2 now available; Update Disk System Magazine subscription details ($18/yr for TS2068, QL, and Z-88 content); and Byte Power cassette magazine pricing (demo $3, 6 issues $32, also offering TS1000 programs, fast-load utility for TS2068,…
article, orig pub: 03.14.26, updated: 03.14.26
News roundup covering TS2068 hardware and software developments: Pixel Print Plus v4 completed by Steven Spalding (after Stan Lemke exited the market) with greeting card design replacing TS2040 printer support; Larry Kenny’s forthcoming TS2068 desktop publisher with spellchecker; the Oliger double-density disk system (WD1770 controller, Spectrum ROM 48K compatible, board available bare/unpopulated); and the Sineus…
article, orig pub: 03.14.26, updated: 03.14.26
A collection of brief items: Maxcom BBS system for TS2068/LKDOS disk users praised by Ralph Hammer in the Las Vegas TSUG newsletter (available through RMG Enterprises); Cambridge North America filing Chapter 11 bankruptcy with Sharp continuing as sole Z-88 importer (reported by Nazir A. Pashtoon/SMUG); VideoCopy/VideoTex software by John McMichael connecting the TS2068 video digitizer…
article, orig pub: 03.14.26, updated: 03.14.26
Reprints the product catalog from American Micro Systems, San Jose CA (listed in TimeLinez), covering QL hardware and software: ROM upgrades, Trump Card disk interface ($312), IBM emulator ($172), modem adapter ($69), Front Page desktop publisher ($34), CP/M emulator ($69), Forth ($57), Fortran 77 ($144), Pascal ($57), C ($69), Superbasic-to-C converter ($80), spellchecker ($65), accelerator…
article, orig pub: 03.14.26, updated: 03.14.26
Describes the LKDOS cartridge interface for the Aerco TS2068 disk system, which when paired with an FD-54 drive provides Larken DOS and Extended BASIC commands including MERGE, a 48K RAM disk, and the ability to switch between Aerco and LKDOS operating systems while retaining access to RP/M. Notes compatibility with the Oliger and Ramex systems…
article, orig pub: 03.14.26, updated: 03.14.26
Commentary on machine code and assembly language articles in Vancouver TSUG newsletter: V. Lee’s ongoing TS2068 assembly language series, and Wilf Rigter’s techniques for speeding up the ZX-81/TS1000 by modifying display routines—achieving greater gains than the roughly 15% boost from a 4MHz clock speed increase. Also discusses hardware modification trends across newsletters (shift toward QL…
article, orig pub: 03.14.26, updated: 03.14.26
A digest of notable programs published in other Timex/Sinclair user group newsletters: Vancouver TSUG December 1989 (Dominoes for ZX-81, BASIC line trace, Vector Screen Calculator), Sineus November-December 1989 (octal/decimal converter in machine code), Boston Computer Society September-October 1989 (TS2068 machine code screen utilities including screen-flip, scroll, and attribute-invert routines), Harrisburg TSUG September 1989 (USA Medicare…
article, orig pub: 03.14.26, updated: 03.14.26
Two brief programming tips for ZX-81/TS1000 BASIC users: using a compact mathematical expression in place of PAUSE 200 to save memory bytes; and redimensioning arrays to their minimum size (e.g., DIM A$(0,0)) before saving a program to tape to reduce file size and save/load time, then restoring proper dimensions at line 0 so that GOTO…
article, orig pub: 03.14.26, updated: 03.14.26
Brief report on SNUG (Sinclair National User Group) noting that its newsletter has been delayed due to the illness of a member’s wife and other personal circumstances, with all memberships extended six months into 1990. Reports that SNUG is building a large public domain program library for the QL, TS2068, and TS1000, and encourages program…
article, orig pub: 03.14.26, updated: 03.14.26
Reports on changes to the TS Bulletin mailing list: Harrisburg Area TSUG (HATS) dissolved after its December 1989 final issue, with former members now served by the Washington DC group (CATS). Announces the Quantum Leap User Group in Amarillo TX and notes that Dallas/Fort Worth TS users remain active but are not currently issuing a…
article, orig pub: 03.14.26, updated: 03.14.26
Wide-ranging editorial covering Sinclair community news for early 1990: rumors of Apple Mac and NeXT emulators for the QL, a new MS-DOS Cambridge laptop with 3.5-inch drives, the tenth anniversary of the Sinclair ZX-80, the launch of the Ottawa-Hull TSUG BBS (613-745-5534), and Harmer’s forthcoming books on ZX-81 assembly language, Tips/Tricks/Techniques, and the LDOS disk…
article, orig pub: 03.14.26, updated: 03.14.26
Comprehensive update on the Timex/Sinclair user group and newsletter landscape: Vancouver TSUG seeking material and a new editor; Larken Electronics calling for orders to determine whether to manufacture another run of at least 35 LKDOS controller boards; Real Gagnon’s French QL newsletter QLJDOC suspended due to employer bankruptcy; SINCUS (Johnson City NY) discontinuing its newsletter;…
article, orig pub: 03.14.26, updated: 03.14.26
Continuation of the Amateur Programmers’ Line column exploring a technique for packing 7-digit telephone numbers into 3 bytes of ZX-81/TS1000 RAM. Discusses the encoding strategy, edge cases (leading zeros, digit groups exceeding 255, null/empty numbers requiring reserved codes), and variable-length field design for memory-constrained database applications on orphan computers. Includes a short BASIC type-in program…
article, orig pub: 03.14.26, updated: 03.14.26
Reports on a September 1990 Ottawa-Hull TSUG meeting (5 members), noting continued use of Timex/Sinclair computers alongside IBM compatibles, and active BBS usage (613-745-5538, 300/1200 baud) including out-of-town callers. Dave Solly is club librarian and is active in TS2068 Pascal and IBM PC Turbo Pascal programming; a public domain Pascal compiler for TS2068 is on…
article, orig pub: 03.14.26, updated: 03.14.26
Essay examining whether amateur computer programming has become a niche hobby, comparing it to the historical arc of amateur radio building—mass-market in the 1920s, niche by the 1950s. Harmer surveys the ecosystem supporting amateur programmers: schools and universities (citing the origins of Pascal, FORTRAN, COBOL, UCSD Pascal p-code system, and Japanese LHARC compression utility in…
article, orig pub: 03.14.26, updated: 03.14.26
Brief notice that Mark Yost of Canton CT may be acquiring a stock of TS1000/TS2068 software tapes from a closed retail store, including M-SCRIPT, Vu-Cal, Vu-File, Timemachine BASIC compiler, Vu-3D, Aerco Print Master, Chess, 32/64 columns, and M-Term, at approximately $5.50 each.
article, orig pub: 03.14.26, updated: 03.14.26
News roundup covering several topics: Harmer’s experiments with an MS-DOS word processor and dot-matrix printer for producing TS Bulletin; his work on a short machine code text compression algorithm for orphan computers (ZX-81/TS1000, TS2068, C64) that achieves ~52% compression using an approach short enough to fit in ~400 bytes, unlike standard Huffman/LZ algorithms that require…
article, orig pub: 03.14.26, updated: 03.14.26
Editor Alan Moore discusses the newsletter’s new look following his purchase of a C.ITOH Prowriter dot-matrix printer and a Tasman parallel interface. He appeals to members to submit articles and programs rather than waiting for meetings, noting the challenge of filling each issue and praising consistent contributors.
article, orig pub: 03.14.26, updated: 03.14.26
Technical article presenting Z80 machine code routines that double the ZX81/TS1000’s tape save/load speed from 300 to approximately 600 baud. Includes BASIC poke-loader listings for embedding the routines in a REM statement, plus instructions for relocating the code above RAMTOP and saving arbitrary memory blocks rather than entire programs.
article, orig pub: 03.14.26, updated: 03.14.26
Relocatable machine code type-in program for the ZX81/TS1000 that allows scrolling the screen contents in any of four directions without wraparound. Before running, the user must lower RAMTOP to 38000 via three POKE commands; scroll directions (down, left, right) are accessed via RAND USR calls to addresses 30000, 30019, and 30039.
article, orig pub: 03.14.26, updated: 03.14.26
Machine code screen-saver type-in program originally published in the April issue of Your Sinclair. After a user-set delay of 1 second to 20 minutes the display blacks out to prevent TV screen burn-in; pressing any key restores the image. Includes machine code DATA statements and instructions for setting delay time.
article, orig pub: 03.14.26, updated: 03.14.26
Ed Grey reviews Silicon Mountain Computers’ ZX-TER*80, a full-featured terminal and file-transfer program for the ZX81, TS1000, and TS1500 by Fred Nachbaur. Highlights include selectable 40/60/80-column display, three adjustable windows, upper/lowercase keyboard redefinition, X-MODEM protocol, support for both the Westridge 2050 and Byte-Back modems, and extensive documentation. Requires a non-volatile memory board (SCRAM card) and…
article, orig pub: 03.14.26, updated: 03.14.26
An 8-byte Z80 machine code routine stored in a REM line for use with the ZEBRA Analog-to-Digital converter, suitable for low-speed sampling (once every several seconds). The disassembled code reads a specified port, delays for A-to-D conversion, and returns the result in the accumulator. A sample 10-reading BASIC wrapper is included.
article, orig pub: 03.14.26, updated: 03.14.26
Short BASIC subroutine (GOSUB 9200) that reports five memory figures at a glance: total RAM size, program size, display file size, variables memory used, and spare memory remaining. Accessed by appending lines 9200–9240 to any program.
article, orig pub: 03.14.26, updated: 03.14.26
Curated list of recommended TS/Sinclair suppliers with full mailing addresses: ZEBRA SYSTEMS INC. (NY), RMG Enterprises (OR), Thomas B. Woods (NH), The John Oliger Co. (IN), Weymil Corp. (WA), AERCO (TX), Fred Nachbaur / Silicon Mountain Computers (BC, Canada), and Byte-Back (SC). Readers are urged to send for catalogs.
article, orig pub: 03.14.26, updated: 03.14.26
Machine code utility that generates a REM statement of any length at any line number, allowing arbitrary amounts of machine code to be stored in a BASIC program’s REM line without tediously typing out each character. The routine is stored in a 63-byte REM line; after POKEing 63 values, a BASIC loader replaces itself with…
article, orig pub: 03.14.26, updated: 03.14.26
A collection of practical tips for TS1000 users: Hint #2 recommends HOT-Z as an assembler/disassembler/debugger for machine code work; Hint #3 recommends PRO/FILE for database needs (available from Tom Woods); Hint #4 advises drilling ventilation holes in the case to address voltage regulator overheating. Also notes keyboard label sheets from RMG Enterprises and the new…
article, orig pub: 03.14.26, updated: 03.14.26
Frank Holland announces that this issue is devoted entirely to the ZX81/TS1000 for the benefit of new members. Provides BBS access instructions for the Mile Hi TSUG sub-board on The King’s Market BBS (1-303-665-6091, accessible via PC-PURSUIT). Notes a growing collection of TS club newsletters covering homebrew hardware and modifications.
article, orig pub: 03.14.26, updated: 03.14.26
Step-by-step guide to adding a Zebra Systems RS-232 circuit board inside the TS2050 modem case, selectable via a 3PDT mini-switch mounted in the back panel. Rather than housing the circuit in a separate external box, Latker drills into the modem case, cuts PCB traces, adds jumper wires to pins 3, 17, and 22 of the…
article, orig pub: 03.14.26, updated: 03.14.26
Standing column dated February 27, 1986, cataloging programs held in the OHTSUG tape library. Sections cover TS1000/ZX81 programs (40 entries with cassette numbers), TS2000/Spectrum programs (2 entries), and TS2068 programs (19 entries including biorhythm, blackjack, astronomy, and cryptography programs). Includes a note about a Vu-File data tape for 2068 owners.
article, orig pub: 03.14.26, updated: 03.14.26
Glenn Read reviews Thomas J. Bent’s 8K ROM upgrade for the ZX81 operating system, which comes with a new 8K ROM chip and thorough documentation. New features include faster power-up initialization, automatic FAST mode for command-line entries, faster scrolling and CLS, improved tape error recovery, support for larger arrays, and tidied character set glyphs. Known…
article, orig pub: 03.14.26, updated: 03.14.26
Brief tip from ZX-APPEAL (Vancouver BC) reporting John Brohman’s experiment running the TAPE-OUT from one TS computer through a small FM transmitter and then into a second computer’s TAPE-IN via an FM receiver earphone jack. The wireless link worked reliably, and the author suggests it as a method for distributing programs at club meetings.
article, orig pub: 03.14.26, updated: 03.14.26
Brief news items about two upcoming TS1000 products from Silicon Mountain Computers: a SCRAM (static CMOS RAM) non-volatile memory board similar to the old Hunter Board, and SRAM Hi-Rez Extended BASIC adding 38 new commands plus hi-rez BASIC and 64-column support. Refers readers to the May 1987 issue of Computer Shopper for details.
article, orig pub: 03.14.26, updated: 03.14.26
Detailed review of ZEBRA SYSTEMS’ ZTERM-64 terminal program for the TS2068, used with their OS-64 column module ($29.95 each). The review covers the 16-line display limitation, phone number and macro storage, X-MODEM send/receive capability, buffer management, support for AEI/A&J microdrives, and a mystery ‘USER DEFINED DEVICE’ feature that proves to be undocumented. Concludes it is…
article, orig pub: 03.14.26, updated: 03.14.26
Frank Holland reports on new newsletter exchanges with the Ohio Timex group (Al Gedris / RAMTOP) and the Chicago Area Timex User Group (NITE-TIME NEWS). Notes the meeting time has moved to the 4th Thursday. Also relays that a bug fix is needed for the TiMachine BASIC compiler, with patch data included for 2068 users.
article, orig pub: 03.14.26, updated: 03.14.26
Editor Alan Moore reviews the C.ITOH Prowriter dot-matrix printer and the Tasman Centronics parallel interface. Both units are praised for clear documentation; the Prowriter’s multiple print modes and improved output quality are credited with the newsletter’s new look.
article, orig pub: 03.14.26, updated: 03.14.26
Brief news item reporting that the new owners of Sinclair are proceeding with a ‘Super Spectrum’ computer developed before the takeover. The machine is described as backward-compatible with all Spectrum software, using a Z-80H processor running at twice the clock speed of the Z-80A, with 128K RAM and a built-in cassette deck, initially priced at…
article, orig pub: 03.14.26, updated: 03.14.26
Bill Harmer argues that the ZX81/TS1000 can match much more expensive computers through smart programming. Practical tips cover maximizing memory via FAST/SLOW mode optimization, the difference between usable and nominal memory compared to other platforms, using sequential program modules, and two BASIC programming pitfalls: GOSUB nesting and PRINT AT screen-blanking.
article, orig pub: 03.14.26, updated: 03.14.26
Frank Holland notes that this shorter-than-usual issue is the result of spending time copying 23 cassettes (mostly C-60s) received in a large exchange with the Cleveland group, which included 2068 programs in games, graphics, sound, math, and utilities. Also mentions an unsuccessful newsletter exchange attempt with FOOTE SOFTWARE (Joe Williamson / SUM newsletter) and references…
article, orig pub: 03.14.26, updated: 03.14.26
Glenn Read reviews Thomas J. Bent’s 8K ROM upgrade for the ZX81 operating system, covering improvements in initialization speed, automatic FAST mode for command entry, faster scrolling, improved tape error recovery, large-array support, and character set corrections. Known bugs in LPRINT and DIVIDE are fixed. (Same article reprinted from May 1987 issue.)
article, orig pub: 03.14.26, updated: 03.14.26
Technical schematic (DRW No. SRC 0549) showing the wiring for a character select switch for the Sinclair ZX81 SCLD chip, allowing selection between character sets. The diagram includes pin assignments for the US connector and the SCLD chip, with an alternative IC noted. The listing was created 9/17/87.
article, orig pub: 03.14.26, updated: 03.14.26
Frank Holland reminds members of the BBS sub-board on The King’s Market BBS. Notes that member Roger Hunter has been documenting his QL-to-IBM/XT case conversion project on the BBS and has now prepared a complete write-up for this newsletter. Also notes that Fred Nachbaur (TS-1000 guru of Silicon Mountain Computers) lives in Nelson, BC —…
article, orig pub: 03.14.26, updated: 03.14.26
Comprehensive step-by-step guide to housing the Sinclair QL motherboard and microdrives inside an IBM PC/XT case. Covers removing and separating the QL top cover and case, installing a PC power supply, custom-wiring a mechanical-key keyboard (with new J11/J12 plugs), making ribbon-cable keyboard and expansion extensions, mounting the microdrives in their cut-apart case section, and troubleshooting.…
article, orig pub: 03.14.26, updated: 03.14.26
A comprehensive guide to accessing the WetWare Divisions UNIX-based BBS, which hosts a dedicated Timex/Sinclair special interest group. Covers login procedures, terminal emulation settings (VT-52, ANSI, DUMB) for various T/S models, conference navigation commands, essential UNIX commands, and XMODEM file transfer procedures for the TS2068 and TS1500 modems.
article, orig pub: 03.14.26, updated: 03.14.26
Surveys disk drive systems available for various Timex/Sinclair computers, discussing LarKen, JLO, AERCO, and Spectrum-compatible disk options along with cross-platform compatibility considerations. Also mentions disk interfaces for the QL and Cambridge Z88.
article, orig pub: 03.14.26, updated: 03.14.26
Monthly SincLink newsletter and contact log for January 1989 covering 51 entries of December 1988 activity. Documents user group meetings, reader correspondence on shareware disk format standardization, newsletter exchanges with numerous clubs, BBS system updates, news about the upcoming CapitalFest 1989 in Baltimore, and a Z88 BBS announcement. A detailed record of Bay Area T/S…
article, orig pub: 03.14.26, updated: 03.14.26
Full circuit documentation for converting the Sinclair QL’s 9600-baud serial RS232 output to Centronics parallel format, enabling use of standard parallel printers. Explains operation of the 74HC02 NOR gate, TL0556 timer, and 74HC164 serial-to-parallel shift register with detailed adjustment instructions for clock frequency (9600 Hz) and frame byte timing. Circuit schematic appears on the cover…
article, orig pub: 03.14.26, updated: 03.14.26
Implements a subset of Logo turtle graphics commands as SuperBASIC procedures for the Sinclair QL, including FD/BK (movement), RT/LT (turning), PU/PD (pen control), CIRCLEL/CIRCLER, SETPOS, DOT, SETX, SETY, SETH (heading), SETPC/SETBG (colors), CS (clear screen), and HOME. All loop and logical control uses SuperBASIC commands; the Logo procedures start at line 9000 so user programs…
article, orig pub: 03.14.26, updated: 03.14.26
Documentation and SuperBASIC listing for a Core War game implementation on the Sinclair QL, in which competing programs battle for control of memory. This was a popular programming challenge of the era, originally described in Scientific American.
article, orig pub: 03.14.26, updated: 03.14.26
Complete index of all SincLink newsletter issues published during 1988, listing file names, byte sizes, and article titles for each issue from 8801-2 through 8812. Provides a comprehensive reference for locating specific articles across the full year of SincLink archives, useful for members with access to the disk-based newsletter.
article, orig pub: 03.14.26, updated: 03.14.26
Reports complete results of the first Sinclair Northamerica Users Group charter-year officer elections, supervised by a Pasco County deputy election official (Mrs. Julia Bailey). Lists all candidates and vote counts/percentages for five offices: President (Mel Nathanson, 40 votes), First VP, Second VP, Secretary, and Treasurer. Also describes the group’s public domain software library plans and…
article, orig pub: 03.14.26, updated: 03.14.26
Explains techniques for stopping and backing up self-running TS1000 programs, including using the BREAK key, the STOP command for numeric input screens (SHIFT-A), and string input screens (delete quote, type STOP). For machine language programs, uses RAND USR 0 sequence to interrupt, then LIST and SAVE with GOTO line. Introduces a companion reprinted article on…
article, orig pub: 03.14.26, updated: 03.14.26
Presents two versions of a modified LOAD command for the ZX81/TS1000 that copies ROM routines into RAM and adjusts addresses to run there. Version 1 (SAVE the UnSAVEable) enables backup copies of self-running programs by scanning for ‘S’ keypress then jumping to the SAVE routine. Version 2 (LOAD the UnLOADable) recovers programs from tapes with…
article, orig pub: 03.14.26, updated: 03.14.26
Short BASIC program using nine POKEs (values 62,0,56,0,64,1,55,0,201 into locations 16514-16522) that permits making backup tapes of programs with non-standard beginnings or endings. After entry, add lines 60-110 to complete the program, which patches the LOAD command routine. Public Domain Library of Tim Ward.
article, orig pub: 03.14.26, updated: 03.14.26
Technical analysis of why some color monitors perform poorly with the T/S 2068 video output. Compares the 2068’s color vector phase angles to NTSC standards (e.g., Blue at 350° vs. 358°, Red at 116° vs. 112°) and identifies three engineering issues: color burst not synchronous with the waveform (3.579545 MHz vs. 14.112 MHz crystals), shortened…
article, orig pub: 03.14.26, updated: 03.14.26
Two practical tips for Larken disk users: (1) Speed improvement for COPY A DISK by changing all FALSE values in BASIC lines 5190 through 5200 to TRUE, cutting copy time approximately in half per a conversation with Larry Kenny; (2) General note that this change does not produce code as fast as machine code but…
article, orig pub: 03.14.26, updated: 03.14.26
Monthly SincLink contact log for February 1989 covering January 1989 activity (46 entries). Documents successful progress reading LarKen and JLO disk formats on the QL via direct sector read. Reports GUTS/SV meeting proceedings, reader correspondence on disk format standardization, newsletter exchanges with HATS, SMUG Bytes, KATS KNEWS, ZX-Appeal, Pixel Print Press, and other clubs. Includes…
article, orig pub: 03.14.26, updated: 03.14.26
Managing editor’s column discussing the distraction of spring cycling in the California hills, explaining recent newsletter production delays. Notes an ascent to Lick Observatory and upcoming cycling goals, and announces that the next two TimeLinez issues will be bi-monthly to maintain the annual subscription balance.
article, orig pub: 03.14.26, updated: 03.14.26
Monthly SincLink contact log for May 1989 covering April 1989 activity (approximately 37 entries). Includes the SincLink file directory listing for the Sn895 archive, summaries of disk format compatibility work, newsletter exchange updates, and user group meeting notes. File directory shows 193,386 bytes total for the Sn895 archive.
article, orig pub: 03.14.26, updated: 03.14.26
Proposes a system for indexing and full-text searching the SLIX (SincLink Information Exchange) permanent disk database. Describes the algorithm: chronological sort of directories and files into LIFO order, keyword extraction from capitalized words, sorting keywords (approximately 1 hour for a 55K file using Shell sort in SuperBASIC), deduplication, and interactive keyword search with cursor positioning.…
article, orig pub: 03.14.26, updated: 03.14.26
Partial international listing of Sinclair and Timex/Sinclair user groups with contact information. Omits groups from Israel, Mexico, New Zealand, Norway, Pakistan, Portugal, Singapore, and Spain due to space constraints. Primarily covers US groups with some international entries.
article, orig pub: 03.14.26, updated: 03.14.26
A landmark technical article proposing interim standards for expanding the TS2068 beyond its standard memory limits. Introduces a Bank Switching Controller (BSC) design using a standard PC expansion backplane (EVEREX SYSTEMS EV-168) and an adapter card (VIDJUP Co. design) that can address up to 16 megabytes of memory. Covers the Current Chunk Owner Table (CCOT),…
article, orig pub: 03.14.26, updated: 03.14.26
A short TS2068 BASIC program that generates random dandelion-like geometric patterns using INK, DRAW, and trigonometric functions. The program uses nested FOR loops to generate varying sizes, spoke counts, ink colors, and positions for each dandelion. A second ‘Just for Fun’ variant uses INPUT to accept x, y, and step parameters for generating continuous spirograph…
article, orig pub: 03.14.26, updated: 03.14.26
SuperBASIC program implementing the logistic map chaotic attractor for the Sinclair QL. Uses WINDOW, FOR/NEXT loops, and POINT commands to visualize the behavior of x = rx(1-x) across parameter values r = 2.978 to 4. The program contains a deliberate or accidental bug; readers are invited to find and correct it. A second shorter variant…
article, orig pub: 03.14.26, updated: 03.14.26
Monthly SincLink contact log for April 1989 covering March 1989 activity. Includes the SincLink file directory listing (Sn894_dir and related files), newsletter exchange summaries, updates on reading/writing various T/S disk formats on the QL, and user group meeting reports. The HATS (Harrisburg Area T/S Users) newsletter exchange is noted.
article, orig pub: 03.14.26, updated: 03.14.26
Documents a cable or connection method for interfacing the Cambridge Z88 portable computer with the Sinclair QL,.
article, orig pub: 03.14.26, updated: 03.14.26
Review of the book “Z88 Computing” by Ion Sinclair, covering the Cambridge Z88 portable computer.
article, orig pub: 03.14.26, updated: 03.14.26
Monthly newsletter exchange column presenting excerpts from exchanged publications. This issue includes items from the Sinclair Louisville Users Group (Sep 88) featuring a tape backup utility, and from the Jan. 89 QZX Newsletter covering tape unlocking and color monitor technical issues with the TS2068.
article, orig pub: 03.14.26, updated: 03.14.26
Reference guide to selected Sinclair QL system variables with addresses, sizes, and usage notes. Covers RAMTOP+1 (memory expansion detection at 163950), SCREEN_CTD (TV mode status at 163990), SCREEN_STATUS (screen activity at 163991), NET# (network number at 163995), REPEAT_DELAY (163986 word), REPEAT_FREQ (163952 word), and CAPS_LOCK (163976 word, noting a correction to a previous TimeLinez article).…
article, orig pub: 03.14.26, updated: 03.14.26
TS2068 BASIC program reproducing the banner-printing section of Bob Orrfelt’s WP32 word processor, adapted for compilation with TimeMachine for much faster execution. Generates large horizontal banners in 1-inch or 2.5-inch letter sizes using LPRINT to the TS2040 printer. The listing handles user input for banner text, character bitmap extraction, and formatted output with proper acknowledgment…
article, orig pub: 03.14.26, updated: 03.14.26
Corrected QL SuperBASIC chaos program responding to the challenge posed in issue 4. Replaces POINT with BLOCK for the physical coordinate system, and randomizes the value of r (r = 5 + 512*(r-3)) rather than sweeping sequentially, causing the full bifurcation diagram structure to become visible progressively rather than rendered one line at a time.…
article, orig pub: 03.14.26, updated: 03.14.26
Second QL chaos program adapted from Scientific American, implementing a chaotic attractor with parameters a=2.24, b=0.43, c=-0.85, d=3.4. Colors plotted points based on distance moved between iterations (INK 7, 5, or 3 depending on distance thresholds). Uses POINT in a SCALE coordinate system with repeating REPEAT loop. Full SuperBASIC listing provided.
article, orig pub: 03.14.26, updated: 03.14.26
TS1000 BASIC program (approximately 2K) that calculates the Medicare catastrophic illness income surtax enacted for tax years 1989-1993. Supports all filing statuses (1-5), handles both-spouses Medicare eligibility and living-together scenarios, and computes taxes for each year based on legislated rate schedule (e.g., $800 ceiling in 1989, rising to $1050 by 1993). Displays a year-by-year table…
article, orig pub: 03.14.26, updated: 03.14.26
Wiring diagram for a homemade RS232 cable connecting the Cambridge Z88 (DB9 male) to an IBM PC (DB25 female), tested with PROCOMM software on the IBM. The cable also works for connecting the Z88 to the TS2068 via a Z-S10 interface (attached to the modem cable end), and for linking the QL SER2 port to…
article, orig pub: 03.14.26, updated: 03.14.26
Detailed hardware design for replacing the TS2068’s HOME ROM and EXROM without opening the computer case, using the cartridge slot to intercept the bus enable (BE) signal. Three designs: HOME ROM bypass (Figure 1) using BE-driven suppression of ROMCS in combination with external ROM/RAM; EXROM relocation (Figure 2a) by physically remounting the chip with full…
article, orig pub: 03.14.26, updated: 03.14.26
Brief editorial celebrating TimeLinez’s sixth birthday and introducing the main technical article on TS2068 memory expansion by William J. Pedersen. Notes a change in meeting schedule for the Silicon Valley Users group (now third Wednesday of each month starting in August), and mentions two new BBS systems serving the Bay Area community.
article, orig pub: 03.14.26, updated: 03.14.26
Reports that Ablex, the sole manufacturer of QL microdrive tape cartridges, may cease production after 1989 due to unavailability of BASF magnetic tape. Recommends QL users convert to 3.5″ disk drives, citing four reasons: UK software increasingly ships on 3.5″ media, reliability advantages, reduced drive cost ($75-85 with media at $0.59 from MEI), and availability…
article, orig pub: 03.14.26, updated: 03.14.26
Enthusiastic recommendation for Dan Elliott of Promise Land Electronics (Cabool, MO) for repair, upgrading, and custom building of ZX/TS computers. Reports fast service and very reasonable prices; cites a recent example of a TS2068 repaired for $25 that the sender had given up on. Provides weekend and evening phone numbers.
article, orig pub: 03.14.26, updated: 03.14.26
Summary of the S.N.U.G. national meeting held May 6, 1989, attended by approximately 35 members with Frank Davis serving as spokesperson in Mel Nathanson’s absence. Reports the confirmed election results for all five officer positions, thanks all candidates, and lists all candidates with withdrawn candidates removed from the tally.
article, orig pub: 03.14.26, updated: 03.14.26
Brief announcement that RMG now offers their complete product catalog on Larken-format disk using TASWORD III word processor, available for $3. Also announces a $12/year monthly disk mailing service with catalog updates and at least 3 public domain programs per year, ready to run. Combined order includes $60 in coupons.
article, orig pub: 03.14.26, updated: 03.14.26
One-line bug fix for the TiMachine compiler for the TS2068: change the POKE value in line 106 from 32880 to 33880 to correct an error.
article, orig pub: 03.14.26, updated: 03.14.26
Two-part announcement for the ZED-88 BBS, dedicated exclusively to Cambridge Z88 users and located on the US East Coast (703-968-9433, Northern Virginia). Part 1 previews the BBS with approximately 200 files planned and invites interest gauging before the August 1st official launch. Part 2 confirms the BBS is open in beta test mode with about…
article, orig pub: 03.14.26, updated: 03.14.26
Two combined SincLink newsletter issues covering June and July/August 1989 activity. Includes file directory listings for Sn895 and Sn896 (Sn896_dir at approximately 193,386 bytes), newsletter exchange index for June (ScB906) and July/August (ScB907-8), SincLink subscriber list with renewal notices, and SincLink information page. Lists several print multiple-column and newsletter exchange items for both months.
article, orig pub: 03.14.26, updated: 03.14.26
A QL SuperBASIC program that scrolls up to 10 user-entered text strings across the screen in a repeating banner display. Originally written on the ZX81, adapted for the QL with MODE 8, STRIP, and CSIZE commands. Includes keyboard interrupt to re-enter strings or clear data. Full program listing with continuation on the back page.
article, orig pub: 03.14.26, updated: 03.14.26
A 2068 BASIC program that rotates the character set 90 degrees, allowing the Timex 2040 printer to print spreadsheets and other content sideways for wide columns. Author also offers a machine code version (1,024 bytes) that runs approximately 3x faster, available on tape or disk by request. Disassembly also available.
article, orig pub: 03.14.26, updated: 03.14.26
Reprint of a brief item from the San Francisco Chronicle (February 18, 1987) reporting Clive Sinclair’s announcement of a new small laptop computer weighing under two pounds, IBM-compatible, priced at $350–$700, and believed to be the Z88.
article, orig pub: 03.14.26, updated: 03.14.26
Partial listing of SAVE commands and tape header parameters for popular commercial 2068 programs including Chess by Psion, VU-File, VU-Calc, VU-3D, Oliger Print Driver, 32-Print 88, and Zeus Assembler/Monitor. Intended to assist users converting cassette software to disk.
article, orig pub: 03.14.26, updated: 03.14.26
Describes a technique for protecting a BASIC program from being MERGEd by saving it as machine code using the SAVE…CODE command with the program’s starting address and length. Program runs normally when loaded as CODE, continuing after the SAVE command.
article, orig pub: 03.14.26, updated: 03.14.26
Correction and addendum to the February 1987 multi-tasking article on IM2 interrupts on the TS2068. Clarifies SCLD chip behavior (places 255 on the bus during interrupts), reducing the needed interrupt table to 2 bytes. Also recommends disabling BIT 6 of port 255 during IM2 initialization, adding NOPs, and ending interrupt service routines with RETI rather…
article, orig pub: 03.14.26, updated: 03.14.26
A QL SuperBASIC program for printing mailing labels on a full-size printer. Menu-driven with options to print return address labels, all addresses from a built-in DATA file, selected addresses, or manually entered data. Supports four font modes (regular, enlarged, condensed, combined) and doublestrike. Address book stored in DATA lines with optional extended fields.
article, orig pub: 03.14.26, updated: 03.14.26
Combined meeting report for the GUTS/SV (Group Using Timex Sinclair / Silicon Valley) user group covering the January 27, 1987 meeting. Includes proposed future meeting topics (Bob Orrfelt on video modes, Pat Morrissey on hardware, TS1000/Aerco disk demo), plans for video taping meetings, SincLink publication history, and new member announcement from Romania.
article, orig pub: 03.14.26, updated: 03.14.26
Meeting report for the East Bay Z80 User Group (February 26, 1987). Topics include progress on securing a permanent meeting room at the library, upcoming joint meeting announcement, note about the PC8300 ZX81/TS1000 clone ($29.95) spotted in BYTE magazine, David Gray’s RLE graphics downloading work, and a request for help connecting two computers via a…
article, orig pub: 03.14.26, updated: 03.14.26
Announces the launch of a TIMEX/Sinclair Special Interest Group (SIG) on the LogOn Unlimited BBS in San Mateo, CA (415-571-6911). Describes upload/download capabilities for 2068, Spectrum, and QL software, plus plans for ZX81/TS1000/TS1500 files. Explains the message base system, access registration, and relationship to other LogOn boards.
article, orig pub: 03.14.26, updated: 03.14.26
Editorial announcing Walt Gaby’s handover of the Managing Editor role to Norm Lehfeldt after two years. Notes that Mockridge produced this interim April issue due to the volume of arriving articles and the timing of the transition.
article, orig pub: 03.14.26, updated: 03.14.26
Detailed physical and electrical examination of the PC8300 TS1000 clone from American Design Components. Covers case dimensions, keyboard (42 keys), chip complement (Z80 CPU, c4005 ULA, AMI 8444 ROM, TMM 2216 RAM), external bus compatibility with ZX81/TS1000, and the author’s repair experience after accidental reverse-polarity power damage. Notes machine code programs cause a looping problem.
article, orig pub: 03.14.26, updated: 03.14.26
Step-by-step guide to installing the Zebra RS-232 circuit board inside the TS2050 modem case with a 3PDT switch for selecting between modem and RS-232 modes. Includes wiring diagrams, pin assignments for a Xerox Memorywriter connection, and BASIC software for driving the printer via the RS-232 port. Uses DS14C88/DS14C89 CMOS driver chips to reduce heat.
article, orig pub: 03.14.26, updated: 03.14.26
A QL SuperBASIC program simulating orbital mechanics around a central planetary body. The orbiter starts above the planet and can be given directional thrust using the joystick, allowing demonstration of circular and elliptical orbits. Converted from a C-128 version written by Doug Fries. Author notes the QL runs the program faster than the C-128.
article, orig pub: 03.14.26, updated: 03.14.26
Report on the first joint meeting of Bay Area, Sacramento, and San Joaquin Valley Timex/Sinclair user groups (March 15, 1987). Notes discussion of a possible T/S Fest in the Bay Area in 1988, announcement of the Merced Group BBS running on a 2068, and demonstration of Bob Orrfelt’s corrected and updated 2068 EPROM.
article, orig pub: 03.14.26, updated: 03.14.26
A TS2068 BASIC program that draws intricate floral patterns using polar-coordinate equations. Based on mathematical equations from Oleg D. Jefimenko’s 4/86 article, the program draws overlapping circles with petals using adjustable parameters for number of flowers, petal count, radius, step sizes, and curve factor. Author recommends saving with SCREENS.
article, orig pub: 03.14.26, updated: 03.14.26
Editorial describing the transition to desktop publishing using the Front Page QL software from GAP Software. Explains the workflow for creating the masthead using Artworks on the 2068 and converting to RLE for import into Front Page. Candidly reviews Front Page’s bugs (corrupted files on save, no file deletion, minimal error trapping) and its strengths…
article, orig pub: 03.14.26, updated: 03.14.26
Review of Lloyd Dreger’s 213+ page self-study manual for Z80 assembly language on the TS2068. Covers computer number systems, Z80 code, internal machine code, and peripherals. Reviewer notes addresses are primarily in decimal rather than hexadecimal and considers this a good reference work. Highly recommended.
article, orig pub: 03.14.26, updated: 03.14.26
Review of Lloyd Dreger’s 248+ page commented TS2068 ROM disassembly with assembly language notes and cross-references to the Sinclair Spectrum. Reviewer notes addresses are in decimal with Z80 code in hexadecimal, and that the 9-page Spectrum/Timex cross-reference table provides both decimal and hex addresses. Serious students still need Dr. Logan’s Spectrum ROM Disassembly for program…
article, orig pub: 03.14.26, updated: 03.14.26
Brief product review of the PC8300 ZX81/TS1000 compatible clone from American Design Components. Describes keyboard similar to the TS1500, added joystick port, TV/monitor ports, power LED, sound, auto line numbering, and built-in 2K RAM. Notes tape programs are auto-detected and converted to PC8300 format on load, making PC8300 programs incompatible with the TS1000.
article, orig pub: 03.14.26, updated: 03.14.26
Detailed chip-level and hardware analysis of a TS1000-compatible clone, described in the issue’s table of contents as Bob Orrfelt digging into a home-made TS1000 clone. Specific article content is heavily disrupted by OCR column layout breakdown.
article, orig pub: 03.14.26, updated: 03.14.26
A 2068/Spectrum BASIC program that generates a magic square derived from a birthday number. Uses mathematical relationships to create a grid of numbers with equal row/column sums. Article notes the program is fun but not reliable for gambling.
article, orig pub: 03.14.26, updated: 03.14.26
Report on the May 17, 1987 Peninsula User Group meeting. Features three member presentations: Norm Lehfeldt on Front Page DTP for the newsletter, Tim Swenson on Cellular Automata on the QL. Notes new software catalog from Silicon Valley and upcoming plans to form a Sinclair Faire committee.
article, orig pub: 03.14.26, updated: 03.14.26
A QL SuperBASIC utility for encrypting and decrypting Sinclair ASCII text files using a password. The password is hashed to seed a pseudo-random number generator; each character’s ASCII value is offset by a random 1–4 value. The same seed and process allows decryption with the correct password. Includes full listing with Encode, Decode, and Instructions…
article, orig pub: 03.14.26, updated: 03.14.26
A 2068 BASIC program that generates two types of graphs (bar or pie chart) from either data entered at runtime or a mathematical equation. User specifies number of items and selects graph type. Includes PLOT/DRAW rendering routines.
article, orig pub: 03.14.26, updated: 03.14.26
Analysis of the 1986 Tax Reform Act’s impact on 1986, 1987, and 1988 tax liabilities, presented as six comparison tables with a detailed worked example for a two-income household. Shows changes to medical deduction thresholds, elimination of sales tax and union dues deductions, and modified standard deductions. Includes a short QL program to reproduce the…
article, orig pub: 03.14.26, updated: 03.14.26
Meeting report for the East Bay Z80 User Group (May 28, 1987 at Temescal Branch, Oakland Library). Darwin Thompson reports on the 1987 Midwest T/S Fest (approximately 800 attendees, QL computers for $99). Pat Morrissey updates the group on the LogOn BBS T/S SIG in San Mateo.
article, orig pub: 03.14.26, updated: 03.14.26
First-person report on the 1987 Midwest Timex/Sinclair Fest in Indianapolis (May 2–3), with approximately twice the attendance of the 1986 event. Covers the Friday dinner gathering of 12 T/S master programmers and vendors, 55+ vendor booths with demonstrations and bargain prices (QLs for $99, 64K RAM packs for $25), notable people encountered, and 12 user…
article, orig pub: 03.14.26, updated: 03.14.26
Review of Spectera-64 version 4.1 for the TS2068, highlighting 1200 baud capability, 64-column display without hardware add-ons, and a 7K programmable overlay area. Notes the overlay system allows adding auto-dialers, RLE decoders, and other utilities. Cautions that 1200 baud requires an RS-232 interface rather than the TS2050 modem.
article, orig pub: 03.14.26, updated: 03.14.26
A stereoscopic 3D drawing created on the 2068 using Artworks software, designed for free-fusion viewing (relaxing eyes until the two images merge). Objects appear at different depth levels. Author posted the drawing on CompuServe as an RLE graphic and plans to bring a viewer to the June PUG meeting.
article, orig pub: 03.14.26, updated: 03.14.26
SincLink column reporting on GUTS/SV meeting (May 27, 1987). Steve Nichols demonstrates five TS1000 programs. Mark Wahl announces forthcoming articles on CMDS static RAM bank-switching (16K to 254MB) and TS1000/TS2068 X-MODEM communications. Terry Greenlee demos TS1000 as a terminal via TS2050 modem. Notes Don McRae’s search for help converting ZX Spectrum knitting programs.
article, orig pub: 03.14.26, updated: 03.14.26
Reprint of patch instructions for a bug in TimeMachine (a BASIC compiler for the Spectrum and TS2068) affecting large programs compiled using XD and XE directives for data statements. Provides corrected BASIC lines and DATA statements for both Spectrum and TS2068 versions.
article, orig pub: 03.14.26, updated: 03.14.26
Review of Pete Fischer and Steve Ishii’s updated 96-page telecommunications guide, praising the expanded format, coverage of all T/S hardware and software for modems and comms, BBS listings with screen reproductions, and operating procedures. The larger format (8.5×11) addresses readability complaints about the first edition. Price increased to $7.50 postpaid.
article, orig pub: 03.14.26, updated: 03.14.26
Editor’s note on CompuServe’s new GIF (Graphics Interchange Format), supporting images up to 16,000 dots per side in up to 256 colors from a 16-million color palette. Notes CompuServe’s limited initial release of decoders and Don Thompson’s intention to write a QL decoder once documentation becomes available.
article, orig pub: 03.14.26, updated: 03.14.26
Editorial reflecting on one year as TIMELINEZ editor, describing the organizational upheaval including SincLink’s separation, rejoining, and final re-integration with TIMELINEZ. Announces that American Micro Connection now covers printing costs, resolving financial issues. Solicits Timex-platform articles, noting the current issue is heavy on QL content.
article, orig pub: 03.14.26, updated: 03.14.26
A Sinclair QL SuperBASIC program that analyzes a paycheck’s deductions. User answers 9 questions about a weekly/monthly pay period and the program displays gross pay, FICA, federal/state/city taxes, United Way, credit union, and insurance as both dollar amounts and percentages of gross. Option to print results on a serial printer.
article, orig pub: 03.14.26, updated: 03.14.26
Introduction to the free Tymnet online information service as a safe testing ground for beginning modem users. Explains connection procedure (terminal ID ‘A’, login ‘INFORMATION’) and provides a list of local Bay Area Tymnet access numbers for cities including Oakland/Alameda, Belmont, Burlingame, Concord, Fremont, Los Altos, Napa, Pleasanton, and San Francisco.
article, orig pub: 03.14.26, updated: 03.14.26
A Spectrum/TS2068 BASIC program that progressively reduces the active screen display through a series of PLOT/DRAW and PRINT operations, creating a visual effect of the display shrinking to a smaller and smaller area. Submitted as an entry in a proposed ‘most outrageous program’ contest.
article, orig pub: 03.14.26, updated: 03.14.26
Review of War in the East, the only QL wargame available at the time of writing. Player commands German Wehrmacht units against Soviet computer-controlled forces on an accurate Eastern Europe map. Each side has 30–40 units; turns take approximately 45 minutes. Notes good gameplay for wargamers, save-game feature, and purchase of all four scenarios.
article, orig pub: 03.14.26, updated: 03.14.26
Review of the Microdeal QL Flight Simulator. Wire-frame graphics update approximately twice per second; reviewer notes the keyboard memory control scheme makes it easy to overcorrect and enter unrecoverable spins. Overall assessment is average. Described as the only flight simulator available for the QL.
article, orig pub: 03.14.26, updated: 03.14.26
Table of contents and file listing for SincLink SLIX disk files, Volume 6 issues 10–11 (October–November 1988). Lists files covering SincLink news, financial report, SLIX progress, contacts, and newsletter exchange labels. Provides supported disk formats (TS2068, QL, IBM, Amiga, Mac, etc.) and instructions for mailing disk exchanges to Bill Miller.
article, orig pub: 03.14.26, updated: 03.14.26
Review of the Commodore 1520 printer/plotter as interfaced to the TS2068 via John McMichael’s interface board (available as bare board, kit, or assembled; $15–$30). Covers PIC-PLOT and SCREEN-TO-PLOTTER software, print quality (fine lines; results vary by image complexity), speed (7 minutes to over an hour), and OKIMATE 20 color printer compatibility. Includes detailed wish list…
article, orig pub: 03.14.26, updated: 03.14.26
Announcement of the formation of S.N.U.G. (Sinclair North America Users Group) as a national coordinating organization for Sinclair/Timex users and groups. Details membership dues ($12 individual, $15 user group), initial membership goals (100 by January 1989, 300 by July 1989), planned services including a public domain software library, quarterly publication, vendor complaint follow-up, and calendar…
article, orig pub: 03.14.26, updated: 03.14.26
Christmas season editorial surveying recent T/S product releases: Pixel Print Professional (DTP with bank-switching, 64-column printing for TS2068), Graphit-1 charting software from Bottle Cap, QL business/financial titles from Emsoft, Meta Media Productions smart terminal for QL, Digital Precision IBM emulator for QL (95% compatibility claimed), and the Cambridge Z88 laptop. Encourages readers to buy hardware…
article, orig pub: 03.14.26, updated: 03.14.26
A TS2068 BASIC program for composing and printing short personalized notes or letters on the Timex 2040 printer. Addresses are stored in DATA lines starting at line 3801 with an index in line 1700. The program can save in two copies (GO TO 4000) and allows different content each time while reusing the stored address…
article, orig pub: 03.14.26, updated: 03.14.26
A collection of three SuperBASIC productivity tips for the Sinclair QL: using the slash-zero character (CTRL+SHIFT+FP) in printer output for program listings, the screen-redraw key (SHIFT+F5) in Psion applications, and using CTRL+F5 to pause on-screen scrolling in SuperBASIC without Toolkit II. Tips are particularly useful for Quill word processor users.
article, orig pub: 03.14.26, updated: 03.14.26
Tips and a QL SuperBASIC program for transferring files from the Cambridge Z88 to the Sinclair QL using the Z88 Export menu. The included listing reads ASCII text lines transmitted from the Z88 over a serial connection, handling the Z88 newline convention. Also covers the SKIP procedure for interrupting transfers with ESC.
article, orig pub: 03.14.26, updated: 03.14.26
The SincLink running log of phone calls, letters, and meeting reports for the GUTS/SV group, covering October–November 1988. Notable items include: Rex Lund’s theatrical light board controller project; Tim Swenson’s 40-track QL disk drive acquisition; discussion of TS1000/TS2068/QL file format compatibility for the 1989 T/S Fest in Washington DC; William Pedersen’s proposed TS2068 bank-switching and…
article, orig pub: 03.14.26, updated: 03.14.26
SincLink Shareware Article (file ss88915a) outlining a project to enable Timex Sinclair computers to communicate with Amiga, Apple II, Atari, Commodore, CP/M, IBM, and Macintosh systems via RS-232 serial ports. Describes the required hardware (serial port interface for each machine type) and outlines the minimum software requirements: format a disk, get a directory, view a…
article, orig pub: 03.14.26, updated: 03.14.26
The SincLink running log of phone calls, letters, and meeting reports for November–December 1988. Notable items include: a SHAREWARE FILE WARNING for file ts8872ba (QL to PC Clone Cable diagram has errors — do not use); GUTS/SV meeting report (November 30) with Bob Kuster’s TS2068 JLO disk library; TSPUG meeting report (November 20) with Rex…
article, orig pub: 03.14.26, updated: 03.14.26
Tutorial explaining linked list data structures for QL SuperBASIC programmers. Covers the concept of pointer-based dynamic ordering, where records store pointers to the next item rather than maintaining physical sort order. Includes a working type-in program demonstrating insertion (handling empty list, front insertion, end insertion, and mid-list insertion) and sorted printout.
article, orig pub: 03.14.26, updated: 03.14.26
Reprinted brief items from three newsletters: a QL CLS curiosity tip (CLS 160 causes an odd display reset on the QL) from the BEZUG newsletter; a note on TS computer virus safety from the CCAT/S User Group Plotter (TS computers with self-contained ROM operating systems are immune to OS-based disk viruses); and a notice from…
article, orig pub: 03.14.26, updated: 03.14.26
Meeting notes from the April 30 Silicon Valley Sinclair Technology User Group meeting. Terry Greenlee demonstrated the TS-2068 Library Tape; Bill Miller demonstrated the Damco Wafadrive with Spectral Writer software. Upcoming meeting dates listed.
article, orig pub: 03.14.26, updated: 03.14.26
Two reports on the Cincinnati T/S ComputerFest from the May 86 RANTOR NL (Cleveland) and the March 1986 Atlanta T/S User Group newsletter. Both describe the large crowds, high sales of QL computers and disk drives, and many user groups in attendance. One reporter meets Eric Truegas, Joe Williamson, Tom Woods, and others.
article, orig pub: 03.14.26, updated: 03.14.26
Announces a Timex/Sinclair Swap Meet on July 20, 1986, at Peninsula Hospital, Burlingame, open to all T/S users and groups. Also announces a year-long contest awarding points for TIMELINEZ contributions, with the winner receiving a new TS-2068.
article, orig pub: 03.14.26, updated: 03.14.26
A short machine code routine for the TS-2068 that displays a memory map of the computer by scanning every other address and plotting a dot if non-zero content is found. Relocatable; called with RANDOMIZE USR n. Also includes POKE modifications for Spectrum compatibility and for scanning every byte rather than every other.
article, orig pub: 03.14.26, updated: 03.14.26
The history of PUG’s prisoner computing aid program, started in 1982 when George Mockridge responded to a letter from a Nevada prisoner who had bought a Sinclair ZX-81. Describes the ongoing correspondence, equipment donations, and how inmates learned BASIC and eventually computerized their prison’s Parole and Probation Office. Includes contact information for donations.
article, orig pub: 03.14.26, updated: 03.14.26
A SuperBASIC program for the Sinclair QL to display off-line CompuServe RLE (Run-Length-Encoded) graphics files. Explains how to download files via MTERM, details the RLE format, and provides notes on color changes and printing using QDUMPS utility.
article, orig pub: 03.14.26, updated: 03.14.26
Peninsula User Group news: upcoming July swap meet details; Jack Dohany’s AERCO CPM terminal connected to TS-2068; Rex Lundgren on peripheral removal damage; TIMELINEZ receives trademark dispute letter from a company using the name ‘TIME LINE’; Pat Morrissey finds pro bono attorney.
article, orig pub: 03.14.26, updated: 03.14.26
A BASIC program for the Sinclair QL that generates all possible words that a phone number could spell, useful for creating memorable vanity numbers. Prints possibilities in pages; last ‘word’ ends with ‘FINE’.
article, orig pub: 03.14.26, updated: 03.14.26
At the May 27 SVSTUG meeting, Mark Waller demonstrated a battery-operated TS-1000. S.N. Stein showed an engineering department Spectrum trouble-shooting manual and what appears to be a prototype TS-2020 cassette recorder. Notes on new member Bill Phillips and Henry Pollard’s search for a cheap TS-2068.
article, orig pub: 03.14.26, updated: 03.14.26
A short BASIC program for the Sinclair QL that solves jumbled word puzzles of 2-6 letters. Developed by Robert Fischer as a shorter, more flexible version of a program from an earlier SUM newsletter issue.
article, orig pub: 03.14.26, updated: 03.14.26
Reprints from other newsletters: A+ Computer Response (New Hampshire) has purchased the entire North American Sinclair supply and become the new QL distributor. Includes a QL bundled software cloning tip from SUM NL (Florida): using the CLONE program on each cartridge to make backups.
article, orig pub: 03.14.26, updated: 03.14.26
Combined listing of available tapes in the EBZUG Library (as of April 28, 1986) and the PUG/SVSTUG Library (as of April 20, 1986). Covers games, utilities, word processors, and other programs for the TS-2068 and Spectrum.
article, orig pub: 03.14.26, updated: 03.14.26
A BASIC drawing program for the ZX81 and TS-1000 that uses the Q/A/P/O keys to move a cursor on screen. Supports drawing mode, erase mode (E key), and clear screen (C key). Features an always-on flashing cursor.
article, orig pub: 03.14.26, updated: 03.14.26
A BASIC program for the TS-2068 that generates a printed Dec-Hex-Binary lookup table using the LPRINT command. Designed as a reference aid when writing assembly code; especially useful for visualizing bit patterns for logic commands and bit manipulation.
article, orig pub: 03.14.26, updated: 03.14.26
Report on the April 24, 1986 EBZUG meeting: discussion of Amstrad’s acquisition of Sinclair; reports on Computer Faire and swap meets; TS-1000 library updates with new modem/BBS software; Woody reporting on OX-Tour kits; David Gray and Kirk Adams demonstrated software including a 2068 80-column word processor in BASIC.
article, orig pub: 03.14.26, updated: 03.14.26
Short editorial appeal from Fred Templeton warning that the upcoming June issue (the 3rd Anniversary Issue) will be the last unless members submit articles. Also mentions a personal hardware project converting the TS-2048 EXROM to a 16K EPROM.
article, orig pub: 03.14.26, updated: 03.14.26
A BASIC program for the TS-2068 that converts decimal numbers to binary and binary back to decimal, including fractional and whole numbers. Also includes a printed Dec-Hex-Binary reference chart. Submitted as a useful aid when writing assembly code.
article, orig pub: 03.14.26, updated: 03.14.26
Reprinted clippings: PC market share table (through 1985) from Wall Street Journal; telephone long-distance equal-access dialing tips; CST Thor (QL successor) machine announced for PCW Show September; Timex sells 800,000 TS-2068/2048 units to Poland with technology transfer agreement.
article, orig pub: 03.14.26, updated: 03.14.26
Letter from TAS BAM Users’ Group (Safety Harbor, FL) describing George Fetherman’s modifications to Tom Woods’ PRO/FILE database program for use with the Rotronics Wafadrive. New features include revised menus, Wafadrive save/load, catalog, move, and format commands, and toggle for bold characters on the 2040 printer. No loss of data file space.
article, orig pub: 03.14.26, updated: 03.14.26
Instructions for converting the Spectrum Art Studio (or Extended Art Studio) program to work with the AERCO Centronics parallel printer interface. Requires POKEing 26 bytes into memory before running; step-by-step customization procedure for selecting the print driver. Also notes a local LA-area ZX users group and the Timex Exchange BBS.
article, orig pub: 03.14.26, updated: 03.14.26
Explains how the TS-2068 can auto-dial phone numbers using BASIC OUT commands to the modem port. Presents Randy Kale’s original 1984 CompuServe routine and a more advanced variation integrated into Tom Woods’ PRO/FILE address book program for automatic telephone dialing from stored records.
article, orig pub: 03.14.26, updated: 03.14.26
A game program originally written for the TS-1000 and then adapted for the TS-2068. A ball starting at the top of the board travels binomially to the bottom; landing spaces pay out $2 to $100 but the ‘Jinxed’ number causes a loss. Supports 2-4 players.
article, orig pub: 03.14.26, updated: 03.14.26
At the June 24 GUTS/SV meeting, Bob Kuster demonstrated his new QL with new attendee Mark Wahl. Notes new member Don Elliott; Radoslav Breznikar seeks TS-2068 repair address (Timex Service Center, Little Rock, AR); Eric Bosch converting Spectrum computers to NTSC TV. Upcoming meeting schedule.
article, orig pub: 03.14.26, updated: 03.14.26
Compilation of user group news and tips: Rex Lundgren finds assembly problem in TS-1500 ribbon cable that is starting to crack; notes on TS-1000/Stringy Floppy compatibility; VU-CALC formula count increase from 100 to 128; SUM Newsletter merging into TIME DESIGNS; Extended Basic for TS-1000/1500 with 22 new commands now available; John Warburton attending British Personal…
article, orig pub: 03.14.26, updated: 03.14.26
Fourth installment of a recurring collection of short programs, POKE tricks, and machine code snippets for the TS-2068. Includes: printer on/off check; absolute line drawing PLOT/DRAW idiom; SCREENSAVE machine code routine; line edit at top of screen POKE; free memory in Spectrum mode; screen invert loop; COPY all 24 lines to printer; border color from…
article, orig pub: 03.14.26, updated: 03.14.26
East Bay Z80 User Group news: library donations (SAMS Photofacts, books, Wampus software items, computer books); hardware demonstrations by members including Russ English’s TS-2068 disk drive system with bank switching, Wayne Seibel’s speech synthesis unit he built himself, Dale Ahlstrom’s TS-1000 with AERCO disk interface and Oliger color video board, Fred Templeton’s machine code word…
article, orig pub: 03.14.26, updated: 03.14.26
Reprinted programming tips from several newsletters: ‘More Tips on String Storage’ by Mark Fisher (CATS NL, Bladensburg MD) on storing numbers larger than 255 in string characters using powers of 256. Also: elapsed time subroutine tip (CATS NL); Tasword II AERCO Centronics Interface POKE fixes (Synapse NL, Central PA); Hacking Jet Set Willy with game-modifying…
article, orig pub: 03.14.26, updated: 03.14.26
Showcase of RLE (Run-Length-Encoded) graphics downloaded from CompuServe and decoded on the TS-2068 and Sinclair QL. Displays examples from CompuServe Picture Support Forum, FBI Ten-Most-Wanted, Hollywood Hotline, Broadcast Professional Forum (circuit diagram), and Discover Orlando travel brochures. Discusses the format’s capabilities and the future of higher-resolution online graphics.
article, orig pub: 03.14.26, updated: 03.14.26
PUG news: prisoner project update with Nate Schulman donating a TS-1000 and keyboard; Bob Orrfelt working on new 2068 ROM with additional commands (several months more work needed); color screen dump to Canon ink-jet printer demonstrated from QL; Quantum Levels QL quarterly publication from Tom Woods now available; Jeff Moore new Syncware News editor; Sir…
article, orig pub: 03.14.26, updated: 03.14.26
Detailed procedural guide for transmitting BASIC programs and text files between TS-2068 computers using the MTERM terminal program. Covers sender/receiver parameter settings (duplex, LF, word length, parity), step-by-step CONNECT procedure, buffer management, saving to tape or AERCO/ZEBRA disk, and moving files between MTERM and MSCRIPT word processor.
article, orig pub: 03.14.26, updated: 03.14.26
East Bay Z80 User Group news and Bay Area user group reports.
article, orig pub: 03.14.26, updated: 03.14.26
Comprehensive listing of PUG-SVSTUG-EBZUG library tapes available for the TS-1000 and TS-1500, organized alphabetically with catalog numbers. Covers games, educational, business, utility, and entertainment programs. Note directs members missing documentation to donate extra copies.
article, orig pub: 03.14.26, updated: 03.14.26
A BASIC program by John Ryan (Oklahoma City) and substantially improved by George Mockridge to decode CompuServe RLE graphics on the TS-2068. Full instructions for downloading files via MTERM, verifying the RLE header, and saving decoded screens. Notes the possibility of compiling for faster decoding.
article, orig pub: 03.14.26, updated: 03.14.26
Reviews two new color screen dump packages. Don Thompson’s programs for the Sinclair QL support both the Olivetti PR2300 monochrome ink-jet and the Canon/Radio Shack/IBM color ink-jet, offering full-size or zoom mode dumps with positive/negative options. Dave Franson’s TS-2068 color dumps for the Canon color printer provide two output sizes. Both available via mail order.
article, orig pub: 03.14.26, updated: 03.14.26
Introduction to a forthcoming free publication by Steve Ishii and Pete Fischer covering T/S modems, terminal programs, and hardware add-ons. Accompanied by a table of BBS systems that support Timex/Sinclair computers with phone numbers, hours, and connection settings.
article, orig pub: 03.14.26, updated: 03.14.26
Review of the Metacomet Pascal Development Kit for the Sinclair QL. Package includes two tapes, a ROM cartridge, and a comprehensive bound user manual. Covers the screen editor (easy to use, controlled by arrow keys and modifier keys), linker, and compiler (slow to load but produces fast programs). Recommended for those wanting access to a…
article, orig pub: 03.14.26, updated: 03.14.26
Corrections to an article from a previous issue by Terry Greenlee about BASIC programming.
article, orig pub: 03.14.26, updated: 03.14.26
Reprints from other newsletters: Amstrad announcement of eight IBM-compatible PC models from $595 (Business Week, Sept 15-28); letter from Sir Clive Sinclair clarifying that Amstrad bought only existing computer range and brand name, not Sinclair Research Ltd. (Electronics, Aug 7, 1986); Better RGB Circuit improvement by Joe Williamson (from SUM NL July 1986).
article, orig pub: 03.14.26, updated: 03.14.26
Technique for safely embedding machine code in REM statements on the ZX81 and TS-1000, using two template types that together provide 112 bytes or more of machine code space. Includes a memory address map showing where each template stores its code, and the critical restriction that CHR$(13) (ENTER) must never appear in the machine code.
article, orig pub: 03.14.26, updated: 03.14.26
Reprint of the DEF FN section from the Sinclair Spectrum User’s Guide, supplied by Bob Orrfelt who noted the 2068 manual is inferior on this topic. Covers defining numeric and string functions, functions with multiple or no arguments, and includes exercises demonstrating FN behavior versus built-in functions.
article, orig pub: 03.14.26, updated: 03.14.26