| "MemoNotes" Debuts |
Syncware Group announces a newsletter for Memotext and Memcalc users. |
Timex/Sinclair 1000, Timex/Sinclair 1500 |
| 1500s On Their Way, 2068s Close Behind |
Our Timex source says a few TS1500s began their way to your local stores the first week of September. The FCC approved the TS2068 recently; expect it in stores by October. |
Timex/Sinclair 1500, Timex/Sinclair 2068 |
| 1510 Command Cartridge Player |
|
Timex/Sinclair 1000, Timex/Sinclair 1500 |
| 1510 Command Cartridge Player |
Reprint |
Timex/Sinclair 1000, Timex/Sinclair 1500 |
| 16K Timex Sinclair 1500 |
Product announcement for Timex Sinclair 1500, priced at $79.95. |
Timex/Sinclair 1500 |
| 1984 Winter Consumer Electronics Show |
1500, 2068 shown as well as TS 2050 modem, TS 2080 80-column dot matrix printer, TS 2040 printer. Softsync announced Personal Accountant for a variety of computers, incl Timex. |
Timex/Sinclair 1500, Timex/Sinclair 2068 |
| 1987 Federal Income Tax Calculator |
Program to calculate 1987 taxes. |
Sinclair ZX81, Timex/Sinclair 1000, Timex/Sinclair 1500, Timex/Sinclair 2068 |
| A 16K Computer for $79.95 |
Product announcement for the Timex-Sinclair 1500. |
Timex/Sinclair 1500 |
| A Keyboard Interface for Any Timex Computer |
Build a keyboard interface that plugs into the expansion interface of your 1000, 1500 or 2068. Does not require opening computer. |
Timex/Sinclair 1000, Timex/Sinclair 1500, Timex/Sinclair 2068 |
| A Monitor Adapter for the T/S 1500 |
Instructions on how to add composite out video to the TS 1500. |
Timex/Sinclair 1500 |
| A Monitor Connection for the T/S 1500 |
|
Timex/Sinclair 1500 |
| A TS1500 A&J Microdrive Problem and Solution |
|
Timex/Sinclair 1500 |
| A ZX/TS Celebration in Boston |
On October 22, 1983, the Boston Computer Society’s Sinclair-Timex User Group celebrated their Second Anniversary at the Boston Park Plaza Hotel. And what a celebration it was, with exhibits, seminars, and new Timex/Sinclair product announcements! Group Director Sue Mahoney and her staff (Will Stackman, Jack Hodgson, Jeff Parker, Beth Elliott, Bob Masters) organized what must |
Timex/Sinclair 1000, Timex/Sinclair 1500, Timex/Sinclair 2068 |
| Adventures in the RAM Jungle and Other Mysteries [Conclusion] |
Conclusion to the series about understanding RAM allocation on the TS 1000 and 1500 computers. |
Timex/Sinclair 1000, Timex/Sinclair 1500 |
| ANOVA programs for Timex/Sinclair 1000, 1500, and ZX81 microcomputers |
Eleven statistical programs for the Timex/Sinclair 1000, 1500 and ZX81 microcomputers are listed and described in a 167-page book. The programs can run relatively large data sets using less than 16K of memory. Accurate calculations are performed with difference formulas and provisional mean formulas. |
Sinclair ZX81, Timex/Sinclair 1000, Timex/Sinclair 1500 |
| Applied Sinclair: Subroutines for the Mathematically-Minded |
This publication is, in a word, “impressive”. To complement his powerful cadre of subroutines, which are capable of handling some rather formidable problems from applied math, Booth has also included some very elegant plotting routines, which, used in conjunction with the numerical programs through a (simply written) main program will actually plot the solution for |
Sinclair ZX81, Timex/Sinclair 1000, Timex/Sinclair 1500, Timex/Sinclair 2068 |
| Backgammon Reviewed |
Review of the machine language game from Biocal Software. |
Sinclair ZX81, Timex/Sinclair 1000, Timex/Sinclair 1500 |
| Basil's Compendium: LET A= ... |
This installment will teach you how to enter an actual program in machine code. |
Sinclair ZX81, Timex/Sinclair 1000, Timex/Sinclair 1500 |
| Basil's Compendium: Where to Put the Program |
This chapter will list some requirements for the place where we will put the machine code, and will show you how to find a memory location that meets those requirements. |
Sinclair ZX81, Timex/Sinclair 1000, Timex/Sinclair 1500 |
| Bits & Bytes |
|
Timex/Sinclair 1500, Timex/Sinclair 2068 |
| Bits and Bytes |
|
Timex/Sinclair 1500 |
| Buffering the Data Bus |
Update on article in prior issue; notes that TS 1500 uses 74LS245 octal transceiver chip to buffer bus. |
Timex/Sinclair 1500 |
| Catch A Dragon! |
Program to plot “dragon curves.” A dragon curve is a regular fractal which forms from an infinitely repeated construction process. |
Sinclair ZX81, Timex/Sinclair 1000, Timex/Sinclair 1500 |
| Celestial Computing: Astronomical Software 1, Planet Finder |
AS1 provides functions frequently found only on more expensive software for more expensive computers. Combined into two compact “Time Options” and “Coordinate Options” menus, we see many selections that were treated as separate programs in Eric Burgess’ ‘Celestial Basic.’ Planet Finder is a collection of astronomical images and information. It’s a cleverly designed, graphically interesting |
Timex/Sinclair 1000, Timex/Sinclair 1500, Timex/Sinclair 2068 |
| Checking Out Library Computer Lending |
Libraries in the U.S. and Canada are lending Timex/Sinclair computers and accessories to patrons. |
Timex/Sinclair 1000, Timex/Sinclair 1500 |
| Clear That Screen! |
The purpose of this article is to present some alternatives to this command, and in this process maybe show some ways of handling your display file. |
Sinclair ZX81, Timex/Sinclair 1000, Timex/Sinclair 1500 |
| Color TS2000, 16K TS1500, Modem This Summer |
Timex reports it will begin sales this August of TS2000s with 16K or 48K RAM, color/sound capabilities and bank-switching. The 16K version will sell for $149.95; the 48K for $199.95, says Timex. Both versions contain 24K ROM, including 8K ROM for cartridge capabilities and bank-switching. With bank-switching the computer can potentially use up to 256 |
Timex/Sinclair 1500, Timex/Sinclair 2000, Timex/Sinclair 2068 |
| Compatibility of Machines |
Compatibility of hardware with the TS1500 and TS2068. |
Timex/Sinclair 1000, Timex/Sinclair 1500, Timex/Sinclair 2068 |
| Computers and Confusion |
Two new computers from Timex! That’s good news. The 2000 series is described on page 12. We looked at the 1500 in our previous issue. We’re glad these new machines are with us. Rut having said that, let’s look at the way Timex brought them to us. No sooner had we all bought our T/S |
Timex/Sinclair 1500, Timex/Sinclair 2000, Timex/Sinclair 2068 |
| Consumer Electronics Show |
This is where the big stores make their commitments for the Fall and Christmas buying season, so Timex was present with information on the TS1500 and TS2000 computers. The TS1500 is a sleek, silver and gray 9″ x 5.5″ x 1.5″ computer with a Sinclair ROM but with built in 16K internally with the capability |
Timex/Sinclair 1500, Timex/Sinclair 2000 |
| Data Acquisition System |
|
Timex/Sinclair 1500 |
| Dear Editor |
TS2068 version of Dave Wood’s High Line Numbers; maintaining the ZX81; questions about TS2040, TS2068 and TS1500. |
Sinclair ZX81, Timex/Sinclair 1500, Timex/Sinclair 2068 |
| Dear QTS |
|
Timex/Sinclair 1500 |
| Dense Pack Basic, and the use of Logical Operators |
There has been a considerable amount of questions and interest about Dense Pack programming techniques andt the use of Boolean logic. This article written in 1983 by Sharon Aker merges nicely with my feeble attempts to explain the use of Boolean Logic in Basic programming. |
Sinclair ZX81, Timex/Sinclair 1000, Timex/Sinclair 1500, Timex/Sinclair 2068 |
| Editor Ramblings |
Tax programs. Basicare modules from Gladstone. New products from Memotech. TS 2040 printer available. TS 1500 printer announcement. TS 2000 delays; Sinclair’s ZX-83 and Timex’s TS 3000 under wraps. TS-2000 & TS-3000 NEWS Don’t expect to see the TS 2000 hit the streets until the final quarter of this year. Apparently, the 2000 will be |
Timex/Sinclair 1500, Timex/Sinclair 2000 |
| Editor Ramblings |
TS 1500s available but without advertising support. Plans to port Syntext to the 2068. What to do with 1000? Emphasis on 2068 in coming issues. Tax return helper from K-Soft. |
Timex/Sinclair 1000, Timex/Sinclair 1500, Timex/Sinclair 2068 |
| Editor Ramblings |
TS 1500 expected to launch September 15, 1983 and TS 2000 around October 15. TS 1000 market almost non-existent. Program to convert TS 1000 BASIC and machine programs to run on Spectrum. |
Timex/Sinclair 1000, Timex/Sinclair 1500, Timex/Sinclair 2000 |
| Editor Ramblings |
TS sales below expectations: one source says fewer than 30,000 TS 2068s sold since introduction. TS 1500 cassette signal seems better than 1000. TS 1000 selling for as low as $9.95. Timex tight lipped about peripherals. |
Timex/Sinclair 1000, Timex/Sinclair 1500, Timex/Sinclair 2068 |
| For Your Information: Tidbits About CP/M, TS/TC2068, TC2048, ZX81, TS1500 and QL |
|
Sinclair QL, Sinclair ZX81, Timex/Sinclair 1000, Timex/Sinclair 1500, Timex/Sinclair 2068 |
| For Your Sinclair: New Releases |
External keyboard for TS2068, sound booster, RGB interface and cartridge adaptor from John Mathewson. Utility tape for TS1000/ZX81/TS1500 from LST Software. PC-DRAW from MDM Enterprises. Compuserve announces GIF format. Desktop publishing program from Charles Stelding. Hardware/software to print to Commodore 1520 plotter. Archive utilties for QL. |
Sinclair QL, Sinclair ZX81, Timex/Sinclair 1000, Timex/Sinclair 1500, Timex/Sinclair 2068 |
| Forum |
Timex Portugal moving ahead with Timex 2068; bug in TS1500 ROM LOAD routine; errors in John Oliger’s article in 2/4; Pro/File 2068 books shipped; questions about A&J Microdrive; Spectrum ROMs; corrections to “Clear That Screen”, articles in vol 1; sources for replacement chips. |
Timex/Sinclair 1500, Timex/Sinclair 2068 |
| Forum |
Screen interference with Zebra Disk System; 2040 paper feed problems; translating to other languages; balance of articles; UV lamp warning; Spectrum +2 announcement; TS1500s in music lab at community college; microdrive info wanted. |
Timex/Sinclair 1500 |
| Good News for TS1500 Owners! |
Many readers interested in using ZXLR-8, the fast load program described in the last issue, but who are discouraged to learn that it won’t work in their TS1500 computers will be pleased to learn that Joseph C. Woyak of Appleton, Wisconsin got his ZXLR-8 program running in his 1500. He pulled out the 8K ROM |
Timex/Sinclair 1500 |
| Hardware Compatibility Chart |
|
Timex/Sinclair 1000, Timex/Sinclair 1500, Timex/Sinclair 2068 |
| Here comes the 1500! |
First they brought you the T/S 1000! Next they promised the T/S 2000! But from what we have been able to learn, the American public was not as accepting of the redone ZX81 (which is what the machine was originally called in the U.K.) and quite willing to wait for the more sophisticated machine. There |
Timex/Sinclair 1500, Timex/Sinclair 2000 |
| High-Res Blackjack for the ZX81/TS1000/TS1500 |
High resolution graphics version of Blackjack using Silicon Mountain’s SCRAM Hi*Res Extended Basic and non-volatile RAM board. |
Sinclair ZX81, Timex/Sinclair 1000, Timex/Sinclair 1500 |
| Highlights of the Last Meeting |
Sue Mahoney opened the meeting with an update on the status of the new Timex computers. She said the TS-1500 and the TS-2000 series would be shipped to the distributors in August. The TS-1500 is an upgraded version of the TS-1000. It has movable keys and 16K of built-in RAM memory. Sue said she has |
Timex/Sinclair 1500, Timex/Sinclair 2000, Timex/Sinclair 2068 |
| How to Buy a Timex Computer |
“We do not have a primary plan to sell computers by mail. The 800-24-TIMEX number provides referrals to stores,” said Timex VP Dan Ross. |
Timex/Sinclair 1500, Timex/Sinclair 2068 |
| How to Convert a Surplus WC2050 Modem into an RS232 Serial Interface for your TS1000/1500/2068 |
|
Timex/Sinclair 1000, Timex/Sinclair 1500, Timex/Sinclair 2068 |
| Interfacing Tips and Troubles: Interfacing the Sinclair Computers, Part One |
Introduction to interfacing the 1000, 1500, 2068 and a schematic for interfacing. |
Timex/Sinclair 1000, Timex/Sinclair 1500, Timex/Sinclair 2068 |
| Interfacing Tips and Troubles: Interfacing the Sinclair Computers, Part Two |
Basic and machine language routines for interfacing. Tri-state interface schematic. |
Timex/Sinclair 1000, Timex/Sinclair 1500, Timex/Sinclair 2068 |
| Interfacing Tips and Troubles: Memory Mapped I/O on the Sinclair ZX81 |
Memory-mapped IO on a Timex/Sinclair computer. |
Sinclair ZX81, Timex/Sinclair 1000, Timex/Sinclair 1500, Timex/Sinclair 2068 |
| Invisible Video: Timex-Sinclair 1000, 1500 |
Write with “invisible” ink. |
Timex/Sinclair 1000, Timex/Sinclair 1500 |
| Layout Guide TS1500 |
|
Timex/Sinclair 1500 |
| Letters |
Letters from Jesse Peeler, Clark Calkins and Weldon Baker about their projects. Jesse wrote about the issues with surplus TS1000s purchased from Zebra Systems; Clark wrote about his CP/M-like operating system for the Exatron Stringy Floppy and TS1000; Weldon asked for advice about using plotting research data in high resolution. |
Timex/Sinclair 1000, Timex/Sinclair 1500 |
| Letters: Timex Excluded |
Timex-Sinclair computers (ZX81, TS1000, TS1500, TS2068) boast an enormous base, primarily through mail order. You can buy 106 books about your Timex from 30 publishers. About 130 software and hardware suppliers and dealers service this market as of April 25, 1984. Or you can join one of the 181 users’ groups in the United States. |
Timex/Sinclair 1000, Timex/Sinclair 1500, Timex/Sinclair 2068 |
| LPRINT: The T/S 1500 |
|
Timex/Sinclair 1500 |
| Machine Code Group Highlights |
Presentation and discussion led by Dave Wood about changes to 1500 ROM. |
Timex/Sinclair 1000, Timex/Sinclair 1500 |
| Monitor Connection on a TS-1500 |
|
Timex/Sinclair 1500 |
| Monitor Output for the TS-1000 & 1500 |
Schematics for adding monitor connectors to each computer. |
Timex/Sinclair 1000, Timex/Sinclair 1500 |
| More BIT/S |
This program is a game I call ‘SECRET NUMBER.’ The computer holds a secret number whose value is anywhere between 0 and 50. You have to guess that number by using messages as cross references. As you enter a guess (input a number) the computer gives you a clue as to the general area of |
Sinclair ZX81, Timex/Sinclair 1000, Timex/Sinclair 1500, Timex/Sinclair 2068 |
| More on Q-Save in the 1500 |
Since my last tip on using QSAVE with the Timex 1500 (see Updates vol. 1, #4), it seems I may not be the only one out here with such a set-up. If that is the case, others might be interested in modifying the QSAVE program so as to allow its use with the 1500 and |
Timex/Sinclair 1500 |
| MoTSart: Super Music for the ZX81/TS1000/TS1500 |
Machine code program to play music over the MIC output or on an AM radio |
Sinclair ZX81, Timex/Sinclair 1000, Timex/Sinclair 1500 |
| My kind of town |
Tim Hartnell reports back from the Consumer Electronics Show. After some 18 months with the Timex version of the ZX81, Timex have managed to sell 600,000 of the machines in America. The Timex stand was enormous, about the area of a four-room flat, and it was dominated by giant pictures of the T/S 2000 and |
Sinclair ZX81, Timex/Sinclair 1000, Timex/Sinclair 1500, Timex/Sinclair 2068 |
| New Computer From Timex |
The Timex Corporation announced a successor to its highly popular Sinclair 1000 home computer, and said the new machine would have eight times more memory capacity than its predecessor.The new machine, called the Timex Sinclair 1500, will hold up to 16,000 characters in its memory and sell for about $80. |
Timex/Sinclair 1500 |
| New Features on TS2000, TS1500 |
Advance publicity photos from Timex show some interesting features of the new TS2000 and TS1500. |
Timex/Sinclair 1500, Timex/Sinclair 2000, Timex/Sinclair 2068 |
| New From the Boston Blow-Out |
Report on the BCS Sinclair/Timex user group celebration. Notes that Timex showed microdrives, promised to deliver modem in 1984. Other products announced included an 80 column printer, the 1510 cartridge dock and 2020 tape recorder. |
Timex/Sinclair 1500, Timex/Sinclair 2068 |
| New Improved ROM Bugs - TS1500 Bug #1 |
New bug created when ROM was edited to accommodate the cartridge mechanism. Bug surfaces when LOAD aborts. |
Timex/Sinclair 1500 |
| New Releases |
New software from Ron Ruegg; “Touring the TS2068 ROM Operating System” book from William J. Pedersen; Arnold Ramaker is developing an expansion box for ZX81, TS1000, TS1500, TS2068 and QL computers; Matthew Zenkar offers utility for QL owners who use DTP software; Sinclair Artificial Intelligence Network special intereste group forming. |
Sinclair QL, Sinclair ZX81, Timex/Sinclair 1000, Timex/Sinclair 1500, Timex/Sinclair 2068 |
| Of String$ and Things |
String usage on the TS1000/1500. |
Timex/Sinclair 1000, Timex/Sinclair 1500 |
| Ohm's Law |
|
Timex/Sinclair 1500 |
| On the Future of the 1000 |
Editorial about the direction of the magazine and continued support for 1000 and 1500 owners. |
Timex/Sinclair 1000, Timex/Sinclair 1500 |
| Path Panic: Timex-Sinclair 1000, 1500, 2068 |
In this game for Timex-Sinclair computers, you must maneuver a black box through a series of gates. |
Timex/Sinclair 1000, Timex/Sinclair 1500, Timex/Sinclair 2068 |
| Plane Frame |
Plane Frame is a mechanical and structural engineering program. |
Sinclair ZX81, Timex/Sinclair 1000, Timex/Sinclair 1500 |
| Plans for T/S 1000 Upgrade |
TIMEX is planning to introduce a new Sinclair/Timex machine to the American market in the near future. It will be an upgraded version of the T/S1000, of which Americans have been critical since it was introduced last year. The T/S1500 will be introduced on June 1. It will have a regular typewriter-style keyboard with movable |
Timex/Sinclair 1500 |
| Port Projects: Get the LED-OUT |
In any number of monitoring and/or control uses for your ZX/TS, you may find that using a TV set to check on your system is inconvenient or impractical. This would be so, for example, in outdoor or dirty environments or when you simply wish to check the status of one or two system parameters without |
Sinclair ZX81, Timex/Sinclair 1000, Timex/Sinclair 1500 |
| Production 1500s and 2068s Sold in US |
Early shipments of TS2068s are selling well — Sears reordered 4000 units according to Dan Ross, Timex VP. A few units available at the Boston Computer Society TS Celebration disappeared quickly. Buyers snapped up 1500’s as well. Early tests suggest 1500 compatibility with most peripherals. |
Timex/Sinclair 1500, Timex/Sinclair 2068 |
| Q-Save on the TS1500 |
I use a Timex 1500 which I got to replace my 1000 so that I might continue to use the programs and accessories I purchased for the TS1000. I was dismayed to find that my Q-SAVE would not work with the 1500. A letter to the importer brought the answer that the two were just |
Timex/Sinclair 1500 |
| Q&A |
Problems with quality of 2068 display; TS1500 high res video; Aerco/Royal printer compatibility; curing interference on 2068 saves; more on spikes; print message notes; Canada customs. |
Sinclair ZX81, Timex/Sinclair 1000, Timex/Sinclair 1500, Timex/Sinclair 2068 |
| Random Access From Our Readers |
One of our readers (whom I won’t identify) wrote to point out that I had omitted the letter “u” from “florescent” in one of our recent issues, Seemed to think that I might have left it out on purpose, to avoid running the risk of the common misspelling, “flourescent”. Sorry about that, but they’re two |
Timex/Sinclair 1500, Timex/Sinclair 2068 |
| Shopper's Guide: About T/S Computers... |
Overview of the three Timex/Sinclair computers. |
Timex/Sinclair 1000, Timex/Sinclair 1500, Timex/Sinclair 2068 |
| SM-II for the TS 1000 & 1500 |
|
Timex/Sinclair 1000, Timex/Sinclair 1500 |
| Software for Defunct Machines |
Companies profit by selling programs for discontinued micros. C. Michael Jacobi, vice-president of marketing and sales for consumer products at Timex, advises that software is available via their direct response ads in USA Today and major newspapers. They offer 25 “pieces of software” for the 2068. Sears and Best Products also carry machines and software. |
Timex/Sinclair 1000, Timex/Sinclair 1500, Timex/Sinclair 2068 |
| Software News: TimeWare |
TimeWare, a new line of software and books designed for the Timex/Sinclair 1000 series of computers, is available from Reston Computer Group. The TimeWare product line includes seven new software games, a six-volume series of self-teaching math software and eight books. Adventure games, arcade-type games and traditional games such as chess are included. |
Sinclair ZX81, Timex/Sinclair 1000, Timex/Sinclair 1500 |
| Some micros may die |
It looks a little like the situation in the U.S., where the price war at the cheap end of the market has meant that both Texas Instruments and Atari computer operations are said to be running at a loss and sales of Times Sinclair machines have been sliding. The T/S problems led Sir Clive Sinclair |
Timex/Sinclair 1000, Timex/Sinclair 1500, Timex/Sinclair 2000 |
| Sound????: Timex-Sinclair 1000, 1500 |
The Timex-Sinclair 1000 and 1500 don’t have sound built-in. But Steve Urbauer, age 13, of Lincoln, Nebraska, has figured out a way to make music with them, anyway. You just have to use a radio as a peripheral. |
Timex/Sinclair 1000, Timex/Sinclair 1500 |
| Steady state enzyme kinetics: experimental design and data analysis by microcomputer |
One of the most time-consuming, yet essential, operations involved in the steady state kinetic study of enzymes is the design and optimization of experimental conditions. A computer program was developed for the Sinclair ZX-81 (or TS-1000, 1500) microcomputer which will optimize substrate concentration for preliminary and subsequently more refined kinetic analysis of one, two or |
Sinclair ZX81, Timex/Sinclair 1000, Timex/Sinclair 1500 |
| Stringy Floppy for the Timex 1500 |
Review and overview of the A&J Micro Drive stringy floppy system. |
Timex/Sinclair 1000, Timex/Sinclair 1500 |
| Stringy Floppy for the Timex 1500 |
|
Timex/Sinclair 1500 |
| Summing Up the 1500 |
ROM checksum value, for comparison to other models. |
Timex/Sinclair 1500 |
| Sync Notes |
SYNC in the Home Office, Coming Issues, Writing for SYNC, TS1500 and TS2068. |
Timex/Sinclair 1000, Timex/Sinclair 1500, Timex/Sinclair 2068 |
| The Bargain Basement Blues |
Softsync, a New York-based producer of TS 1000 software, is feeling the heat. “The Timex/Sinclair 1000 has petered right out,” says Ken Coach, marketing and sales director of Softsync. Coach says that although the T/S 1000 was “a nice computer to get if you wanted to find out about computers, people want more bells and |
Timex/Sinclair 1000, Timex/Sinclair 1500, Timex/Sinclair 2068 |
| The Chicago Consumer Electronics Show |
TIMEX had a fantastic booth. A number of Muppet-type puppets appeared on a CRT and interacted with a running dialogue with the passers by. Needless to say, large crowds sporadically gathered. When questions were asked about TIMEX products, other CRTs would light up and commercial-type explanations were given. About 10 each of the new TS-1500s |
Timex/Sinclair 1500, Timex/Sinclair 2000, Timex/Sinclair 2068 |
| The Logical Operators |
Reprint of Sharon Zadetto Aker article from Sync about using logical operators to save time and memory. |
Sinclair ZX81, Timex/Sinclair 1000, Timex/Sinclair 1500, Timex/Sinclair 2068 |
| The New Arrivals |
Overview of the Timex Sinclair 2000 and 1500. |
Timex/Sinclair 1500, Timex/Sinclair 2000, Timex/Sinclair 2068 |
| The New TS1500 ROM |
Analysis of differences between 1000 and 1500 ROMs. |
Timex/Sinclair 1000, Timex/Sinclair 1500 |
| The TS-1500 |
Timex announced that the TS-1500 will also feature solid-state cartridge software and 8-bit bank switching to give 64 megabytes of addressability—like the TS-2000 series. |
Timex/Sinclair 1500 |
| The writing on the wall |
It is a widely-held belief that whatever happens in the United States will, sooner or later, happen on this side of the Atlantic If that is so, we must view with some anxiety the sudden withdrawal of Timex from the home computer market in the U.S, a withdrawal announced with a somewhat ominous prediction from |
Timex/Sinclair 1000, Timex/Sinclair 1500, Timex/Sinclair 2068 |
| Timex 1500 Facts |
Brief overview of the 1500. |
Timex/Sinclair 1500 |
| Timex Developments |
|
Timex Computer 2048, Timex/Sinclair 1500, Timex/Sinclair 2000, Timex/Sinclair 2068 |
| Timex introduces the 1500 |
|
Timex/Sinclair 1500 |
| Timex reveals upgrade plans |
TIMEX has revealed its plans for two new microcomputers, the 1500 and 2048, in the States. The specifications of the new computers were shown for the first time at a computer show in Chicago. The 1500 will be an upgraded version of the TS-1000, the U.S. version of the ZX-81, which has attracted some criticism |
Timex/Sinclair 1500, Timex/Sinclair 2068 |
| Timex Shows T-Dock and Cartridge Adaptor |
Cartridge software for TS1000/1500 owners will be available by using a $19.95 T-Dock to feed buss signals through and connect the ROM plug-in—which uses chip-on-board technology. |
Timex/Sinclair 1000, Timex/Sinclair 1500 |
| Timex Sinclair 1000 sales disappointing |
One blot on the rosy scene of the Sinclair Research financial year was the disappointing performance of the Timex Sinclair 1000 in the U.S. Two factors seem to have affected sales badly, the raging personal computer price war which brought the selling price of the TS 1000 crashing to a derisory $39 and what some |
Timex/Sinclair 1000, Timex/Sinclair 1500, Timex/Sinclair 2000 |
| To Buy or Not to Buy? Hardware |
Review of Timex/Sinclair 1500. |
Timex/Sinclair 1500 |
| Translations: Memotext in RAM |
Here is how to make a copy of the “Memotext” word-processor, which you can save to tape and reload later into RAM or NVM (non-volatile memory) in the 8-16K range. |
Sinclair ZX81, Timex/Sinclair 1000, Timex/Sinclair 1500 |
| Translations: Memotext to ZX Pro/File |
If you have a Memotext word-processor module and 64K RAM, you undoubtedly have already made use of its powerful “text” files mode. Memotext also supports “data” files, organized in six fields per file, up to 31 characters per field. Entering data files is just as easy and fast as text, thanks to the re-defined keyboard, |
Sinclair ZX81, Timex/Sinclair 1000, Timex/Sinclair 1500 |
| TRS-80 MC-10 'battles' T/S 2000 |
The mass-market personal computer battle continues to heat up. Timex and Radio Shack have announced new home computers. Radio Shack’s TRS-80 Model MC-10 Micro Color Computer, retailing for $119.95, is now available in all Radio Shack retail stores now. The MC-10 generates eight colors and is aimed at first-time computer buyers. The 4K capacity of |
Timex/Sinclair 1000, Timex/Sinclair 1500, Timex/Sinclair 2000, Timex/Sinclair 2068 |
| Try These |
Short programs that demonstrate graphics and audio features of the TS1000/1500/ZX81 and TS2068. |
Sinclair ZX81, Timex/Sinclair 1000, Timex/Sinclair 1500, Timex/Sinclair 2068 |
| TS 1000 Bug #5 Division |
Floating point bug related to division in the 1000 was corrected in the 1500. |
Timex/Sinclair 1000, Timex/Sinclair 1500 |
| TS 1000/1500 Program Chaining, Part One |
|
Timex/Sinclair 1000, Timex/Sinclair 1500 |
| TS 1000/1500 Program Chaining, Part Three |
|
Timex/Sinclair 1000, Timex/Sinclair 1500 |
| TS 1000/1500 Program Chaining, Part Two |
|
Timex/Sinclair 1000, Timex/Sinclair 1500 |
| TS 1500 Innovations |
|
Timex/Sinclair 1500 |
| TS 1500 Review |
The new 1500 is here and it lives up to everyone’s expectations of being the perfect “big brother” to the TS1000. |
Timex/Sinclair 1500 |
| TS Chaos |
|
Timex/Sinclair 1500, Timex/Sinclair 2068 |
| TS1000/1500 Program Chaining, Part Five |
|
Timex/Sinclair 1000, Timex/Sinclair 1500 |
| TS1000/TS1500 Program Chaining, Part Four |
For a practical demonstration of a chained program, using the Above RAMTOP method of passing data from one module to another, I have chosen one consisting of three modules. A module to set RAMTOP (“RT”), a text entry module (“TE”), and a text LPRINT module (“PRT”). The program will allow you to enter, store above |
Timex/Sinclair 1000, Timex/Sinclair 1500 |
| TS1500 A&J Microdrive Problem and Solution |
Technique for bypassing a SAVE/VERIFY problem brought about by the combination of a TS 1500, TS 1016 RAM and the A & J Microdrive. |
Timex/Sinclair 1500 |
| TS1500 and 16K RAM Pack |
|
Timex/Sinclair 1500 |
| TS1500 Fix |
A bug in the LOAD command that puts the stack pointer at the address where the bad load occurred. The listings (done with Hot Z) show the original ROM and the fix for an EPROM. |
Timex/Sinclair 1500 |
| TS1500 HI-RES |
Software-only high resolution routines for the TS 1500. |
Timex/Sinclair 1500 |
| TS1500 Is More Than Meets the Eye |
Demonstration program from Greg Harder how the TS1500 is improved over the 1000, allowing for software-only high-resolution graphics. |
Timex/Sinclair 1000, Timex/Sinclair 1500 |
| TS1500 memory mod |
Expand TS1500 to 32K internally. |
Timex/Sinclair 1500 |
| TS1500 RAM Trouble |
Industry sources inform SYNTAX that testing of several RAMs—Memotech, Byte-Back, Gladstone, Persona, and D’ktronics—shows they will not work with current TS1500 demos. |
Timex/Sinclair 1500 |
| TS1500 Schematic |
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Timex/Sinclair 1500 |
| TS1500 Video Topics |
How would you like reverse video on your TV screen when using your TS1500? Not only is it possible, but it’s also ridiculously simple. All it involves is installing an SPST switch, and soldering two wires. Yes, you can use the TS1500 with John Oliger’s TMS9918A video upgrade. The required modification to the computer’s NMI |
Timex/Sinclair 1500 |
| TS1500, Modem Delays |
Timex manufacturing chief Carlos Dragovich says Timex now plans late August releases of both TS1500 and TS2000 models. Timex said last month it planned July sales for TS1500s, and August sales for TS2000s. |
Timex/Sinclair 1500, Timex/Sinclair 2000, Timex/Sinclair 2068 |
| Upgrading to a "Real" Keyboard: E-Z Key Makes It Easy |
Schematic to add a keyboard that plugs into the expansion port. This is the same interface that is used in the E-Z Key 60. |
Sinclair ZX81, Timex/Sinclair 1000, Timex/Sinclair 1500, Timex/Sinclair 2068 |
| Upgrading VU-Calc 1000 |
VU-CALC for the ZX81/TS1000-1500 is a good program, but it has some limitations. Fortunately, modifications can easily be made which overcome these three limitations. |
Sinclair ZX81, Timex/Sinclair 1000, Timex/Sinclair 1500 |
| Upside Down |
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Timex/Sinclair 1000, Timex/Sinclair 1500 |
| Using RAM Packs |
TS1500 Plus 16K RAM Getting the TS1500 and the TS1016 RAM pack to work properly involves a little more than plugging everything together and turning the power on. The following steps are suggested: Plug the RAM pack in, type in: These will clear everything (program lines and variables) out of the system and activate the |
Timex/Sinclair 1000, Timex/Sinclair 1500 |
| We Got Carried Away … |
With this special offer for the TIMEX Personal Computer carrying case. It’s big enough to accommodate the T/S 1000 or T/S 1500 and its accessories, but small enough to accompany you wherever you go. This attractively designed, lightweight, and durable carrying case is just not available at any retail store; it’s a TIMEX Computer Club |
Timex/Sinclair 1000, Timex/Sinclair 1500 |
| What's In Store: Byte-Back Modem (Timex Sinclair 1000/1500) |
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Timex/Sinclair 1000, Timex/Sinclair 1500 |
| What's In Store/New Hardware: Timex Sinclair 1500 |
Product announcement |
Timex/Sinclair 1500 |
| Where to Find ZX-81/TS-1000/TS-1500 Supplies |
List of vendors who support the three computers as of 1986. |
Sinclair ZX81, Timex/Sinclair 1000, Timex/Sinclair 1500 |
| ZXLR8 Part III: TS1500 & INBYTE |
Modifying the program to work with the TS1500 and Hunter board. |
Timex/Sinclair 1500 |
