What’s New?

OLuMSi/QL.using.M’cr~S~ft.inter face (yes, it’s pronounced “clumsy”) is a front-end program, an MS-DOS simulation, and a learning tool. QLuMSi is a TURBO-compiled program that can be EXEC(_W)’d on any QL which has TK2_EXTensions.article, orig pub: 02.12.26, updated: 02.12.26

My wife was given a free IBM (that’s the right price). Not much later a young man, Mark, asked me the now favorite question of all those people sold on IBM, “Why do you prefer Sinclair over IBM?”. After struggling with the IBM for weeks, I knew why. Not being a patient man (you have…article, orig pub: 02.12.26, updated: 02.12.26

Reprinted from the July-August-September Summer Mega Issue of LIST.article, orig pub: 02.12.26, updated: 02.12.26

30 games ranging from fortune telling programs to simulation of the ecosystem.book, orig pub: 04.05.20, updated: 01.24.26

Support book for those needing to look up what a BASIC function means and how it is to be used. The book is in alphabetical order so you will need to know what it is you are looking for first. A good book to have around once you know your way about BASIC.book, orig pub: 04.05.20, updated: 01.24.26

How to construct interfaces with instructions for building a relay controller, a joystick interface, analog to digital conversion and more.book, orig pub: 04.05.20, updated: 01.23.26

50 ready-to-run educational programs demonstrate scores of different techniques for solving problems in mathematics, science, and business. 10 chapters deal with solving problems by formulas and repetitive trials, convergence, recursion, compounding, probability, geometry, science, simulations, and drill and practice. Some problems demonstrate the capabilities of the computer; others identify its shortcomings.book, orig pub: 04.05.20, updated: 11.06.25

Subtitle: For the T/S 1000, 1500, and 2068 Computers. Here are 32 entertaining new games programs written in Timex/Sinclair BASIC. These fun and exciting games are written for all the Timex/Sinclair home computers, including the classic 1000, the new 1500 Personal Computer, and the 2068 Color Computer. All the programs have been fully tested and…book, orig pub: 04.05.20, updated: 11.06.25

As commander of the Penetrator, one of the most powerful and advanced ships yet developed, you will travel through torturous landscapes and tunnels on your hazardous expedition.computer_media, orig pub: 08.06.23, updated: 02.11.26

SCRAM Board required – 8K in 8->16 K region. Support for Westridge and Byteback Modems. Support for TASMAN TYPE B OR C, AERCO OR OLIGER 2068, OLIGER 1000 (MAPPED FFFF), MEMOTECH CENTRONICS, MEMOTECH RS232, ENER-Z REPORT GENERATOR, EPROM SERVICES C.P.,BYTE-BACK C.P. printer interfaces. 16K Program.computer_media, orig pub: 07.30.23, updated: 02.11.26

This 2026 calendar features converted images of classic Timex and Sinclair hardware, with each image carefully optimized for the ZX Spectrum SCREEN$ format and monochrome printing on the Sinclair ZX Printer 2040. The images were converted using a modified version of Anders Tornblad’s ZX Spectrumizer. The original converter rendered dark colors using PAPER rather than…document, orig pub: 01.15.26, updated: 01.15.26

Cleaned up and reformatted by Tim Swenson in 2026.document, orig pub: 01.14.26, updated: 01.14.26

Notebook consisting of notes about development of Timex Disk Operating System (TDOS) and CP/M for the Timex/Sinclair 2068. A re-typed copy of the notebook is also available on archive.org.document, orig pub: 12.26.23, updated: 11.30.25

Vendorsevent, orig pub: 11.27.25, updated: 11.27.25

Fourth annual event. Held at the Hara Arena in Dayton, Ohio on August 28th and 29th. Tim Swenson hosted the first of several after-fest BBQs at his house in Dayton this year. Several of the attendees appear in the photos below.event, orig pub: 03.30.23, updated: 02.24.24

Organized by Tim Swenson, the West Coast Sinclair Show was held in Union City, CA, on 5 June 1999, one week after the East Coast Sinclair Show. Vendors The key visitor to the show was the renowned author Stan Kelly-Bootle, writer of many computer books, including the “Devil’s DP Dictionary”, and the holder of the…event, orig pub: 07.04.21, updated: 07.10.23

Two day fair in Canada.event, orig pub: 07.04.21, updated: 07.10.23

Fan-produced magazine for Sinclair QL owners. IQLR was produced using a Sinclair QL with a Super Gold Card, Minerva ROM, Hermes co-processor, QIMI and Keyboard-90 interfaces, Text87 and Hewlett Packard inkjet and laserjet printers.periodical, orig pub: 10.30.20, updated: 02.08.26

Cassette-based magazine supplied with several programs per tape.periodical, orig pub: 03.17.22, updated: 01.24.26

Newsletter of the Denver, Colorado, Timex/Sinclair user group.periodical, orig pub: 07.10.22, updated: 01.24.26

Newsletter of the user group.periodical, orig pub: 07.10.22, updated: 01.24.26

Newsletter of the Sinclair/Timex User Group of the Boston Computer Society.periodical, orig pub: 12.17.19, updated: 01.19.26

You are about to be sent on a mission through treacherous enemy territory. As commander of the Penetrator, one of the most powerful and advanced ships yet developed, you will travel through torturous landscapes and tunnels on your hazardous expedition. To complete your trek and accomplish your mission, destroy the enemy neutron bomb installation or…product, orig pub: 01.07.20, updated: 02.11.26

Terminal program that offers 40, 60 and 80-column mode on the ZX81/TS 1000. Supports data transfers, full ASCII support, printer support and more. Requires M1 NOT adapter. 32K or more RAM recommended. Also available on EPROM for use with the IF/Firmware Card.product, orig pub: 11.29.19, updated: 02.11.26

Carrying cases custom molded for TIMEX Corporation. They resemble small attache cases, approximately 13 1/2″ x 10″ x 3 1/2″, have a black leather-like texture, distinctive Timex/Sinclair logo, and feature small fold—away carrying handles. Each case has seven individual compartments for the following items: Only 2,000 were produced.product, orig pub: 01.20.20, updated: 02.02.26

OS-64 is a ROM that supports the Timex/Sinclair’s 64-column mode. It is fully compatible with 32 column commands and functions. The original Zebra manual is available on archive.org. OS-64 is supplied on cartridge. Insert in the TS2068’s cartridge slot (with the power turned off), then turn your computer on. The boot screen will be black…product, orig pub: 11.30.19, updated: 02.02.26

24K program has many built-in features (including tri-base arithmetic) and printer drivers. Available on tape ($9.95) or EPROM ($39.95)product, orig pub: 06.05.22, updated: 02.02.26

Website: https://web.archive.org/web/20161116054906/http://ncmedals.com/catug/ The user group had a BBS, using software written and maintained by Bob Swoger and hosted by his employer, Motorola. It was hosted on Digital Equipment Corporation minicomputers. Initially hosted on a PDP 11/23, it later moved to a PDP 11/60. When the PDP went down in 1990, Swoger migrated the BBS to…usergroup, orig pub: 02.01.20, updated: 02.12.26

President: Chuck DawsonVice-President: Frank BouldinSecretary: Fred StocktonTreasurer: Ellis Saunders The Timex/Sinclair Users Group of Fort Worth merged with the Dallas Timex/Sinclair/Amstrad Users Group in 1987.usergroup, orig pub: 02.01.20, updated: 02.04.26

President: Glynn HarrisVice-President: George EdmondsSec./Treas: Arthur J. EmersonNewsletter Exchange: George Edmonds The Dallas Timex/Sinclair/Amstrad Users Group merged with the Timex/Sinclair Users Group of Fort Worth in 1987.usergroup, orig pub: 02.01.20, updated: 02.04.26

We discussed VCF event planning, ham radio technology, Spectrum Next FPGA replicas, Jupiter Ace computers, retro computing alternatives, and Eastern Bloc computer history.video, orig pub: 01.13.26, updated: 01.13.26

In this meeting, we reviewed the history of the Timex Computer Corporation and development of the Timex/Sinclair 1000, Timex/Sinclair 1500 and Timex/Sinclair 2068 computers. David presented material from documents preserved by Lon Hildreth and others.video, orig pub: 12.21.25, updated: 01.13.26

We had a little demonstration of a Christmas program and a snowflake design, as well as updates from Ingo and others on projects.video, orig pub: 01.05.26, updated: 01.13.26

We discussed shared community history and technical knowledge. We talked about the evolution of user groups from 1980s, who often had printed newsletters (CATS, Update, Chicago-area publications), through Yahoo groups to current online forums.video, orig pub: 11.17.25, updated: 12.06.25

We showed off a seasonally appropriate turkey program and shared updates on projects.video, orig pub: 11.17.25, updated: 11.18.25