Leroy Keith Watson

Location: Michigan

Articles (11)

TitleAuthor(s)PublicationDate
Changes in the Z80 EmulatorThe RAMTOPFall 1994
Dayton Computer Show Report
Five members of our group, Gene Wilson, Greg Dupuy, Neal Elias, Jon Kaczor and myself travelled to Dayton for the...
The RAMTOPFall 1994
Input/Output
Letters from David Lassov, Keith Watson, Jon Kaczor, Bob Swoger, Frank Davis, John Pegram, Al Feng, Joan Kealy, Jose Moreno,...
ZXir QLive Alive!Autumn 1996
Input/Output
Letters from Ed Kingsley, Al Boehm, Jose Moreno, David Solly, Peter Liebert-Adelt, Jack Boatwright, Jeff Burrell, Don Oviatt, Earl Kielglass,...
ZXir QLive Alive!Spring 1999
Input/Output
Letters from Joe Rampolla, John Pegram, Al Feng, David Leech, Jeff Burrell, Rod Gowen, Dane Stegman, Robert Webster, Tom Parks,...
ZXir QLive Alive!Summer 2000
Input/Output
Letters from Don Lambert, Peter Liebert-Adelt, Robert Gilbert, Jeff Burrell, Joe Rampolla, Al Feng, Robert Swoger, Louis Florit, David Solly,...
ZXir QLive Alive!Winter 2000
Input/Output
Letters from Jack Boatwright, Loic Daneels, David Solly, Louis Florit, Luke Perry, William McBrine, Les Cottrell, Bob Hartung, Jim Ditton,...
ZXir QLive Alive!Winter 2002
Input/Output
Letters from Albert Boehm, Robert Swoger, Les Cottrell, Keith Watson, John Simpson, Peter Liebert-Adelt, David Solly, Glen Goodwin, Mark Anderson,...
ZXir QLive Alive!Spring 2003
The 2068 Emulator
I have finished the code to make the Timex run under Gerton’s Z80 emulator and finally debugged the Series One...
The RAMTOPFall 1994
The Fame & The Glory
And now, here are a few more words about the last contest. First, we would like to thank all of...
SyncWare NewsMar-Apr 1986
Timex 2068 Emulation on a PC Using Z80
How to use Gerton Lunter’s Spectrum emulator, Z80, as a Timex 2068 emulator.
Update MagazineJanuary 1995

Companies (1)

Products (1)

TitleCompany
MakeDOS-64
Combines OS-64 code with AERCO FD-68 disk operating system. Gives 64 column mode to AERCO DOS.
LKW Software

Downloadable Files (1)

TitleTypeCompanyDownload
HP23ProgramDownload

Documents (3)

User Groups (2)

Events (1)

Videos (25)

TitleDateWatch
Timex Sinclair Online User Group May 18, 2025
We welcomed a new member, talked about AI-written theme songs, a recent reunion of Timex Portugal employees, discussed the 2068...
May 18, 2025
Timex Sinclair Online User Group Meeting August 18, 2024
We talked about how to preserve the Timex Sinclair memory and machines in a physical way accessible to many. Is...
August 18, 2024
Timex Sinclair Online User Group Meeting December 1, 2025
In this meeting, we reviewed the history of the Timex Computer Corporation and development of the Timex/Sinclair 1000, Timex/Sinclair 1500...
December 1, 2025
Timex Sinclair Online User Group Meeting December 21, 2025
We had a little demonstration of a Christmas program and a snowflake design, as well as updates from Ingo and...
December 21, 2025
Timex Sinclair Online User Group meeting December 5, 2022
Adam Trionfo dug into the FDD 3/3000 disk images, examining a home-made version of Q*Bert.
December 5, 2022
Timex Sinclair Online User Group Meeting February 16, 2025
Carl Miles discusses plans for a comprehensive expansion board for the ZX81, tentatively called the "1560". Joao Diogo Ramos told...
February 16, 2025
Timex Sinclair Online User Group Meeting February 6, 2023
In this meeting we learned that former Supreme Court Justice David Souter was a Timex/Sinclair 2068 user.
February 6, 2023Watch ↗
Timex Sinclair Online User Group Meeting January 18, 2026
Chris Boisvert, one of the original creators of Byte Power 1st Class Magazine, joined us. He explained how he and...
January 18, 2026
Timex Sinclair Online User Group Meeting July 16, 2023
David talked a bit about the connection between the Koala Pad and Sinclair computers. David also gave an update on...
July 16, 2023Watch ↗
Timex Sinclair Online User Group Meeting June 18, 2023
Richard Booth, author of Applied Sinclair: Subroutines for the Mathematically-Minded, joined us.
June 18, 2023Watch ↗
Timex Sinclair Online User Group Meeting June 5, 2023
David gave an update on archiving tapes, documents, newsletters and more. Jeff Burrell showed the latest developments and demonstrated functions...
June 5, 2023
Timex Sinclair Online User Group Meeting November 16, 2025
We discussed shared community history and technical knowledge. We talked about the evolution of user groups from 1980s, who often...
November 16, 2025
Timex Sinclair Online User Group Meeting November 4, 2024
Hugo Pinto shared his experience with the Load ZX Spectrum Museum's recent recovery of the Tenet educational network system.
November 4, 2024
Timex Sinclair Online User Group Meeting October 7, 2024
We talked with David Solly about his new Spectrum Next. Paul DeMelto talked about his use of vintage computers and...
October 7, 2024
Timex Sinclair Online User Group Meeting September 15, 2024
Ingo Schmied shows his KiloZed, a pumped up and moderately larger Sinclair ZX81, and Joe Vandezande talked about his process...
September 15, 2024
Timex Sinclair Online Users Group October 7, 2024
David and Joe discussed recovering old tapes. Joe described using a homemade dehydrator for 3D printer filaments to salvage tapes....
October 7, 2024
Timex Sinclair User Group Meeting June 23, 2024
We talked about reasons for enjoying the ZX81/TS1000, Mowgli Assor joined and told us of his experiences.
June 23, 2024
Timex Sinclair User Group Meeting March 3, 2025
We discussed potential upgrades to the TS-Pico and PicoVideo, audio mods for the 2068, mods to improve the ZX81/TS1000, and...
March 3, 2025
Timex/Sinclair Online User Group Meeting August 4, 2025
Discover the ZX81 programming journey of Steven Reid, from his first game 'Water Bug' to the Ultima-inspired 'Gem Quest', pushing...
August 4, 2025
Timex/Sinclair Online User Group Meeting December 2, 2024
Tim Swenson described differences between Boreal ZX Basic and Sinclair Basic. Carl demonstrated improvements he made to the Timex 1510...
December 2, 2024
Timex/Sinclair Online User Group Meeting February 7, 2022
Keith Watson's use of a Timex/Sinclair 2068 to produce compressor performance charts.
February 7, 2022
Timex/Sinclair Online User Group Meeting January 3, 2022
We talked about creating multi-ROM cartridges, the possibility of an auto-boot Spectrum ROM cartridge and more.
January 3, 2022
Timex/Sinclair Online User Group Meeting March 15, 2026
We talked about archiving milestones, tape recovery techniques, emulator development, preservation concerns, and community history.
March 15, 2026
Timex/Sinclair Online User Group Meeting March 2, 2026
Our meeting covered keyboard Kickstarter plans, Pascal compilers, AI-assisted coding, TS-Pico debugging, and RAM expansion techniques.
March 2, 2026
Timex/Sinclair Online User Group Meeting May 4, 2026
We look at the N-Go Spectrum Next clone from Spain, a PC-8300 ZX81 clone, and various tools for converting images...
May 4, 2026

Blog Posts (1)

Scroll to Top