Welcome to TimexSinclair.com, your definitive resource for everything related to the Sinclair and Timex/Sinclair computers in the United States. From the groundbreaking Sinclair ZX81 that brought affordable computing to American homes in 1982, to the Timex/Sinclair 2068, we celebrate these remarkable machines that introduced a generation to the world of programming and digital innovation.

Timex/Sinclair

The American chapter—Timex brought Sinclair’s vision to U.S. homes.

1982

Timex/Sinclair 1000

The U.S. version of the ZX81, available for under $100 at retail stores across America. This machine democratized computing in the United States.

Explore the T/S1000
1983

Timex/Sinclair 1500

Enhanced version of the Timex/Sinclair 1000 with 16K RAM built in, ZX Spectrum style case and keyboard.

Explore the T/S1500
1983

Timex/Sinclair 2068

Color graphics, sound capabilities, and a cartridge port made the 2068 the ultimate U.S. Sinclair experience with serious computing power.

Explore the T/S2068

Sinclair

The pioneering machines from Clive Sinclair that revolutionized home computing.

1980

Sinclair ZX80

The machine that started it all—revolutionary for its price point and brought computing to everyday people.

Explore the ZX80
1981

Sinclair ZX81

The machine that brought computing to the masses. Sold over 1.5 million units worldwide—legendary affordability and hackability made it an icon.

Explore the ZX81
1982

Sinclair ZX Spectrum

The ZX Spectrum brought vibrant color graphics and sound to the home computer market, selling over 5 million units worldwide.

Explore the ZX Spectrum
1984

Sinclair QL

Sinclair’s ambitious 32-bit business computer. Multitasking OS, built-in Microdrives—ahead of its time with professional aspirations.

Explore the QL
1987

Cambridge Z88

Sinclair’s ambitious 32-bit business computer. Multitasking OS, built-in Microdrives—ahead of its time with professional aspirations.

Explore the Z88

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We have a YouTube channel, active email list and more! We meet via Zoom on the first Monday and third Sunday of each month to chat about our favorite computers, projects and more. Each meeting is recorded and posted to YouTube. You can watch some of our most recent meetings below.

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There another use of the keyword "LINE" beside starting a program at that line when saving a program. If the word "LINE" is used with a string "INPUT", the input prompt is given without the usual quotation marks.article, orig pub: 10.07.22, updated: 04.05.26
Most of us can visualize the computer's "regular" memory. We know that the ROM part of memory has "fixed" machine programming put there by Timex when they built the computer, and that there Is a section called RAM that we store our own programs in.article, orig pub: 10.27.20, updated: 04.05.26
1986 user manual by Thomas B. Woods for his 32K and 64K non-volatile RAM cartridge for the TS 2068, describing how to install and use the battery-backed RAM board. Congratulations on your purchase of the Universal Dock/Extension Board. This device is design to fit in the Cartridge port on the right side of your I/S…document, orig pub: 01.25.24, updated: 04.04.26
A complete sprite animation toolkit with a built-in UDG editor, machine code movement engine, and self-shortening save routine — all packed into one BASIC program.computer_media, orig pub: 06.18.23, updated: 04.04.26
A utility that embeds an entire hi-res graphics screen inside a BASIC program's REM statement for archival, with Upload, Download, Invert, and Display functions driven by machine code.computer_media, orig pub: 07.29.23, updated: 04.04.26
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