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.

1983

Timex/Sinclair 1500

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

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.

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.

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.

1982

Sinclair ZX Spectrum

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

1984

Sinclair QL

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

1987

Cambridge Z88

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

Join Us Online

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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Recently Added/Updated

Interactively explore all 14 registers of a programmable sound chip with a full-screen editor, live waveform display, and real-time audio output.computer_media, orig pub: 06.10.24, updated: 04.01.26
Three lines of BASIC conjure a realistically shaded 3D globe using trigonometry, a hidden-surface test, and probabilistic lighting math.computer_media, orig pub: 06.10.24, updated: 04.01.26
computer_media, orig pub: 08.13.23, updated: 04.01.26
A full sign-making studio with text layout, border styles, graphic tile editing, and multi-printer support — all driven by a substantial machine code engine loaded from tape.computer_media, orig pub: 08.13.23, updated: 04.01.26
A four-window business charting suite that renders bar, pie, line-pie, and line charts side by side, with machine-code screen-buffer swapping for instant window switching.computer_media, orig pub: 08.06.23, updated: 04.01.26
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