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

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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This informal group has twice a month meetings online (via Zoom). Like in-person user group meetings, we have guests, talk about our projects and a wide array of computing topics. This group has its origins in the Yahoo TS 2068 Group, which migrated to groups.io when Yahoo Groups shut down. Join Our Email List Sign…usergroup, orig pub: 04.21.23, updated: 06.14.26
To use the EPROM programmer discussed last month with the TS 1000/1500, you need to use the program listed here. Because the 1000/1500 does not have IN or OUT, a couple of short machine code routines appear in the REM statement of line 1. Memory location 16514 holds data to be outputted, and 16515 holds…article, orig pub: 09.13.22, updated: 06.11.26
British publication dedicated to Sinclair computers, most specifically the ZX Spectrum.periodical, orig pub: 12.11.19, updated: 06.11.26
A NEW MAGAZINE for the owners of Timex/Sinclair machines in the U.S. has been launched by ECC Publications, the publishers of Sinclair User. Timex/Sinclair User was launched in April and includes much the same mixture of reviews, projects and articles for which Sinclair User has become known. Terry Cartwright, managing director of ECC, believes that…article, orig pub: 02.08.23, updated: 06.11.26
THE Timex/Sinclair 2068 has been selling well in the States, despite reports that Timex has had difficulty with the new computer. The machine, which includes a ROM cartridge port and an RS232 interface, has been described as an upgrade of the Spectrum and has a bigger and more manageable keyboard. Better graphics facilities include the…article, orig pub: 02.08.23, updated: 06.11.26
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