The Authoritative Website for Timex/Sinclair Computers
The Authoritative Website for Timex/Sinclair Computers
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.
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.
The Z80 has three Interrupt modes (IM) two of which are of special interest to the programmer. An “interrupt” is a signal sent to the microprocessог, which generally suspends the execution of the current program without the program being aware of it. IM1 is the normal operating mode for the TS2068 and when an interrupt…article, orig pub: 09.13.22, updated: 05.12.26
VCF East: Heathkit H11, an Apple I (real or repro?), a swatting evacuation, and the show's first-ever Timex table. Plus Kilo Zed prototypes and resurrected Oliger disks.video, orig pub: 05.03.26, updated: 05.03.26
A 60-room text adventure set in post-apocalyptic Manhattan, with subway transit, key-based door unlocking, and a hot air balloon escape on the rooftop.computer_media, orig pub: 03.19.26, updated: 05.02.26