Der Sinclair ZX81 ist ein auf dem Z80-Mikroprozessor basierender Heimcomputer des britischen Herstellers Sinclair Research Ltd. Die Zahl in der Namensgebung bezieht sich auf das Jahr des Markteintritts am 5. März 1981. Der ZX81 ist eine Weiterentwicklung des ZX80 und wurde von vornherein als Massenware für Einsteiger konzipiert. Ursprünglich nur als Versandware erhältlich, eroberte der. The Timex Sinclair 1000 is a rebranded Sinclair ZX81. The RF Modulator is different for the US Timex model and the US ZX81 which they did sell some of, there are a few other differences. The Timex 1000 came with 2k of ram rather than 1k like the ZX81 came with and outputs to 60hz NTSC video while the UK model does 50hz PAL video output. It was an essential market for a computer manufacturer to crack. Although Sinclair did sell the ZX81 and Spectrum though mail order in the USA for a time, the Sinclair machines' biggest American success came about through the company's collaboration with Timex.
item 4 1983 Sinclair ZX81 Timex TS1000 Computer Software Games vintage print Ad - 1983 Sinclair ZX81 Timex TS1000 Computer Software Games vintage print Ad. $9.99 $3.90 shipping. item 5 RARE SYNC Timex Sinclair Magazine September October 1983 TS1000 TS2000 - RARE SYNC Timex Sinclair Magazine September October 1983 TS1000 TS2000. Continued indexing, completed ZX81 references from Sinclair User issues 2, 3 and 4. 28/06/2007. Added a page describing the TS1500 composite video modification. 25/06/2007. Added the following tapes total now 461: Technical Literacy Series. Added the following hardware total now 35: Cheetah 16K, Memopak 32K, Timex Sinclair 1000, Timex. The Sinclair ZX81 was released by Sinclair Research Limited on 5th March 1981 as an upgraded version of the Sinclair ZX80. It was manufactured by Timex in Dundee Scotland and designed to work on a standard television set and although still available.
ZX SPECTRUM ZX81 ZX80 CAMBRIDGE Z88 TIMEX-SINCLAIRS QL QUANTUM LEAP C64 AND C128 VIC-20 C16 AND PLUS/4 AMIGA PCS. VCS. ZX81 Board Information. Schematics, Component layouts and port/connector pin-outs. Title Description. Sinclair. Sinclair ZX80 / ZX81 Forums. Discussion forums for users of the Sinclair ZX80 / ZX81 and their clones About the ZX80 / ZX81. Skip to content. Grazie ad un accordo con la Timex Group USA - società che produceva per conto della Sinclair Research gli ZX81 sia come kit che come computer assemblato - la società statunitense poté esportare il computer negli USA a partire dal 1982 e venderlo come Timex Sinclair 1000: rispetto allo ZX81, aveva una dotazione doppia di RAM 2 kB ed un. for the price of us$99.95, you can still order a timex sinclair zx81 kit from this place. zebra systems, inc. has been holding onto inventory since the '80s and now wants to unload.
TOSEC: Sinclair ZX81 2012-04-23 Publication date 2012-04-23 Language English. The Sinclair ZX81 was released 1981 in the UK and later in 1982 in a slightly modified form as the Timex Sinclair 1000 in the United States. Designed as a low-cost introduction to home computing, the ZX81 was designed to be small, simple, and cheap. The ZX81, Sinclair's third computer, sparked a popular mania for computing following its launch in 1981.The machine was shipped in two versions: as a traditional self-assembly kit right and, more popularly, as a ready-assembled machine which only needed to be connected to a television and power supply before it could be used. The Sinclair ZX-81 also sold by Timex as the Timex Sinclair 1000 was a very compact Z80 based machine with a membrane keyboard. It was designed and built to be inexpensive and, as such, it was a very common first computer for many people. THe ZX81 was an upgrade to the ZX80 which had half the ROM. Related Items in Collection. Adding composite video to a Sinclair ZX81. Introduction. Keeping alive the early "home" computers is a worthwhile thing. Not only can folk marvel at what could be done in 1 kilobyte of RAM!! but being able to touch and see history brings an understanding of how we got here today. The computer was developed with another technology company, Nine Tiles, and manufactured in a Timex Corporation factory in Dundee, Scotland. Followed in March 1981 by the even more popular successor, the Sinclair ZX81, both models had a profound impact on home and hobbyist computing in the UK and many other countries.
The Timex Sinclair 1000 TS1000 was the first computer produced by Timex Sinclair, a joint venture between Timex Corporation and Sinclair Research.It was launched in July 1982, with a US sales price of US$99.95, making it the cheapest home computer at the time; it was advertised as "the first computer under $100". The computer was aimed at regular home users. Cracking open the Sinclair ZX81. In 1981, Sinclair Research released the ZX81 as a follow-up to their earlier ZX80. The ZX81 was manufactured by the Timex Corporation and sold as a kit £49.95. The ZX81 is a home computer produced by Sinclair Research and manufactured in Scotland by Timex Corporation.It was launched in the United Kingdom in March 1981 as the successor to Sinclair's ZX80 and was designed to be a low-cost introduction to home computing for the general public. It was hugely successful, and more than 1.5 million units were sold before it was discontinued. Find great deals on eBay for sinclair zx81 and sinclair zx80. Shop with confidence. Notable examples of his design work include the ZX81 case and touch-sensitive keyboard and the ZX Spectrum rubber keyboard. The TS1000 was a slightly-modified version of the Sinclair ZX81 with an NTSC RF modulator, designed for use with North American TVs, instead of the UK PAL RF modulator which was used for units sold in Portugal. The following is a list of clones of Sinclair Research's ZX80.
Timex Sinclair TS1000 Replacement keyboard membranes The Timex Sinclair TS1000 was a rebadged version of Sinclair's ZX81, with a few minor changes. Inside is a standard ZX81 Issue 3 board, with some extra shielding and some modifications for NTSC mode and a channel switch more on that on my previous post on making a multi-region TS1000. 05.07.2017 · I own a Timex Sinclair 1000 NTSC version of the ZX81 and it displays no video. from what Ive researched, the ULA chip is to blame for this. Are. HongKong "clone" of ZX81 Allen Foster: The SINCLAIR ZX81 Resource Page; BalÃ¡zs Kardos: hungarian sinclair site does not seem to work anymore:-Our site is a hungarian sinclair site zx81/spectrum, just in hungarian but we add links to other great sinclair site, and we mirroring some english documents for the faster access. Sinclair ZX81 Issue One The ZX81 was launched on March 5th 1981 by Clive Sinclair. It is commonly considered to be the machine that brought computing to the general public in the United Kingdom as it was affordable at £69.95 and it was the first computer to. Sinclair ZX81 User Manual 16 pages. Related Manuals for Sinclair ZX81. Desktop Sinclair ZX Spectrum Service Manual 59 pages Desktop. The Sinclair 16K RAM pack gives the computer sixteen times as much memory as it has in its unexpanded form.
Timex Sinclair was a joint venture between the British company Sinclair Research and Timex Corporation in an effort to gain an entry into the rapidly growing early-1980s home computer market in North America. The choice of partnership was natural, as Timex was already the main contractor for manufacture of Sinclair's ZX81 and ZX Spectrum computers at its Scottish plant in Dundee.
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