Huge lot vintage pc timex sinclair zx81 manuals literature reference guides oop you are purchasing a huge lot vintage pc timex sinclair zx81 manuals literature reference guides oop very good condition. I suggest you track down someone else with a timex sinclair who will hopefully read the polarity diagram from its power supply, or has a multimeter handy in order to check. The timex sinclair was introduced in july of 1982 as the american version of the sinclair zx81 heres a couple links for doing a composite video modification. Documentary the sinclair zx80, zx81, and timex sinclair the 8bit guy. If you have a zx81 or timex sinclair and hook it into a av input to most digital tvs youll get an almost unreadable signal. Personal computer software for timex sinclair dataquester personal finance planner timex computer corporation phrase challenge funtech software pick em stuart software picture plot bob lucasbarlog software pinball timex computer corporation plane frame zeta software plotting work sheet ezra group ii plotting work sheet. Pet ascii output program for the timexsinclair zx81. Nov 19, 2016 ts multiregion composite video modification following on from the previous post on zx81 composite video modifications, the same can also be done on the timex sinclair. They are nearly identical, except for the name on the front, and minor motherboard layout differences. Finally, in july 1983, the transformation is complete. Byte magazine volume 08 number 01 internet archive.
Please note that the system is completely self contained and this means you cannot remotely add code, more games etc. Jun 09, 2019 the timex sinclair launched in the summer of 1982. This is a rewrite of the classic arcade game, klingons. The modification is very simple and requires only a soldering iron, an spdt switch, and a few inches of wire. Sinclair s licensing agreement with timex enabled the american company to produce three clones or offshoots of sinclair machines for the us market. With the timex sinclair it is very easy, the computer came with a 2k ram chip already installed in a ram socket. This was obtained in the early 90s from an engineering friend who came from a teaching background in the buffalo, ny area. The timex sinclair s performance was infamously slowbecause the computer contained a mere four chips, it relied on its cpu to handle all of its processing and refresh whatever external display it was attached to. The mpc master module consists of eight touchsensitive pads of abs plastic, which you can play with your hands or with sticks. Otherwise, it looks to be in amazing condition for its age.
Unauthorized zx81 clones were produced in several countries. Sinclair zx81 raspberry pi emulator, with large software collection. Part of that order included replacement capacitors for the electrolytic capacitors in the timex sinclair. Z81 a zx81 emulator for vga pcs running linux xz81 a zx81 emulator for x z81txt a textmode zx81 emulator for the linux console. The timex sinclair or as it was known in england sinclair zx81 was the second machine to be released by sir clive sinclair. These were the timex sinclair , timex sinclair 1500 both variants of the zx81 and the timex sinclair 2068 a variant of the zx spectrum. Jul 31, 2015 in this video we take a look at the timex sinclair, a lowcost microcomputer from the early 1980s.
Thanks to the enthusiasm shown for the sinclair zx81, we are working to release new and replacement hardware for the humble zeddy. This app focuses on the sinclair zx81 experience and is loaded with example software. This article describes the final solution that i used to make both roms available to my zx80. Timex sinclair ts timex sinclair is a result of joint venture between sinclair research ltd and timex corporation. Four great games for the timex sinclair mothership, sea war, monster maze, mazogs. They made 3 revisions and they cheated in the first 2 by having no back porch in the video output. The complete spectrum 128 disassembly by paul farrow. The lowly sinclair zx80 has now morphed into the semiuseable timex sinclair 1500, sporting a brandnew keyboard and much more internal ram. Although still identical to the sinclair zx81, it will now be known as the timex sinclair. 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.
Of course the modem software was primitive because compuserve. All books appear to have received relatively light use. The zx81 was designed to be small, simple, and above all, inexpensive, with as few components as possible. Spectrum faq, 301105 since the faq is no longer maintained, for technical details you may want to see the tech info wiki. Home periodicals sq syntax quarterly 16k ram pack schematic. Thanks to its price, the timex sinclair sold over 600,000 units in the united states source. Unfollow timex sinclair to stop getting updates on your ebay feed. In spite of the flaws in the early versions, half a million units were sold in the first six months alone. A year after the introduction of the zx80, sinclair released an updated model with floating point basic, a better case, and a new flicker free video mode which could be turned off because it make the computer run much slower.
Astronomy on your computer on free shipping on qualified orders. With appreciation to sir clive sinclair and timex computer corporation member tsnug timexsinclair northamerican user groups. Mpc electronics music percussion computer play what you. 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 early1980s home computer market in north america. July timex computer begins selling the timex sinclair through over timex retail outlets. Timex sinclair computer manual 1016 16k ram module. Designers marketers social media managers publishers.
The sinclair zx81 timex sinclair computer youtube. Timex sinclair pc with 16k ram, software, manuals, adapter. Pet ascii output program for the timexsinclair zx81 introduction by syncware news technical director, fred nachbaur here is another article by carol f. The timex sinclair is the north american version of the sinclair zx81, from british based sinclair research ltd. The timex 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.
Features fullscreen sharing embed analytics article stories visual stories seo. Home periodicals sq syntax quarterly zx81 schematic. January timex introduces the timexsinclair 2000, which is their repackaged sinclair spectrum for the north. Milazzo, describing a way of transmitting your zx81 programs and data to other computers, such as the commodore c64.
Vintage timex sinclair computer still in the original box and accessories. In my continuing efforts to find people from the timex sinclair past i found two gentleman who were, at some point, the owners of byte. The sinclair zx80, zx81, and timex sinclair youtube. Dead timex sinclair help classic computing atariage. Texter bob lucasbarlog software textwriter curry computer the bookkeeper gibson data services the cambridge collection richard francis the check book softsync, inc. Jan 31, 2011 here is a complete working vintage timex sinclair computer setup running a program called vucalc a excel type spreadsheet. It was very similar to zx81, it only contained more ram 2k and had ntsc tv modulator with switch allowing to switch between channel 2 and 3. Recap and 16k internal ram travis durf retro computers, sinclair december 16, 2019 december 25, 2019 6 minutes today my order from jameco came in. Timex sinclair 1500 computer steves computer collection. The changing complexion of timexsinclair computing seen at the orlando 1988 winter fest ts2068 update this issue of update was delayed a week to report upon the orlando 1988 winter fest. That means i just needed to get a 62256 ram chip which is 32k, but i will only be using 16k of it, and run 4 wires.
The diggles kitchen micro computer software uk the electronic checkbook timeworks, inc. The watchmakers guidebook to the timex sinclair computer. The software support 8217 s gpu 8217 s from both amd and nvidia to accelerate the work. Took it home with the two books and proceeded to key in every one of the programs in those books plus a few more and then i had to figure out why some didnt work because of my shoddy typing skills. Timex sinclair user manual by olivier boisseau issuu. Also example of a working sinclair 2040 printer from the.
This resulted in the machine crashing out when it was nudged. 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. The essential guide to timex sinclair home computers. If you are looking for information on the zx81, including emulators and downloads, a good place to start would be the sinclair zx81 webring, as well as the sinclair zx80 and zx81 computer forums. View and download timex sinclair 1500 user manual online. Timex sinclair user was a nice glossy magazine devoted to the ts and sinclair zx8081. Monthly magazine for timex sinclair computer users. The ts was the american version of the sinclair zx81 which followed the successful sinclair zx80.
August sinclair research reports that it has shipped 500,000 zx81 personal computers in over 30 countries. Its small circuit board only contained four ics and a few components. The magazine contained the usual array of expected content including technical articles and program listings. Representing the western usa was tim and stephanie woods time designs magazine, and the central usa was represented by the staff of syncware news and attendees from the michigan user group. In revision 3 they had put it in since tvs were becoming more sensitive to the lack of a back porch. New sinclair zx81 timex sinclair timex sinclair 1500 hardware. The timex sinclair ts was the first computer produced by timex sinclair, a joint venture between timex corporation and sinclair research. Timex sinclair pc with 16k ram, software, manuals. This machine did not have a 32k ram upgrade as you stated it actually had a 16k ram upgrade that connected to the zx81 via a flimsy port at the rear. Sync magazine was a relatively shortlived glossy magazine dedicated to the timex sinclair zx80 zx81 models of computers. The popularity of these machines was driven by their low price. The world of spectrum faq, maintained by arjun nair. Supplied as either a full version for the expanded sinclair zx81, timex sinclair ts and ts1500 min 4k ram, a 2k version for an unexpanded timex 2kb of ram and a 1k cutdown version. Timex sinclair micro computer with a top keyboard untested.
The timex sinclair launched in the summer of 1982. Home periodicals sync schematic of sinclair 16k ram pack. Vtg vu3d timex sinclair software owners guide operating instruction manual book. The ts is basically a zx81 with a bit more shielding and a different tv modulator. In this video we take a look at the timex sinclair , a lowcost microcomputer from the early 1980s. The cartridge plugs into the dock port and the interface onto the rear buss expander. I say something about the history of the computer, go over its hardware and software. Please check out similar items and the other great stuff in our store. Used huge lot vintage pc timex sinclair zx81 manuals. Contained an ntsc rf modulator replacing the pal version.