Knowledge (XXG)

Sinclair Research

Source 📝

843:'s shops the day after release. Retailers stocked the machine in large numbers in expectation of good Christmas sales. However, the machine did not sell as well as expected and, because retailers still had unsold stock, Sinclair's income from orders dipped alarmingly in January. The Spectrum+ had the same technical specifications as the original Spectrum. An enhanced model, the ZX Spectrum 128, was launched in Spain in September 1985, with development funded by the Spanish distributor Investronica. The UK launch of this was delayed until January 1986, because retailers had large unsold stocks of the previous model. 1205: 1051: 43: 1078: 149: 709: 2602: 600: 584: 568: 552: 536: 520: 504: 488: 472: 456: 440: 424: 408: 392: 299:. It was originally incorporated in 1973 as Westminster Mail Order Ltd, renamed Sinclair Instrument Ltd, then Science of Cambridge Ltd, then Sinclair Computers Ltd, and finally Sinclair Research Ltd. It remained dormant until 1976, when it was activated with the intention of continuing Sinclair's commercial work from his earlier company 1497:, to be launched within a year. "Technology has moved on quite a bit, there are new batteries available and I just rethought the thing. The C5 was OK, but I think we can do a better job now." The two-wheel X-1 was to have been available in July 2011 at the price of £595, but failed to reach production. 888:
and distributor Prism entering receivership. Although the collapse of the latter was not expected to have a significant effect on Sinclair's ability to reach customers, the observation was made that "Sir Clive would not be trying to go public unless he thought he could use the cash", indicating that
835:
in May of that year. (In 1982 it had upheld complaints about delays in shipping Spectrums.) Especially severe were allegations that Sinclair was cashing cheques months before machines were shipped. In the autumn Sinclair was still publicly predicting it would be a "million seller", and that 250,000
959:
Since 1986, the company has continued to exist, but in a completely different form. In 1993, 1994, and 1995 Sinclair made continuing losses on decreasing turnover. Investors became worried that Clive Sinclair himself was using his own personal wealth to fund his inventions. By 1990 the company's
789:
In late 1983 Timex decided to pull out of the Timex Sinclair venture which, due to strong competition, had failed to break into the United States market. However, Timex computers continued to be produced for several years in other countries. Timex Portugal launched improved versions, the
361:
pocket television led to financial difficulties in 1985, and a year later Sinclair sold the rights to its computer products and brand name to Amstrad. Sinclair Research Ltd continued to exist as a one-man company, marketing Clive Sinclair's inventions until his death in September 2021.
1354:
and a new 512×192-pixel monochrome video mode. Due to the limited size of flat CRT that could be manufactured, a series of folding lenses and mirrors were necessary to magnify the screen image to a usable size. The project was cancelled after the Amstrad take-over, but the
1144:
processor. Production was delayed by several months, due to unfinished development of hardware and software at the time of the QL's launch. Hardware reliability problems and software bugs resulted in the QL acquiring a poor reputation from which it never recovered.
635:
products, radios, calculators and scientific instruments. When it became clear that Radionics was failing, Sinclair took steps to ensure that he would be able to continue to pursue his commercial goals. In February 1975, he changed the name of Ablesdeal Ltd (a
865:
electric vehicle on 10 January 1985, but it was a commercial disaster, selling only 17,000 units and losing Sinclair £7,000,000. Sinclair Vehicles went into liquidation later the same year. The failure of the C5, combined with those of the QL and the
860:
Sinclair had long had an interest in electric vehicles, and during the early 1980s he worked on the design of a single-seater "personal vehicle", eventually starting a company called Sinclair Vehicles Ltd in March 1983. He launched the
974:
In 2003, the Sinclair "ZA20 Wheelchair Drive Unit" was introduced, designed and manufactured in conjunction with Hong Kong's Daka Designs, a partnership which also led to the SeaDoo Sea Scooter underwater propulsion unit.
986:
invented by Sinclair, which was on sale for £200. It had been originally announced two years previously. In November 2010, Sinclair Research announced the X-1 two-wheel electric vehicle, which failed to reach production.
892:
On 28 May 1985, Sinclair Research had announced it wanted to raise an extra £10m to £15m to restructure the organisation. Given the loss of confidence in the company, the money proved hard to find. In June 1985,
967:" electric bicycle was released, Sinclair's second attempt at changing people's means of transport. It had a maximum speed of 10 mph (16 km/h), and was only available by mail order. Much like the 747:(a version of the ZX81) in the United States. In March 1982 Sinclair Research Ltd made an £8.55m profit on turnover of £27.17m, including a £383,000 government grant to develop a flat screen. 3115: 3095: 757:
at 25 Willis Road, Cambridge, into the company's new headquarters. (Following Sinclair's financial troubles, the premises were sold to Cambridgeshire County Council in December 1985.)
2533: 880:
Sinclair Research had reportedly intended a public offering of shares on 12 March 1985, but this offering was postponed, ostensibly due to turmoil in the microcomputer industry, with
3125: 1185:
add-ons for the ZX Spectrum. A number of QL peripherals were developed by other companies but marketed under the Sinclair brand. External storage for the Spectrum was usually on
3110: 1393:, 128 KiB of RAM, and two custom chips providing much enhanced graphics and audio capabilities. After the Amstrad buy-out in 1986, two engineers who had worked on the project, 3135: 3120: 3155: 2038: 1631: 1627: 1623: 832: 960:
entire staff had been reduced to just Sinclair himself, a salesman/administrator, and an R&D employee. By 1997 only Sinclair himself was working at his company.
3130: 3150: 1047:
was launched in February 1980 at £79.95 in kit form and £99.95 ready-built. In November of the same year Science of Cambridge was renamed Sinclair Computers Ltd.
907:
The future of Sinclair Research remained uncertain until 7 April 1986, when the company sold its entire computer product range, and the "Sinclair" brand name, to
2399: 971:, the "Zike" was a commercial failure, and sold only 2,000 units. In 1999 Sinclair released the world's smallest radio, in the form of the "Z1 Micro AM Radio". 3100: 640:
he had bought in September 1973 for just such an eventuality) to Westminster Mail Order Ltd. The name was changed to Sinclair Instrument Ltd in August 1975.
1121:
unlike Sinclair's previous portable televisions. The TV80 was a commercial failure selling only 15,000 units and not covering its development costs of £4m.
678:
and parts from a Sinclair calculator. Curry was impressed and encouraged Sinclair to adopt it as a product. In June 1978, Science of Cambridge launched its
3105: 2526: 3145: 927:, with shareholdings in several new "spin-off" companies formed to exploit technologies developed by the main company. These included Anamartic Ltd ( 846:
At the January 1985 Las Vegas Consumer Electronics Show, Sinclair re-entered the United States market, announcing the "FM Wristwatch Radio", an
3160: 2519: 3140: 1394: 952: 3069: 60: 836:
would be sold by the end of the year. QL production was suspended in February 1985, and the price was halved by the end of the year.
2465: 2450: 2435: 126: 2287: 822:
went on sale. The QL was nowhere near as successful as Sinclair's earlier computers. It suffered from several design flaws, and
107: 648: 2121: 318:
became available on the high street, introducing home computing to a generation, with more that 1.5 million sold. In 1982 the
79: 64: 889:
the postponement of an offering whose timing would have been planned for optimal effect would be a setback for the company.
1241:
The following computer products were under development at Sinclair Research during the 1980s but never reached production:
831:
Fully working QLs were not available until late summer and complaints against Sinclair regarding delays were upheld by the
1787: 2483: 86: 1449: 672: 1985: 2198: 2105: 2372: 2214: 1648: 3090: 3010: 2732: 2727: 1433:
This codename was assigned to a QL follow-on project running from 1984 to 1986. Among the features associated with
93: 2302: 53: 1923: 1398: 1254: 1001: 839:
The ZX Spectrum+, a repackaged ZX Spectrum with a QL-like keyboard, was launched in October 1984 and appeared in
764: 644: 334: 1165:
and other enhancements, was launched in Spain in September 1985 and the UK in January 1986, priced at £179.95.
920: 75: 1896: 1225:
battery, had a fixed volume and was inserted in the ear. The X1 radio had three buttons, an on/off switch, a
1848: 1730: 1464: 1390: 1347: 1201:, a tape-loop cartridge system that proved unreliable. This was also the primary storage device for the QL. 928: 346: 342: 323: 1204: 2722: 779: 1233:
button to restart the scanning process. It came with a short length of aerial and a detachable ear hook.
314:
at £99.95, at that time the cheapest personal computer for sale in the United Kingdom. A year later, the
2323: 1934: 1262: 940: 2261: 2172: 1759: 3035: 3000: 2987: 2961: 2857: 2833: 2683: 2678: 2672: 2667: 2662: 2298: 2235: 2210: 2117: 1526: 1071: 795: 791: 744: 652: 350: 2837: 2803: 2799: 2795: 2791: 2787: 2783: 2693: 2644: 1929: 1546: 1521: 1516: 624: 618: 300: 31: 1173:
Sinclair created various peripherals for its computers, including memory expansion modules, the
2017: 828:
noted that it was "difficult to find a good word for Sinclair Research in the computer press".
100: 3064: 3030: 3025: 2895: 2849: 2713: 2511: 2461: 2446: 2431: 1702: 1680: 1531: 1442: 1309:
programming language was originally intended for this model but was later adopted for the QL.
1190: 1074:
in the United States) was priced at £49.95 in kit form and £69.95 ready-built, by mail order.
1016:
with an LED display, measuring voltage (DC and AC), current and resistance, released in 1975.
637: 1870: 2881: 2639: 2290: 2202: 2109: 2039:"Sinclair FTV1 (TV-80) miniature television receiver | Science Museum Group Collection" 1962: 1922: 1822: 1670: 1571: 1402: 1336: 1266: 1258: 1118: 894: 2853: 2654: 2623: 2618: 2585: 2346: 2294: 2206: 2146: 2113: 2058: 1414: 1367: 1218: 1081: 983: 924: 881: 728: 322:
was released, becoming the UK's best selling computer, and competing aggressively against
159: 2506: 911:
for £5 million. The deal did not include the company itself, only its name and products.
1599: 900:
announced a takeover of Sinclair Research, through Hollis Brothers, a subsidiary of his
3059: 3051: 2934: 2929: 2829: 1536: 1506: 1290: 1257:
and was intended to be a cheap Z80-based games console implemented in two chips, using
1182: 1178: 1141: 1054: 1050: 1029: 901: 897: 885: 857:
attached. However, the watch had several problems and never went into full production.
854: 736: 675: 292: 265: 239: 194: 3084: 2971: 2939: 2865: 2701: 2581: 1990: 1764: 1735: 1707: 1360: 1351: 1323: 1321:, which was described as the "SuperSpectrum" in an article in the June 1986 issue of 1298: 1294: 1198: 1186: 1137: 1067: 1044: 964: 936: 824: 799: 754: 751: 732: 724: 668: 307: 17: 2083: 1217:
In June 1997 Sinclair Research released the X1 radio for £9.50. This miniature mono
2891: 1494: 1489: 1194: 686: 337:
program, the company established the "MetaLab" research centre at Milton Hall near
235: 230: 2901: 2496: 1277:, was designed by Steve Berry. It was cancelled in November 1983 in favour of the 2905: 2775: 2591: 2577: 1511: 1438: 1422: 1418: 1374: 1340: 1278: 1133:
was announced in January 1984, priced at £399. Marketed as a more sophisticated
1130: 1094: 968: 862: 815: 803: 740: 712: 354: 319: 254: 250: 173: 42: 1795: 700:
In November 1979, Science of Cambridge Ltd was renamed Sinclair Computers Ltd.
2924: 2811: 1957: 1817: 1493:
newspaper that he was working on a new prototype electric vehicle, called the
1463:
This name has been associated with a design concept for a "Super QL" based on
1306: 1174: 1162: 1114: 1077: 1013: 850: 772: 1684: 1475:
This was rumoured to be a hypothetical portable version of the QL similar to
1153:
The ZX Spectrum+ was a repackaged ZX Spectrum 48K, launched in October 1984.
3005: 2966: 2845: 2767: 1995: 1675: 1566: 1386: 1344: 951: 819: 761: 690: 655:
operational. The company's first product was a watch-like Wrist Calculator.
628: 338: 296: 183: 169: 30:
Not to be confused with the earlier company also founded by Clive Sinclair,
2601: 708: 2478: 2376: 884:
undergoing refinancing, and other companies such as Sinclair's competitor
3020: 2992: 2887: 2861: 2841: 2807: 2753: 1098: 731:
obtained a license to manufacture and market Sinclair's computers in the
2771: 2610: 908: 840: 760:
In January 1983 the ZX Spectrum personal computer was presented at the
693:
microprocessor. Sinclair Instrument Ltd introduced the computer as the
689:, Sinclair's chief engineer, designed a new microcomputer based on the 327: 2497:'Pocket TVs failed before. What's changed?', BBC News Magazine article 3015: 2779: 2761: 1302: 1222: 1134: 979: 955:
Inventors of the A-bike, Sir Clive Sinclair and Alexander Kalogroulis
213: 2458:
Sinclair Archaeology: The Complete Photo Guide to Collectable Models
1317:(QL) had converged with it. This project is not to be confused with 667:
Around the same time, Ian Williamson showed Chris Curry a prototype
148: 2491: 1638:
as photo-archived at WorldRadioHistory.com, retrieved May 21, 2023.
333:
At the height of its success, and largely inspired by the Japanese
2877: 2869: 2815: 1378: 1203: 1076: 1049: 950: 707: 632: 353:
and other advanced projects. A combination of the failures of the
2873: 2823: 2819: 2757: 2572: 2567: 2562: 1541: 1335:
This was to be a portable computer with an integral flat-screen
1110: 1041: 1025: 867: 768: 694: 679: 651:
to leave Radionics, which he had worked for since 1966, and get
358: 315: 311: 2515: 870:, caused investors to lose confidence in Sinclair's judgement. 1452: 1274: 932: 847: 36: 2501: 2199:"Re: Does anyone remember the Spectrum to Spectrum+ upgrade?" 1032:
sold by Science of Cambridge, introduced in 1977 for £39.95.
750:
In 1982 Clive Sinclair converted the Barker & Wadsworth
1359:
concept eventually transformed into the Cambridge Computer
623:
On 25 July 1961, Clive Sinclair founded his first company,
1567:"Sir Clive Sinclair resigns from the home computer market" 647:
became involved in Radionics in 1976, Sinclair encouraged
2147:"Loki, Janus, Pandora: The Unreleased Sinclair Computers" 1097:
was launched on 23 April 1982, priced at £125 for the 16
806:
system, although it was not well received by the market.
778:
In 1983 the company bought Milton Hall in the village of
1664: 1662: 1373:
This project was intended to create a greatly enhanced
369: 291:
was a British consumer electronics company founded by
1313:
was cancelled in 1982 after the specification of the
1189:, as was common in that era. Rather than an optional 1084:, an updated version of the original 1982 ZX Spectrum 818:
was announced on 12 January 1984, shortly before the
2322:
Simon Hattenstone, The Guardian (13 November 2010).
1161:
The ZX Spectrum 128, with RAM expanded to 128 kB, a
3044: 2980: 2948: 2914: 2741: 2710: 2692: 2653: 2632: 2609: 2549: 1843: 1841: 643:Finding it inconvenient to share control after the 272: 260: 246: 224: 208: 200: 190: 179: 165: 155: 67:. Unsourced material may be challenged and removed. 1994:. No. 50. May 1986. p. 7. Archived from 1117:. Launched in September 1983, it used a flattened 663:In July 1977, Sinclair Instrument Ltd was renamed 303:, and adopted the name Sinclair Research in 1981. 1696: 1694: 697:in February 1980, as both a kit and ready-built. 3116:Defunct software companies of the United Kingdom 3096:Defunct computer companies of the United Kingdom 2347:"Sir Clive Sinclair's X-1 pedal-electric hybrid" 904:. However, the deal was aborted in August 1985. 27:British consumer electronics company (1973–2021) 798:; that company also developed and launched the 1671:"Micro Industry in U.K. Shows Stiff Upper Lip" 935:mobile telephony) and Cambridge Computer Ltd ( 719:In March 1981, Sinclair Computers was renamed 2527: 2141: 2139: 2137: 1249:Standing for "Low Cost Colour Computer", the 1004:was released by Sinclair Instrument in 1977. 8: 3126:Electronics companies disestablished in 2021 1679:. Vol. 2, no. 19. pp. 1, 35. 1101:RAM version and £175 for the 48 KB version. 775:was launched, but was a commercial failure. 141: 3111:Electronics companies of the United Kingdom 2543:Sinclair computers, derivatives, and clones 2507:www.1000bit.net, 1000BiT Sinclair's section 1448:application suite on ROM, and possibly the 2534: 2520: 2512: 2052: 2050: 2048: 1594: 1592: 1590: 1417:, this was a project to produce an add-on 1193:, Sinclair instead opted to offer its own 140: 3136:Computer companies disestablished in 2021 3121:Electronics companies established in 1973 1057:1000, a U.S. version of the Sinclair ZX81 786:research and development facility there. 743:was launched. In July Timex launched the 127:Learn how and when to remove this message 3156:British companies disestablished in 2021 2371:Sinclair Research - Sir Clive Sinclair. 1265:cartridges for storage. A multi-tasking 2426:Adamson, Ian; Kennedy, Richard (1986). 2288:"A little piece of Sinclair history..." 1557: 3131:Computer companies established in 1973 2460:. Portslade: Hove Books. 130 pp.  2430:. London: Penguin Books. 224 pp.  1986:"Amstrad axes QL in Sinclair sell out" 1958:"Amstrad has bought Sinclair Research" 1649:"Sinclair Instrument Wrist Calculator" 1437:were increased RAM capacity, internal 3151:British companies established in 1973 2428:Sinclair and the "Sunrise" Technology 2063:Sinclair and the 'Sunrise' Technology 704:Commercial success and home computers 7: 1653:Centre for Computing History website 919:Sinclair Research was reduced to an 306:In 1980, Clive Sinclair entered the 65:adding citations to reliable sources 3101:Defunct computer hardware companies 2286:Rupert Goodwins (26 October 1999). 3106:Defunct computer systems companies 2445:. London: Duckworth. 184 pp.  2197:Rupert Goodwins (18 August 1999). 1851:. The Center for Computing History 1703:"Sir Clive Makes The Quantum Leap" 1140:for professional users, it used a 25: 3146:Defunct companies based in London 2398:Dunn, Michael (8 December 2014). 2345:Coxworth, Ben (5 November 2010). 2106:"Re: Sinclair Loki Superspectrum" 1669:Clarke, Jerry (27 October 1980). 978:July 2006 saw the release of the 2600: 1758:Roger Munford (September 1984). 1624:Sinclair Radionics advertisement 727:was launched. In February 1982, 599: 598: 583: 582: 567: 566: 551: 550: 535: 534: 519: 518: 503: 502: 487: 486: 471: 470: 455: 454: 439: 438: 423: 422: 407: 406: 391: 390: 147: 41: 2260:Rick Dickinson (16 July 2007). 2171:Rick Dickinson (16 July 2007). 2104:Rupert Goodwins (12 May 2002). 1924:"Sinclair to Sell British Unit" 1600:"Sinclair: A Corporate History" 1487:In November 2010 Sinclair told 833:Advertising Standards Authority 52:needs additional citations for 2400:"Sir Clive Sinclair interview" 2059:"The Quantum Leap - to where?" 2057:Ian Adamson; Richard Kennedy. 1: 3161:1986 mergers and acquisitions 2324:"Whose bright idea was that?" 1305:and ZX Net ports. Sinclair's 1253:was developed during 1983 by 1028:(Microcomputer Kit 14) was a 931:), Shaye Communications Ltd ( 876:Amstrad acquisition of assets 3141:Companies based in Cambridge 1826:. No. 22. November 1985 782:, for £2m, establishing its 767:. In September the Sinclair 673:National Semiconductor SC/MP 2479:Sinclair Nostalgia Products 682:microcomputer in kit form. 3177: 2598: 1895:Kewney, Guy (April 1985). 1849:"Sinclair ZX Spectrum 128" 1701:Denham, Sue (March 1984). 1343:-compatible with a faster 616: 29: 2456:Tedeschi, Enrico (1986). 1731:"QL News / SinclairWatch" 1385:was to have a 7 MHz 1377:, possibly rivalling the 1339:display. Initially to be 1297:, equipped with built-in 765:Consumer Electronics Show 665:Science of Cambridge Ltd. 645:National Enterprise Board 371:Profit and turnover data 335:Fifth Generation Computer 233:, Director (1979 to 1986) 146: 1966:. No. 28. p. 7 1956:Graham Kidd (May 1986). 1788:"Timex/Sinclair history" 1565:John Minson (May 1986). 1405:to continue their work. 1273:, with a full windowing 631:. The company developed 613:Founding and early years 2240:"ql-users" mailing list 1901:Personal Computer World 1739:. No. 5. July 1984 1465:wafer-scale integration 929:wafer-scale integration 659:Development of the ZX80 625:Sinclair Radionics Ltd. 347:wafer-scale integration 343:artificial intelligence 1630:, (further details at 1209: 1208:X1 Button Radio (1997) 1085: 1058: 956: 939:portable computer and 810:Mid-1980s developments 780:Milton, Cambridgeshire 716: 2441:Dale, Rodney (1985). 1871:"FM Wristwatch Radio" 1207: 1080: 1053: 954: 721:Sinclair Research Ltd 711: 341:, in order to pursue 289:Sinclair Research Ltd 142:Sinclair Research Ltd 18:Sinclair Research Ltd 2828:ZX Spectrum based: 2554:Science of Cambridge 1998:on 24 September 2006 1935:The Associated Press 1169:Computer peripherals 941:satellite television 251:Sinclair ZX Spectrum 186:, England, UK (1973) 61:improve this article 3036:Magnum Light Phaser 3001:Rotronics Wafadrive 2988:Beta Disk Interface 2552:Sinclair Research / 2373:"Sinclair Research" 1636:Practical Wireless, 1527:Sinclair Scientific 1261:and (non-volatile) 947:Return to invention 653:Sinclair Instrument 372: 351:formal verification 274:Number of employees 143: 76:"Sinclair Research" 2972:FDD3000 Disk Drive 2958:Neptun 156 Monitor 2728:ZX Spectrum clones 2694:Cambridge Computer 2502:ZX81 Online Museum 2485:The Sinclair Story 2443:The Sinclair Story 2018:"Wrist Calculator" 1930:The New York Times 1903:. pp. 101–102 1818:"Kept in the Dark" 1547:Sinclair President 1522:Sinclair Radionics 1517:Sinclair Executive 1237:Cancelled projects 1213:X1 Button FM Radio 1210: 1086: 1059: 957: 717: 619:Sinclair Radionics 370: 301:Sinclair Radionics 32:Sinclair Radionics 3091:Sinclair Research 3078: 3077: 3065:Richard Altwasser 3031:Stack Light Rifle 3026:RAM Music Machine 2981:Other peripherals 2949:Timex peripherals 2916:Sinclair Research 2655:Timex Corporation 2645:ZX Spectrum Vega+ 2379:on 3 October 2015 2295:comp.sys.sinclair 2207:comp.sys.sinclair 2114:comp.sys.sinclair 2084:"Planet Sinclair" 1532:Sinclair Vehicles 1289:Intended to be a 1191:floppy disk drive 729:Timex Corporation 610: 609: 357:computer and the 286: 285: 137: 136: 129: 111: 16:(Redirected from 3168: 2882:ZX Spectrum Next 2838:CZ Spectrum Plus 2640:ZX Spectrum Vega 2633:Licenced systems 2604: 2536: 2529: 2522: 2513: 2415: 2414: 2412: 2410: 2395: 2389: 2388: 2386: 2384: 2375:. Archived from 2368: 2362: 2361: 2359: 2357: 2342: 2336: 2335: 2333: 2331: 2319: 2313: 2312: 2310: 2308: 2283: 2277: 2276: 2274: 2272: 2257: 2251: 2250: 2248: 2246: 2231: 2225: 2224: 2222: 2220: 2194: 2188: 2187: 2185: 2183: 2173:"Pandora to Z88" 2168: 2162: 2161: 2159: 2157: 2143: 2132: 2131: 2129: 2127: 2101: 2095: 2094: 2092: 2090: 2080: 2074: 2073: 2071: 2069: 2054: 2043: 2042: 2035: 2029: 2028: 2026: 2024: 2014: 2008: 2007: 2005: 2003: 1982: 1976: 1975: 1973: 1971: 1953: 1947: 1946: 1944: 1942: 1926: 1919: 1913: 1912: 1910: 1908: 1892: 1886: 1885: 1883: 1881: 1867: 1861: 1860: 1858: 1856: 1845: 1836: 1835: 1833: 1831: 1814: 1808: 1807: 1805: 1803: 1794:. Archived from 1784: 1778: 1777: 1775: 1773: 1755: 1749: 1748: 1746: 1744: 1727: 1721: 1720: 1718: 1716: 1698: 1689: 1688: 1666: 1657: 1656: 1645: 1639: 1621: 1615: 1614: 1612: 1610: 1596: 1585: 1584: 1582: 1580: 1562: 1403:Flare Technology 1267:operating system 1002:Wrist Calculator 996:Wrist Calculator 895:business magnate 755:bottling factory 602: 601: 586: 585: 570: 569: 554: 553: 538: 537: 522: 521: 506: 505: 490: 489: 474: 473: 458: 457: 442: 441: 426: 425: 410: 409: 394: 393: 373: 310:market with the 151: 144: 132: 125: 121: 118: 112: 110: 69: 45: 37: 21: 3176: 3175: 3171: 3170: 3169: 3167: 3166: 3165: 3081: 3080: 3079: 3074: 3040: 2976: 2944: 2910: 2854:Scorpion ZS-256 2746: 2745:related systems 2744: 2737: 2716: 2706: 2688: 2649: 2628: 2605: 2596: 2586:ZX Spectrum 128 2556: 2553: 2545: 2540: 2492:Planet Sinclair 2475: 2423: 2421:Further reading 2418: 2408: 2406: 2397: 2396: 2392: 2382: 2380: 2370: 2369: 2365: 2355: 2353: 2344: 2343: 2339: 2329: 2327: 2321: 2320: 2316: 2306: 2304: 2285: 2284: 2280: 2270: 2268: 2262:"QL and Beyond" 2259: 2258: 2254: 2244: 2242: 2233: 2232: 2228: 2218: 2216: 2196: 2195: 2191: 2181: 2179: 2170: 2169: 2165: 2155: 2153: 2151:Planet Sinclair 2145: 2144: 2135: 2125: 2123: 2103: 2102: 2098: 2088: 2086: 2082: 2081: 2077: 2067: 2065: 2056: 2055: 2046: 2037: 2036: 2032: 2022: 2020: 2016: 2015: 2011: 2001: 1999: 1984: 1983: 1979: 1969: 1967: 1955: 1954: 1950: 1940: 1938: 1921: 1920: 1916: 1906: 1904: 1894: 1893: 1889: 1879: 1877: 1875:Planet Sinclair 1869: 1868: 1864: 1854: 1852: 1847: 1846: 1839: 1829: 1827: 1816: 1815: 1811: 1801: 1799: 1798:on 17 July 2006 1786: 1785: 1781: 1771: 1769: 1757: 1756: 1752: 1742: 1740: 1729: 1728: 1724: 1714: 1712: 1700: 1699: 1692: 1668: 1667: 1660: 1647: 1646: 1642: 1622: 1618: 1608: 1606: 1604:Planet Sinclair 1598: 1597: 1588: 1578: 1576: 1564: 1563: 1559: 1555: 1503: 1415:Rupert Goodwins 1379:Commodore Amiga 1239: 1221:, powered by a 1157:ZX Spectrum 128 1082:ZX Spectrum 128 993: 984:folding bicycle 949: 925:holding company 923:business and a 917: 882:Acorn Computers 878: 820:Apple Macintosh 812: 739:. In April the 735:under the name 706: 661: 621: 615: 368: 281: 279: 275: 253: 238: 234: 227: 220: 216: 172: 160:Limited company 133: 122: 116: 113: 70: 68: 58: 46: 35: 28: 23: 22: 15: 12: 11: 5: 3174: 3172: 3164: 3163: 3158: 3153: 3148: 3143: 3138: 3133: 3128: 3123: 3118: 3113: 3108: 3103: 3098: 3093: 3083: 3082: 3076: 3075: 3073: 3072: 3067: 3062: 3060:Rick Dickinson 3057: 3056:John Pemberton 3054: 3052:Clive Sinclair 3048: 3046: 3042: 3041: 3039: 3038: 3033: 3028: 3023: 3018: 3013: 3008: 3003: 2998: 2995: 2990: 2984: 2982: 2978: 2977: 2975: 2974: 2969: 2967:FDD Disk Drive 2964: 2959: 2956: 2955:TS2040 Printer 2952: 2950: 2946: 2945: 2943: 2942: 2937: 2935:ZX Interface 2 2932: 2930:ZX Interface 1 2927: 2921: 2919: 2912: 2911: 2909: 2908: 2898: 2884: 2826: 2764: 2749: 2747: 2742: 2739: 2738: 2736: 2735: 2730: 2725: 2723:ZX80/81 clones 2719: 2717: 2711: 2708: 2707: 2705: 2704: 2698: 2696: 2690: 2689: 2687: 2686: 2681: 2676: 2670: 2665: 2659: 2657: 2651: 2650: 2648: 2647: 2642: 2636: 2634: 2630: 2629: 2627: 2626: 2624:ZX Spectrum +3 2621: 2619:ZX Spectrum +2 2615: 2613: 2607: 2606: 2599: 2597: 2595: 2594: 2589: 2575: 2570: 2565: 2559: 2557: 2550: 2547: 2546: 2541: 2539: 2538: 2531: 2524: 2516: 2510: 2509: 2504: 2499: 2494: 2489: 2481: 2474: 2473:External links 2471: 2470: 2469: 2454: 2439: 2422: 2419: 2417: 2416: 2390: 2363: 2351:www.gizmag.com 2337: 2314: 2278: 2252: 2236:"Q-Emulator 2" 2226: 2189: 2163: 2133: 2096: 2075: 2044: 2030: 2009: 1977: 1948: 1937:. 18 June 1985 1914: 1897:"Still waters" 1887: 1862: 1837: 1809: 1779: 1750: 1722: 1690: 1658: 1640: 1626:, March 1963, 1616: 1586: 1556: 1554: 1551: 1550: 1549: 1544: 1539: 1537:Timex Sinclair 1534: 1529: 1524: 1519: 1514: 1509: 1507:Sinclair BASIC 1502: 1499: 1485: 1484: 1473: 1472: 1461: 1460: 1431: 1430: 1421:drive for the 1411: 1410: 1399:Martin Brennan 1395:John Mathieson 1371: 1370: 1333: 1332: 1287: 1286: 1255:Martin Brennan 1247: 1246: 1238: 1235: 1229:button, and a 1215: 1214: 1187:cassette tapes 1183:ZX Interface 2 1179:ZX Interface 1 1171: 1170: 1159: 1158: 1151: 1150: 1142:Motorola 68008 1127: 1126: 1107: 1106: 1091: 1090: 1070:(known as the 1064: 1063: 1055:Timex Sinclair 1038: 1037: 1022: 1021: 1010: 1009: 1008:Multimeter DM2 998: 997: 992: 989: 963:In 1992, the " 948: 945: 916: 913: 902:Pergamon Press 898:Robert Maxwell 877: 874: 811: 808: 737:Timex Sinclair 705: 702: 676:microprocessor 660: 657: 614: 611: 608: 607: 604: 596: 592: 591: 588: 580: 576: 575: 572: 564: 560: 559: 556: 548: 544: 543: 540: 532: 528: 527: 524: 516: 512: 511: 508: 500: 496: 495: 492: 484: 480: 479: 476: 468: 464: 463: 460: 452: 448: 447: 444: 436: 432: 431: 428: 420: 416: 415: 412: 404: 400: 399: 396: 388: 384: 383: 380: 377: 367: 364: 293:Clive Sinclair 284: 283: 276: 273: 270: 269: 262: 258: 257: 248: 244: 243: 240:Rick Dickinson 228: 225: 222: 221: 218: 212: 210: 206: 205: 202: 198: 197: 195:Clive Sinclair 192: 188: 187: 181: 177: 176: 167: 163: 162: 157: 153: 152: 135: 134: 117:September 2020 49: 47: 40: 26: 24: 14: 13: 10: 9: 6: 4: 3: 2: 3173: 3162: 3159: 3157: 3154: 3152: 3149: 3147: 3144: 3142: 3139: 3137: 3134: 3132: 3129: 3127: 3124: 3122: 3119: 3117: 3114: 3112: 3109: 3107: 3104: 3102: 3099: 3097: 3094: 3092: 3089: 3088: 3086: 3071: 3070:Steve Vickers 3068: 3066: 3063: 3061: 3058: 3055: 3053: 3050: 3049: 3047: 3043: 3037: 3034: 3032: 3029: 3027: 3024: 3022: 3019: 3017: 3014: 3012: 3009: 3007: 3004: 3002: 2999: 2996: 2994: 2991: 2989: 2986: 2985: 2983: 2979: 2973: 2970: 2968: 2965: 2963: 2960: 2957: 2954: 2953: 2951: 2947: 2941: 2940:ZX Microdrive 2938: 2936: 2933: 2931: 2928: 2926: 2923: 2922: 2920: 2917: 2913: 2907: 2903: 2899: 2897: 2893: 2889: 2885: 2883: 2879: 2875: 2871: 2867: 2866:Komputer 2086 2863: 2859: 2855: 2851: 2847: 2843: 2839: 2835: 2831: 2827: 2825: 2821: 2817: 2813: 2809: 2805: 2801: 2797: 2793: 2789: 2785: 2781: 2777: 2773: 2769: 2766:ZX81 based: 2765: 2763: 2759: 2755: 2751: 2750: 2748: 2743:Compatible or 2740: 2734: 2731: 2729: 2726: 2724: 2721: 2720: 2718: 2715: 2709: 2703: 2700: 2699: 2697: 2695: 2691: 2685: 2682: 2680: 2677: 2674: 2671: 2669: 2666: 2664: 2661: 2660: 2658: 2656: 2652: 2646: 2643: 2641: 2638: 2637: 2635: 2631: 2625: 2622: 2620: 2617: 2616: 2614: 2612: 2608: 2603: 2593: 2590: 2587: 2583: 2579: 2576: 2574: 2571: 2569: 2566: 2564: 2561: 2560: 2558: 2555: 2548: 2544: 2537: 2532: 2530: 2525: 2523: 2518: 2517: 2514: 2508: 2505: 2503: 2500: 2498: 2495: 2493: 2490: 2488: 2486: 2482: 2480: 2477: 2476: 2472: 2467: 2466:0-9527883-0-6 2463: 2459: 2455: 2452: 2451:0-7156-1901-2 2448: 2444: 2440: 2437: 2436:0-14-008774-5 2433: 2429: 2425: 2424: 2420: 2405: 2401: 2394: 2391: 2378: 2374: 2367: 2364: 2352: 2348: 2341: 2338: 2325: 2318: 2315: 2303: 2300: 2296: 2292: 2289: 2282: 2279: 2267: 2263: 2256: 2253: 2241: 2237: 2230: 2227: 2215: 2212: 2208: 2204: 2200: 2193: 2190: 2178: 2174: 2167: 2164: 2152: 2148: 2142: 2140: 2138: 2134: 2122: 2119: 2115: 2111: 2107: 2100: 2097: 2085: 2079: 2076: 2064: 2060: 2053: 2051: 2049: 2045: 2040: 2034: 2031: 2019: 2013: 2010: 1997: 1993: 1992: 1991:Sinclair User 1987: 1981: 1978: 1965: 1964: 1959: 1952: 1949: 1936: 1932: 1931: 1925: 1918: 1915: 1902: 1898: 1891: 1888: 1876: 1872: 1866: 1863: 1850: 1844: 1842: 1838: 1825: 1824: 1819: 1813: 1810: 1797: 1793: 1789: 1783: 1780: 1767: 1766: 1765:Your Spectrum 1761: 1754: 1751: 1738: 1737: 1736:Your Spectrum 1732: 1726: 1723: 1710: 1709: 1708:Your Spectrum 1704: 1697: 1695: 1691: 1686: 1682: 1678: 1677: 1672: 1665: 1663: 1659: 1654: 1650: 1644: 1641: 1637: 1633: 1629: 1625: 1620: 1617: 1605: 1601: 1595: 1593: 1591: 1587: 1574: 1573: 1568: 1561: 1558: 1552: 1548: 1545: 1543: 1540: 1538: 1535: 1533: 1530: 1528: 1525: 1523: 1520: 1518: 1515: 1513: 1510: 1508: 1505: 1504: 1500: 1498: 1496: 1492: 1491: 1482: 1481: 1480: 1478: 1470: 1469: 1468: 1466: 1458: 1457: 1456: 1454: 1451: 1447: 1444: 1440: 1436: 1428: 1427: 1426: 1424: 1420: 1416: 1413:According to 1408: 1407: 1406: 1404: 1400: 1396: 1392: 1388: 1384: 1380: 1376: 1369: 1366: 1365: 1364: 1362: 1358: 1353: 1352:ZX Microdrive 1350:, a built-in 1349: 1346: 1342: 1338: 1330: 1329: 1328: 1326: 1325: 1324:Sinclair User 1320: 1316: 1312: 1311:SuperSpectrum 1308: 1304: 1300: 1299:ZX Microdrive 1296: 1295:home computer 1292: 1285:SuperSpectrum 1284: 1283: 1282: 1280: 1276: 1272: 1268: 1264: 1260: 1256: 1252: 1244: 1243: 1242: 1236: 1234: 1232: 1228: 1224: 1220: 1212: 1211: 1206: 1202: 1200: 1199:ZX Microdrive 1196: 1192: 1188: 1184: 1180: 1176: 1168: 1167: 1166: 1164: 1156: 1155: 1154: 1148: 1147: 1146: 1143: 1139: 1138:microcomputer 1136: 1132: 1124: 1123: 1122: 1120: 1116: 1113:was a pocket 1112: 1104: 1103: 1102: 1100: 1096: 1088: 1087: 1083: 1079: 1075: 1073: 1069: 1061: 1060: 1056: 1052: 1048: 1046: 1045:home computer 1043: 1035: 1034: 1033: 1031: 1027: 1019: 1018: 1017: 1015: 1007: 1006: 1005: 1003: 995: 994: 990: 988: 985: 981: 976: 972: 970: 966: 961: 953: 946: 944: 942: 938: 934: 930: 926: 922: 914: 912: 910: 905: 903: 899: 896: 890: 887: 883: 875: 873: 871: 869: 864: 858: 856: 852: 849: 844: 842: 837: 834: 829: 827: 826: 825:Your Sinclair 821: 817: 809: 807: 805: 801: 797: 793: 787: 785: 781: 776: 774: 770: 766: 763: 758: 756: 753: 752:mineral water 748: 746: 742: 738: 734: 730: 726: 725:Sinclair ZX81 722: 714: 710: 703: 701: 698: 696: 692: 688: 685:In May 1979, 683: 681: 677: 674: 670: 669:microcomputer 666: 658: 656: 654: 650: 646: 641: 639: 638:shelf company 634: 630: 626: 620: 612: 605: 597: 595:1995 to 1996 594: 593: 589: 581: 579:1994 to 1995 578: 577: 573: 565: 563:1993 to 1994 562: 561: 557: 549: 547:1992 to 1993 546: 545: 541: 533: 531:1991 to 1992 530: 529: 525: 517: 515:1990 to 1991 514: 513: 509: 501: 499:1989 to 1990 498: 497: 493: 485: 483:1988 to 1989 482: 481: 477: 469: 466: 465: 461: 453: 450: 449: 445: 437: 434: 433: 429: 421: 418: 417: 413: 405: 402: 401: 397: 389: 386: 385: 381: 378: 375: 374: 365: 363: 360: 356: 352: 348: 344: 340: 336: 331: 329: 325: 321: 317: 313: 309: 308:home computer 304: 302: 298: 294: 290: 277: 271: 267: 264:£102 million 263: 259: 256: 252: 249: 245: 241: 237: 232: 229: 223: 215: 211: 207: 203: 199: 196: 193: 189: 185: 182: 178: 175: 171: 168: 164: 161: 158: 154: 150: 145: 139: 131: 128: 120: 109: 106: 102: 99: 95: 92: 88: 85: 81: 78: –  77: 73: 72:Find sources: 66: 62: 56: 55: 50:This article 48: 44: 39: 38: 33: 19: 2962:TS2050 Modem 2915: 2892:One Per Desk 2800:CZ 1500 Plus 2796:CZ 1000 Plus 2752:ZX80 based: 2582:ZX Spectrum+ 2551: 2542: 2487:book extract 2484: 2457: 2442: 2427: 2407:. Retrieved 2403: 2393: 2381:. Retrieved 2377:the original 2366: 2354:. Retrieved 2350: 2340: 2328:. Retrieved 2317: 2305:. Retrieved 2281: 2269:. Retrieved 2265: 2255: 2243:. Retrieved 2239: 2234:Tony Tebby. 2229: 2217:. Retrieved 2192: 2180:. Retrieved 2176: 2166: 2154:. Retrieved 2150: 2124:. Retrieved 2099: 2087:. Retrieved 2078: 2066:. Retrieved 2062: 2033: 2021:. Retrieved 2012: 2000:. Retrieved 1996:the original 1989: 1980: 1968:. Retrieved 1961: 1951: 1939:. Retrieved 1928: 1917: 1905:. Retrieved 1900: 1890: 1878:. Retrieved 1874: 1865: 1853:. Retrieved 1828:. Retrieved 1821: 1812: 1800:. Retrieved 1796:the original 1791: 1782: 1770:. Retrieved 1768:. No. 7 1763: 1753: 1741:. Retrieved 1734: 1725: 1713:. Retrieved 1711:. No. 2 1706: 1674: 1652: 1643: 1635: 1619: 1607:. Retrieved 1603: 1577:. Retrieved 1570: 1560: 1490:The Guardian 1488: 1486: 1483:Sinclair X-1 1476: 1474: 1467:technology. 1462: 1445: 1441:drives, the 1434: 1432: 1412: 1382: 1372: 1356: 1334: 1322: 1318: 1314: 1310: 1301:, joystick, 1288: 1270: 1250: 1248: 1240: 1230: 1226: 1216: 1197:system, the 1195:mass storage 1172: 1160: 1152: 1149:ZX Spectrum+ 1128: 1108: 1092: 1065: 1039: 1030:computer kit 1023: 1011: 999: 977: 973: 962: 958: 943:receivers). 918: 906: 891: 879: 872: 859: 845: 838: 830: 823: 813: 788: 783: 777: 759: 749: 720: 718: 699: 687:Jim Westwood 684: 664: 662: 642: 622: 332: 305: 288: 287: 268: (1985) 236:Jim Westwood 231:Nigel Searle 209:Headquarters 156:Company type 138: 123: 114: 104: 97: 90: 83: 71: 59:Please help 54:verification 51: 2918:peripherals 2906:Jupiter Ace 2812:Ringo R-470 2804:CZ Spectrum 2776:Lambda 8300 2578:ZX Spectrum 2330:13 November 2245:15 December 2219:23 November 2156:15 December 2126:23 November 2068:15 December 1830:15 December 1802:15 December 1772:15 December 1743:15 December 1609:15 December 1579:12 November 1512:Sinclair C5 1439:floppy disk 1423:ZX Spectrum 1419:floppy disk 1375:ZX Spectrum 1341:ZX Spectrum 1131:Sinclair QL 1125:Sinclair QL 1095:ZX Spectrum 1089:ZX Spectrum 863:Sinclair C5 816:Sinclair QL 804:floppy disk 741:ZX Spectrum 713:ZX Spectrum 671:based on a 649:Chris Curry 355:Sinclair QL 320:ZX Spectrum 278:140 (1980s) 255:Sinclair QL 174:Electronics 3085:Categories 2925:ZX Printer 2886:QL based: 2409:5 February 2383:13 October 2356:5 February 2023:13 October 1941:4 December 1907:22 October 1880:9 December 1855:4 December 1553:References 1409:Bob/Florin 1401:, founded 1327:magazine. 1307:SuperBASIC 1177:, and the 1175:ZX Printer 1163:sound chip 1115:television 1014:multimeter 1012:A digital 851:wristwatch 773:television 617:See also: 242:, Designer 226:Key people 87:newspapers 3006:Multiface 2902:SAM Coupé 2846:Dubna 48K 2768:Apply 300 2733:QL clones 2712:Lists of 2675:(TC 2068) 2291:Newsgroup 2203:Newsgroup 2110:Newsgroup 2002:19 August 1970:19 August 1792:ZQAOnline 1685:0199-6649 1676:InfoWorld 915:Spin-offs 762:Las Vegas 691:Zilog Z80 629:Cambridge 382:Turnover 339:Cambridge 324:Commodore 297:Cambridge 184:Cambridge 170:Computing 3021:SpecDrum 3011:Kempston 2993:DISCiPLE 2888:CST Thor 2862:Kay 1024 2858:Sprinter 2842:Didaktik 2834:Pentagon 2808:NE-Z8000 2754:MicroAce 2673:T/S 2068 2668:T/S 1500 2663:T/S 1000 2326:. London 2271:21 April 2182:21 April 2089:12 April 1715:19 April 1632:page 877 1628:page 876 1501:See also 1269:for the 1219:FM radio 991:Products 723:and the 462:£77.69m 459:£14.28m 446:£54.53m 430:£27.17m 282:1 (1997) 280:3 (1990) 247:Products 166:Industry 2900:Other: 2896:Q40/Q60 2792:CZ 1500 2788:CZ 1000 2784:CZ 2000 2772:AS-1000 2684:TC 3256 2679:TC 2048 2611:Amstrad 2299:Usenet: 2293::  2211:Usenet: 2205::  2118:Usenet: 2112::  1760:"Circe" 1477:Pandora 1471:Proteus 1446:Xchange 1357:Pandora 1331:Pandora 1293:-based 1072:TS 1000 921:R&D 909:Amstrad 853:with a 841:WHSmith 800:FDD3000 792:TS 2048 784:MetaLab 771:pocket 745:TS 1000 603:−£123K 587:−£304K 571:−£195K 555:−£169K 539:−£593K 523:−£272K 491:−£183K 443:£13.8m 427:£8.55m 379:Profit 376:Period 366:History 328:Amstrad 261:Revenue 201:Defunct 191:Founder 180:Founded 101:scholar 3045:People 3016:Currah 2850:Hobbit 2780:CP-200 2762:NE-Z80 2714:clones 2464:  2449:  2434:  2301:  2266:Flickr 2213:  2177:Flickr 2120:  1683:  1303:RS-232 1223:CR2032 1135:32-bit 980:A-bike 715:(1982) 606:£256K 590:£436K 574:£511K 558:£380K 507:£618K 478:£102m 475:−£18m 414:£4.6m 411:£818K 398:£640K 395:£131K 214:London 103:  96:  89:  82:  74:  2878:Robik 2870:TK90X 2816:TK82C 2307:4 May 1963:CRASH 1823:CRASH 1572:CRASH 1459:Janus 1443:Psion 1435:Tyche 1429:Tyche 1291:68008 1231:Reset 855:radio 633:hi-fi 467:1985 451:1984 435:1983 419:1982 403:1981 387:1980 108:JSTOR 94:books 2997:MB02 2874:TK95 2824:TK85 2820:TK83 2758:TK80 2573:ZX81 2568:ZX80 2563:MK14 2462:ISBN 2447:ISBN 2432:ISBN 2411:2017 2385:2015 2358:2017 2332:2010 2309:2009 2273:2008 2247:2006 2221:2006 2184:2008 2158:2006 2128:2006 2091:2011 2070:2006 2025:2015 2004:2006 1972:2006 1943:2009 1909:2021 1882:2009 1857:2009 1832:2006 1804:2006 1774:2006 1745:2006 1717:2006 1681:ISSN 1611:2006 1581:2006 1575:(28) 1542:TV80 1397:and 1383:Loki 1368:Loki 1319:Loki 1315:ZX83 1227:Scan 1181:and 1129:The 1111:TV80 1109:The 1105:TV80 1093:The 1068:ZX81 1066:The 1062:ZX81 1042:ZX80 1040:The 1036:ZX80 1026:MK14 1024:The 1020:MK14 1000:The 982:, a 965:Zike 886:Oric 868:TV80 814:The 802:, a 796:2068 794:and 769:TV80 695:ZX80 680:MK14 542:£1K 526:£5K 510:£5K 494:£8K 359:TV80 326:and 316:ZX81 312:ZX80 204:2021 80:news 2830:ATM 2702:Z88 2404:EDN 1495:X-1 1453:GUI 1450:GEM 1391:CPU 1387:Z80 1361:Z88 1348:CPU 1345:Z80 1337:CRT 1275:GUI 1271:LC3 1263:RAM 1259:ROM 1251:LC3 1245:LC3 1119:CRT 937:Z88 933:CT2 848:LCD 733:USA 627:in 295:in 266:GBP 63:by 3087:: 2904:, 2894:, 2890:, 2880:, 2876:, 2872:, 2868:, 2864:, 2860:, 2856:, 2848:, 2844:, 2840:, 2836:, 2832:, 2822:, 2818:, 2814:, 2810:, 2806:, 2802:, 2798:, 2794:, 2790:, 2786:, 2782:, 2778:, 2774:, 2770:, 2760:, 2756:, 2592:QL 2584:, 2402:. 2349:. 2297:. 2264:. 2238:. 2209:. 2201:. 2175:. 2149:. 2136:^ 2116:. 2108:. 2061:. 2047:^ 1988:. 1960:. 1933:. 1927:. 1899:. 1873:. 1840:^ 1820:. 1790:. 1762:. 1733:. 1705:. 1693:^ 1673:. 1661:^ 1651:. 1634:) 1602:. 1589:^ 1569:. 1479:. 1455:. 1425:. 1389:H 1381:. 1363:. 1281:. 1279:QL 1099:KB 969:C5 349:, 345:, 330:. 219:UK 217:, 2852:, 2588:) 2580:( 2535:e 2528:t 2521:v 2468:. 2453:. 2438:. 2413:. 2387:. 2360:. 2334:. 2311:. 2275:. 2249:. 2223:. 2186:. 2160:. 2130:. 2093:. 2072:. 2041:. 2027:. 2006:. 1974:. 1945:. 1911:. 1884:. 1859:. 1834:. 1806:. 1776:. 1747:. 1719:. 1687:. 1655:. 1613:. 1583:. 130:) 124:( 119:) 115:( 105:· 98:· 91:· 84:· 57:. 34:. 20:)

Index

Sinclair Research Ltd
Sinclair Radionics

verification
improve this article
adding citations to reliable sources
"Sinclair Research"
news
newspapers
books
scholar
JSTOR
Learn how and when to remove this message
Sinclair logo
Limited company
Computing
Electronics
Cambridge
Clive Sinclair
London
Nigel Searle
Jim Westwood
Rick Dickinson
Sinclair ZX Spectrum
Sinclair QL
GBP
Clive Sinclair
Cambridge
Sinclair Radionics
home computer

Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.