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* March: Sinclair Computers Ltd is renamed to [[Sinclair Research Ltd]]. | * March: Sinclair Computers Ltd is renamed to [[Sinclair Research Ltd]]. | ||
* 5 March: The [[ZX81]] is released at an initial price of £49.95 in kit form, and £69.95 for a pre-assembled machine. The machine includes an 8 KB ROM, improved from that of the ZX80 with support for floating-point calculations, and is capable of displaying screen content whilst performing computation, unlike the ZX80 before it. | * 5 March: The [[ZX81]] is released at an initial price of £49.95 in kit form, and £69.95 for a pre-assembled machine. The machine includes an 8 KB ROM, improved from that of the ZX80 with support for floating-point calculations, and is capable of displaying screen content whilst performing computation, unlike the ZX80 before it. | ||
* November: The [[ZX Printer]] is launched at a price of £49.95. The printer is compatible with the | * November: The [[ZX Printer]] is launched at a price of £49.95. The printer is compatible with the ZX81, and when the ZX Spectrum is later developed, it is designed to maintain compatibility with the ZX Printer. | ||
=== 1982 === | === 1982 === | ||
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=== 1983 === | === 1983 === | ||
* July: Sinclair Research Ltd announces that it will begin shipping the [[ZX Microdrive]] together with the | * July: Sinclair Research Ltd announces that it will begin shipping the [[ZX Microdrive]] together with the ZX Interface 1, with the first 1000 units offered specifically to those customers who had ordered the ZX Spectrum upon launch. | ||
September: The ZX Microdrive goes on sale, together with the ZX Interface 1. | September: The ZX Microdrive goes on sale, together with the ZX Interface 1. | ||
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=== 1986 === | === 1986 === | ||
* January: The | * January: The ZX Spectrum 128 goes on sale in the UK at a price of £179.95. As well as including 128 KB of RAM, it provides a more stable video output (avoiding dot crawl), a [[AY-3-8912]] sound synthesis chip, a Spectrum+ style plastic keyboard, and a tokenising editor intended to be used in preference to the original ZX Spectrum's context-based keyword entry system. | ||
* January: After 21 issues, | * January: After 21 issues, Your Spectrum is relaunched as [[Your Sinclair]]. | ||
* 7 April: All Spectrum-related assets and the "Sinclair" brand name are acquired by [[Amstrad]] plc. | * 7 April: All Spectrum-related assets and the "Sinclair" brand name are acquired by [[Amstrad]] plc. | ||
=== 1987 === | === 1987 === | ||
* 16 May: The ZX Spectrum +3 is released by Amstrad. It is a major redesign of the original ZX Spectrum 128 and ZX Spectrum +2 models, including an integrated 3″ single sided floppy disc drive and with additional memory paging capabilities to support CP/M and the +3DOS disc operating system. It is housed in a slightly modified version of the +2 case moulding cast in black plastic instead of grey. The "Black +2" appears soon after with an integrated tape drive in place of the 3″ floppy disc drive. | * 16 May: The [[ZX Spectrum +3]] is released by Amstrad. It is a major redesign of the original ZX Spectrum 128 and ZX Spectrum +2 models, including an integrated 3″ single sided floppy disc drive and with additional memory paging capabilities to support CP/M and the +3DOS disc operating system. It is housed in a slightly modified version of the [[ZX Spectrum +2|+2]] case moulding cast in black plastic instead of grey. The "[[ZX Spectrum +2A|Black +2]]" appears soon after with an integrated tape drive in place of the 3″ floppy disc drive. | ||
=== 1989 === | === 1989 === | ||
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=== 1992 === | === 1992 === | ||
* May: [[Crash]] becomes ostensibly incorporated | * May: [[Crash]] becomes ostensibly incorporated into Sinclair User as of the 123rd issue. In practice, very little changes in the publication. | ||
* 15 July: [[SAM Computers Ltd]] (SAMCo) goes into receivership. | * 15 July: [[SAM Computers Ltd]] (SAMCo) goes into receivership. | ||
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=== 2010 === | === 2010 === | ||
* | * Nine Tiles grant permission for the content of the ZX80 and ZX81 ROM to be distributed under the GNU General Public License, version 2 or later. | ||
== See also == | == See also == | ||
* [[Sinclair BASIC history]] | * [[Sinclair BASIC history]] |