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  2. Compaq Portable II - Wikipedia

    en.wikipedia.org/wiki/Compaq_Portable_II

    The Compaq Portable II is the fourth product in the Compaq Portable series to be brought out by Compaq Computer Corporation.Released in 1986 at a price of US$3499, the Portable II much improved upon its predecessor, the Compaq 286, which had been Compaq's version of the PC AT in the original Compaq Portable chassis; [5] Portable 286 came equipped with 6/8-MHz Intel 286 and a high-speed 20 MB ...

  3. IBM Portable Personal Computer - Wikipedia

    en.wikipedia.org/wiki/IBM_Portable_Personal_Computer

    The Portable was basically a PC/XT motherboard, transplanted into a Compaq-style luggable case. The system featured 256 kilobytes of memory (expandable to 640 KB), an added CGA card connected to an internal monochrome amber composite monitor, and one or two half-height 5 + 1 ⁄ 4-inch 360 KB floppy disk drives, manufactured by Qume.

  4. Compaq Portable - Wikipedia

    en.wikipedia.org/wiki/Compaq_Portable

    In 1985, Compaq introduced the Portable 286, but it was replaced by the more compact Portable II in a redesigned case within a few months. The Portable 286 featured a full-height hard disk, and the options of one half-height floppy drive, two half-height floppy drives, or a half-height floppy drive and a tape backup drive.

  5. IBM PC compatible - Wikipedia

    en.wikipedia.org/wiki/IBM_PC_compatible

    Context MBA was written in UCSD p-System, making it very portable but too slow to be truly usable on a PC. 1-2-3 was written in x86 assembly language and performed some machine-dependent tricks. It was so much faster that it quickly surpassed Context MBA's sales.

  6. Compaq Portable series - Wikipedia

    en.wikipedia.org/wiki/Compaq_Portable_series

    The Compaq Portable was announced in November 1982 and first shipped in March 1983, [2] priced at US$2,995 (equivalent to $9,200 in 2023) with a single half-height 5¼" 360 kB diskette drive or $3,590 for dual, full-height diskette drives. The 28 lb (13 kg) Compaq Portable folded up into a luggable case the size of a portable sewing machine.

  7. Portable computer - Wikipedia

    en.wikipedia.org/wiki/Portable_computer

    The first commercially sold portable computer might be the 20-pound (9.1 kg) MCM/70, released 1974. [citation needed] The next major portables were the 50-pound (23 kg) IBM 5100 (1975), Osborne's 24-pound (11 kg) CP/M-based Osborne 1 (1981) and Compaq's 28-pound (13 kg), advertised as 100% IBM PC compatible Compaq Portable (1983).

  8. Corona Data Systems - Wikipedia

    en.wikipedia.org/wiki/Corona_Data_Systems

    Corona Data Systems, later renamed Cordata, was an American personal computer company. It was one of the earliest IBM PC compatible computer system companies. Manufacturing was primarily done by Daewoo of Korea, which became a major investor in the company and ultimately the owner.

  9. Amstrad PPC - Wikipedia

    en.wikipedia.org/wiki/Amstrad_PPC

    Amstrad PPC512, closed Amstrad PPC640. The two computers had very similar specifications. The PPC512 had an NEC V30 [1] [3] processor running at 8 MHz, 512 KiB of memory, a full-size 102-key keyboard with a numeric keypad, a built-in liquid-crystal display (not backlit) [6] that could emulate the CGA or MDA [2] and either one or two 720k 3.5-inch floppy drives (the model was either the PPC512S ...