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  2. List of IBM Personal Computer models - Wikipedia

    en.wikipedia.org/wiki/List_of_IBM_Personal...

    The IBM Personal Computer, commonly known as the IBM PC, spanned multiple models in its first generation (including the PCjr, the Portable PC, the XT, the AT, the Convertible, and the /370 systems, among others), from 1981 to 1987. It eventually gave way to many splintering product lines after IBM introduced the Personal System/2 in April 1987.

  3. List of IBM products - Wikipedia

    en.wikipedia.org/wiki/List_of_IBM_products

    Products, services, and subsidiaries have been offered from International Business Machines (IBM) Corporation and its predecessor corporations since the 1890s. [1] This list comprises those offerings and is eclectic; it includes, for example, the AN/FSQ-7, which was not a product in the sense of offered for sale, but was a product in the sense of manufactured—produced by the labor of IBM.

  4. IBM 7340 - Wikipedia

    en.wikipedia.org/wiki/IBM_7340

    The IBM 7340 "Hypertape" system was a magnetic tape data storage format designed to work with the IBM 7074, 7080 and 7090 computers that was introduced in 1961 and withdrawn in 1971. As a technology, it deviated in several ways from the then dominant IBM 7 track system. It distinguished itself by having higher capacity, faster data transfer ...

  5. Model M keyboard - Wikipedia

    en.wikipedia.org/wiki/Model_M_keyboard

    The most common variant is the IBM Enhanced Keyboard identified by IBM assembly part number 1391401, the U.S. English layout keyboard bundled with the IBM Personal System/2. Until around 1993, most Model Ms included a coiled, detachable cable, with either an AT (pre-1987) or PS/2 connector, in 5- and 10-foot lengths (1.5 and 3 meters).

  6. IBM Personal Computer AT - Wikipedia

    en.wikipedia.org/wiki/IBM_Personal_Computer_AT

    The numerical keypad was now clearly separated from the main key group, and indicator LEDs were added for Caps Lock, Scroll Lock and Num Lock. The AT keyboard uses the same 5-pin DIN connector as the PC keyboard, but a different, bidirectional electrical interface with different keyboard scan codes. The bidirectional interface allows the ...

  7. IBM 7070 - Wikipedia

    en.wikipedia.org/wiki/IBM_7070

    The 7070, 7072 and 7074 support a variety of peripheral devices. including up to 1 7150 console typewriter, 4 7300 Disk-Storage units attached to an IBM 7604 Tape Control via an IBM 7605 RAMAC Control, 40 729 models II and IV [c] tape drives attached to an IBM 7604 Tape Control, and 6 (3 input, 3 output) unit record devices attached to an IBM ...

  8. Unicomp - Wikipedia

    en.wikipedia.org/wiki/Unicomp

    PC 122, a 5250 122-key keyboard similar to the Classic, but with a rearranged layout and an extra set of function keys, and many keys moved to the left side of the keyboard, and the home key moved to the middle of the arrow keys. Ultra Classic, (formerly called the SpaceSaver) is a lighter, more compact version of the Classic.

  9. Kensington Security Slot - Wikipedia

    en.wikipedia.org/wiki/Kensington_Security_Slot

    Kensington Security lock: unlocked, locked The Kensington Security Slot is the rightmost opening on the side of this Acer Swift 3 laptop computer. The Kensington Security Slot (also called a K-Slot or Kensington lock) is an anti-theft system for hardware electronics such as notebook computers, computer monitors and others. It is a small, metal ...

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