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2. History of IBM magnetic disk drives - Wikipedia

   en.wikipedia.org/wiki/History_of_IBM_magnetic...

   History of IBM magnetic disk drives. IBM manufactured magnetic disk storage devices from 1956 to 2003, when it sold its hard disk drive business to Hitachi. [1][2] Both the hard disk drive (HDD) and floppy disk drive (FDD) were invented by IBM and as such IBM's employees were responsible for many of the innovations in these products and their ...

3. Hard disk drive - Wikipedia

   en.wikipedia.org/wiki/Hard_disk_drive

   A hard disk drive (HDD), hard disk, hard drive, or fixed disk[a] is an electro-mechanical data storage device that stores and retrieves digital data using magnetic storage with one or more rigid rapidly rotating platters coated with magnetic material.

4. List of computer hardware manufacturers - Wikipedia

   en.wikipedia.org/wiki/List_of_computer_hardware...

   Broadcom Inc. (ARM-based, e.g. for Raspberry Pi) Fujitsu (its ARM-based CPU used in top supercomputer, still also sells its SPARC-based servers) Hitachi (its own designs and ARM) Hygon Information Technology (x86-based) Loongson (MIPS-based) HiSilicon (acquired by Huawei), stopped making its ARM-based design.

5. History of hard disk drives - Wikipedia

   en.wikipedia.org/wiki/History_of_hard_disk_drives

   History of hard disk drives. Historical lowest retail price of computer memory and storage. In 1953, IBM recognized the immediate application for what it termed a "Random Access File" having high capacity and rapid random access at a relatively low cost. [1] After considering technologies such as wire matrices, rod arrays, drums, drum arrays ...

6. IBM 305 RAMAC - Wikipedia

   en.wikipedia.org/wiki/IBM_305_RAMAC

   IBM 305 RAMAC. The IBM 305 RAMAC was the first commercial computer that used a moving-head hard disk drive (magnetic disk storage) for secondary storage. [1] The system was publicly announced on September 14, 1956, [2][3] with test units already installed at the U.S. Navy and at private corporations. [2]

7. Disk enclosure - Wikipedia

   en.wikipedia.org/wiki/Disk_enclosure

   Disk enclosure. A disk enclosure is a specialized casing designed to hold and power hard disk drives or solid state drives while providing a mechanism to allow them to communicate to one or more separate computers. Drive enclosures provide power to the drives therein and convert the data sent across their native data bus into a format usable by ...