
To give birth to the hard disk, in that distant 1956, was IBM, with a device that looks a lot like the old jukebox. The weight of the entire system, the disks were only a small part, passed over a ton, it cost 38,400 dollars (at that time were very many) and allowed to store 5MB of data.
The dishes were well-used 50, with a diameter of 24 inches (approximately 60cm). 0.1 MB flat, well, really nothing compared to the specific capacities of today. But you will have to wait 70 years to give the name of the unit disk (the first was fixed disk), to better distinguish it from revolutionary removable floppy disk and flexible.
At 55 years of age the hard disk is still alive and well, despite recent attacks by the NAND Flash chip: for storage capacity and price per GB is the "old" technology is not afraid of any rival, and is expected to have in front him still a lot 'of time. Congratulations hard drive!
Posted by: Wasim Javed
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