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Topic: Hard disk platter

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	hard disk platter pcmuseum
		The storage capacity of the 305's 50 two-foot diameter disks was 5 megabytes of data.
		Hard magnetic disks platters come in a variety of sizes, as shown by these three individual disks.
		Hard disks platters are contained within the round disk pack shown on top of the cabinets, which contain the disk drives.
	members.tripod.com /pcmuseum/platter.htm (145 words)

	Hard Disk Drives
		The hard disk drive is the example of secondary memory device.
		Hard disk drives that are available now have the memory ranging from the 40 giga bytes to that in tera bytes.
		The platters are mounted on a fixed spindle which rotates at the speed of about 5600 rpm – revolutions per minute (this is the speed of the hard disk that further categorizes it.
	www.mediastoragedevices.com /hard-disk-types.html (0 words)

	Hard Disk Data Transfer
		This unit is in accordance with the rotating Disk Platter in the hard disk drive.
		The usual hard disk drive that is used in most of the computer systems today is the hard disk with the rpm of 7200.
		The specific name given the hard disk having the data transmission speed of 7200 rpm by the major manufacturer of the hard disk drives that is the Seagate is ‘Barracuda’.
	www.harddiskhome.com /hard-disk-data-transmission.html (0 words)

	Hard disk (Linux Reviews)
		A hard disk (commonly known as a HDD (hard disk drive) or hard drive(HD) and formerly known as a fixed disk) is a non-volatile storage device which stores digitally encoded data on rapidly rotating platters with magnetic surfaces.
		Hard disk manufacturers specify disk capacity using the SI definition of the prefixes "mega" and "giga." This is largely for historical reasons.
		For many years, hard disks were large, cumbersome devices, more suited to use in the protected environment of a data center or large office than in a harsh industrial environment (due to their delicacy), or small office or home (due to their size and power consumption).
	linuxreviews.org /dictionary/Hard_disk (5298 words)

	Platter Size
		The size of the platters in the hard disk is the primary determinant of its overall physical dimensions, also generally called the drive's form factor; most drives are produced in one of the various standard hard disk form factors.
		However, as discussed in the section on hard disk historical trends, the trend overall is towards smaller platters.
		The areal density of disks is increasing so quickly that the loss of capacity by going to smaller platters is viewed as not much of an issue--few people care when drives are doubling in size every year anyway!--while performance improvements continue to be at the top of nearly everyone's wish list.
	www.pcguide.com /ref/hdd/op/mediaSize-c.html (1094 words)

	Hard Disk Cache
		Hard disk cache's are an important element of a computer system whose primary aim is to increase overall system performance by saving data in faster banks of RAM.
		Hard drives have a cache built in to hold data that is being written to or read from the hard disk.
		Hard drives often now have 2mb caches which is a benefit to system performance, faster drives are commonly fitted with 8mb caches which again further increase performance.
	www.vtec.co.uk /hard_disk_cache.asp (293 words)

	IDISK
		As shown in Figure 6, a bare hard disk is the mechanical part of a conventional hard disk and sends or receives analog and digital signals with a disk controller through a connector, which is represented by a rectangle with pink and fl stripes.
		N is number of tracks from the circumference of a platter to the 1 distance unit from the circumference of a platter toward the center of a platter.
		The function of v(x) is the number of bits from the circumference of a platter to the x distance unit from the circumference of a platter toward the center of a platter.
	www.cs.berkeley.edu /~cwlee/idisk/idisk1104/harddisk.html (1137 words)

	Hard disk platter (Site not responding. Last check: )
		A hard disk platter is a component of a hard diskdrive.
		Hard disks get their name from the rigidity of the platters used, as compared tofloppy disks and other media which use flexible platters, which aren't actually even considered platters.
		The surfaces of each platter are precision machined and treated to remove any imperfections, and the harddisk itself is assembled in a clean room to reduce the chances of any dirt orcontamination getting onto the platters.
	www.therfcc.org /hard-disk-platter-174239.html (169 words)

	MDRXP - Malaysia Hard Disk Recovery Center
		If the hard drive platters have not been damaged, a data recovery specialist may still be able to recover data from a hard drive with a damaged hard drive arm.
		They later became known as "hard disks" to distinguish them from "floppy disks." Hard disks have a hard platter that holds the magnetic medium, as opposed to the flexible plastic film found in tapes and floppies.
		Hard disks and cassette tapes also share the major benefits of magnetic storage -- the magnetic medium can be easily erased and rewritten, and it will "remember" the magnetic flux patterns stored onto the medium for many years.
	www.mdr-xp.com /malaysia_data_recovery_literature.htm (971 words)

	Data Storage Hard Disk Drives
		The platters used in the hard disk are locked inside a steel casing because an unclean air can easily ruin a hard disk.
		The hard disks are growing exponential over the past few years in terms of storage capacity and retrieval speeds.
		The hard disks was designed with 4200 rpm now the technology is making it possible for reaching up to 10000 rpm, while most hard disks can function at 7200 rpm.
	www.harddiskhome.com /data-storage-hard-disk.html (0 words)

	Hard Disk Technology
		The hard disk drive was primarily developed with the reason to provide a secondary storage device which is fast and have higher capacity and compactness as well as that is much reliable as a data storage system.
		The disk platter is usually a magnetic material that is used for the storage of the data.
		Presently the newer hard disk drives have the commonly used motor as the servo motor that is used by the Head Actuator.
	www.harddiskhome.com /hard-disk-technology.html (0 words)

	ipedia.com: Hard disk platter Article (Site not responding. Last check: )
		They are composed of two main substances: a substrate material, which forms the bulk of the platter and gives it structure and rigidity, and a magnetic media coating which actually holds the magnetic impulses that represent the data.
		Hard disks get their name from the rigidity of the platters used, as compared to floppy disks and other media which use flexible platters, which aren't actually even considered platters.
		The surfaces of each platter are precision machined and treated to remove any imperfections, and the hard disk itself is assembled in a clean room to reduce the chances of any dirt or contamination getting onto the platters.
	www.ipedia.com /hard_disk_platter.html (234 words)

	Bad Sector Blues: The Dreaded "error=0x40 { UncorrectableError }"
		The platter is generally composed of three layers; a supportive substrate usually made of aluminum or glass, a thin film of magnetic material, and a thin protective layer.
		Instead, the modern hard disk can be thought of as a completely separate computer whose sole purpose is to answer read and write requests sent by the disk interface on the mother board.
		Recalling from section 2.1, the hard disk platter is a piece of substrate coated with a film of magnetic material.
	icarus.cc.uic.edu /~aciani1/sector_blues.html (4564 words)

	Computer Data Recovery Glossary - Hard Disk Recovery Services
		Platter: A metal disk that is mounted inside the disk drive, and in most cases several platters are mounted on a single spindle or shaft creating more data storage surfaces while taking up less space.
		Level 3 drives transfer data from all disks in parallel, which shortens the transfer times for applications that are read in large, sequential files.
		Winchester disks: This is a former code name for an early IBM hard disk model that is sometimes still used to refer to hard drives in general.
	www.harddiskrecovery.net /computer-glossary.html (0 words)

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