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8-inch, 5 + 1 ⁄ 4-inch, and 3 + 1 ⁄ 2-inch floppy disks. This is a list of different floppy disk formats. Physical formats. Size ... Format F: RISC OS 3 and later ...
In the early 2000s, most floppy disk types and formats became obsolete, leaving the 3 + 1 ⁄ 2-inch disk, using an IBM PC compatible format of 1440 KB, as the only remaining popular format. Different floppy disk types had different recording characteristics, with varying magnetic coercivity (measured in oersteds, or in modern SI units in ...
A Maxell-branded 3-inch Compact Floppy Disk. The floppy disk is a data storage and transfer medium that was ubiquitous from the mid-1970s well into the 2000s. [1] Besides the 3½-inch and 5¼-inch formats used in IBM PC compatible systems, or the 8-inch format that preceded them, many proprietary floppy disk formats were developed, either using a different disk design or special layout and ...
8-inch floppy disk, inserted in drive, (3½-inch floppy diskette, in front, shown for scale) 3½-inch, high-density floppy diskettes with adhesive labels affixed The first commercial floppy disks, developed in the late 1960s, were 8 inches (203.2 mm) in diameter; [4] [5] they became commercially available in 1971 as a component of IBM products and both drives and disks were then sold ...
History of the floppy disk. 8-inch, 5¼-inch, and 3½-inch floppy disks. A floppy disk is a disk storage medium composed of a thin and flexible magnetic storage medium encased in a rectangular plastic carrier. It is read and written using a floppy disk drive (FDD). Floppy disks were an almost universal data format from the 1970s into the 1990s ...
Floptical. Floptical refers to a type of floppy disk drive that combines magnetic and optical technologies to store data on media similar to standard 31⁄2 -inch floppy disks. The name is a portmanteau of the words "floppy" and "optical". It refers specifically to one brand of drive and disk system, but is also used more generically to refer ...
BS EN 61122:1994. Developed by. Sony. A Video Floppy (bideo furoppi- (Japanese: ビデオフロッピー)) is an analog recording storage medium in the form of a 2-inch magnetic floppy disk used to store still frames of composite analog video. A video floppy, also known as a VF disk, could store up to 25 frames either in the NTSC or PAL video ...
High density 5 + 1 ⁄ 4-inch and 3 + 1 ⁄ 2-inch floppy disks use the same logical format and data rate as 1232 KB 8-inch floppy disks. They became a non-standard format while formats brought by IBM PC/AT and PS/2 became the industry standard.