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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 ...
2 80 9 512 720 kB 300 MFM 720 kB mode uses both sides - ensure disc inserted correct way up. Apple II: 5 1 ⁄ 4 inch Double 1 35 13 256 soft 113.75 kB 300 GCR [NB 2] 1 16 140 kB 3 1 ⁄ 2 inch Double 1 80 Variable (8-12) 512 400 kB 394 - 590 GCR [NB 3] 2 800 kB High 2 80 18 512 1,440 kB 300 MFM [NB 4] Apple Lisa: 5 1 ⁄ 4 inch FileWare ...
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 ...
Bodo said that "Slow floppies always bugged me. I saw that all the parts of a PC were getting exponentially faster, but not the floppy disk. That was the inspiration for the X-10 project." It could read an entire floppy disk in about five seconds. The X-10 drive ran at 4x spindle speed and could write or read to both sides of the floppy ...
The Quick Disk uses a 2.8-inch magnetic media, break-off write-protection tabs (one for each side), and contains a see-through hole near the center spindle (used to ensure spindle clamping). Nintendo packaged the 2.8-inch magnetic media in a 3-inch×4-inch housing, while others packaged the same media in a 3-inch×3-inch square housing.
The Disk System's Disk Cards are somewhat proprietary 71 mm × 76 mm (2.8 × 3 in) 56K-per-side double-sided floppy. They are a slight modification of Mitsumi's Quick Disk 71 mm 2.8 in square disk format which is used in a handful of Japanese computers and various synthesizer keyboards, along with a few word processors. QuickDisk drives are in ...
DriveSpace (initially known as DoubleSpace) is a disk compression utility supplied with MS-DOS starting from version 6.0 in 1993 and ending in 2000 with the release of Windows Me.
The Macintosh external drives were the first to widely introduce Sony's new 3 + 1 ⁄ 2-inch rigid disk standard commercially and throughout their product line. Apple produced only one external 3 + 1 ⁄ 2-inch drive exclusively for use with the Apple II series called the Apple UniDisk 3.5.