Invented by Alan Shugart at IBM in 1967, the original floppy disk design measured 8 inches (200mm) in diameter, stored 80KB of data and became available for purchase in 1971 as a part of IBM's ...

In this episode of [Adrian’s Digital Basement], we dive into the world of retro computing with a focus on diagnosing and repairing an old full-height 5.25-inch floppy drive from an IBM 5150 system.

You might think the era of the 3.5 inch “floppy” disk is ... selective about what kind of disks it will read. If you’re only worried about bog standard IBM-formatted disks they can work ...

See Zip disk and Floptical. (2) An earlier 3.5" floppy disk developed by IBM and available on certain IBM PCs. With a 2.88MB capacity, the Extra High Density (ED) floppy drives were compatible ...

IBM offered an extra-high density 2.88MB drive on selected PCs that was backward compatible, but the format never caught on. Floppy Disk Formats 720KB 3.5" DS/DD 1.44MB 3.5" DS/HD 2.88MB 3.5" DS ...