levyvaihdin
Levyvaihdin is a mechanical device that enables a single drive to access multiple disks by automatically exchanging them. In Finnish, the term combines levy, meaning disk or platter, and vaihtin, meaning changer or switch. Levyvaihdins have been used in data storage systems, media playback equipment, and archival setups where many removable disks must be accessible without manual swapping.
Etymology and scope: The name reflects its core function—changing disks within a single drive assembly. The
Design and operation: A typical levyvaihdin includes a disk magazine or carousel that holds several disks,
Types and applications: Magnetic disk changers were used in older computer storage subsystems and some professional
History and status: Disk-changing mechanisms gained prominence from the mid-20th century onward, reaching peak use in