== S- and D-Drives (720K) ==
These are the very first generation of 720K floppy disc drives from Vortex. They came in variants having either a single ("S" variant) or two ("D" variant) DS/DD 80-track drives installed (BASF 6138).
* [[Media:Vortex Floppy Disk Station F1 für den Schneider CPC 464 - Benutzerhandbuch.pdf|Vortex Floppy Disk Station F1 für den Schneider CPC 464 - Benutzerhandbuch]] {{DE}} (manual)