Sony HBD-30W
This page was last modified 08:47, 9 February 2018 by Rderooy. Based on work by Mars2000you.


The HBD-30W is a double sided 720kB 3.5" floppy disk drive with interface adapter, released by Sony.

The interface adapter has as reference HBK-30 and includes a switch allowing to support single sided 360kB and 720kB external 3.5" floppy disk drives. It is compatible with many disk drives, but not with the HBD-50.

The interface includes a ROM with version 1 of the Disk BASIC commands.

Official price: ¥69,800 for the disk drive and ¥20,000 for the interface


Sony HBD-30W disk drive + HBK-30 interface
Sony HBD-30W disk drive (back)
Sony HBD-30W disk drive (inside)
Sony HBK-30 interface
Sony HBK-30 and HBD-30W box set