Toshiba has demonstrated 30 TB-plus shingled disk drives using both heat-assisted and microwave-assisted recording technologies. Currently, Toshiba’s highest-capacity drives use MAMR (microwave-assisted magnetic recording) similar to Western Digital, and reach 22 TB capacity with conventional, non-shingled recording. Shingled recording overlaps the relatively wide write tracks to increase capacity, while enabling the narrower read tracks to … Continue reading Toshiba demos 32 TB HAMR and 31 TB MAMR disk drives