Perpendicular recording, also known as conventional magnetic recording, is a technology for data recording on magnetic media, particularly hard disks. It was first proven advantageous in 1976 by Shun-
Trailing shield head with granular media. This head design provides higher field gradients and more advantageous field angles for perpendicular recording.
Western Digital Corporation, doing business as WD, is an American data storage company headquartered in San Jose, California. Established in 1970, the company is one of the world's largest manufacture
Headquarters in the Santa Teresa district of San Jose, California in 2021
WD33C93 single-chip SCSI interface
Western Digital Tidbit 60 (WDAH260) - 62.3 MB (2.5 inch drive mounted in 3.5 inch adapter bracket)
Western Digital Caviar 80 MB (model number WDAC280-32), from a series of HDDs for desktop PCs; it is a 3.5-inch HDD mounted onto a 5.25-inch adapter bracket.