SEAGATE ST-125

20Megabyte formatted storage capacity with an MFM (Modified Frequency Modulation) data encoding interface and a 40ms average seek time. | 3.5-inch Half-Height Internal Hard Disk Drive Enclosure | IBM PC/XT/AT compatible desktop computers, legacy industrial data logging rigs, early automated terminal platforms. | SEAGATE ST-125 | None | None | ST-125, ST125, Miniscribe 8425, Western Digital WD93028X | Retro Data Recovery Station: Mounted into a dedicated vintage desktop test bench running a legacy ISA MFM controller card, establishing a hardware link to retrieve and back up abandoned data files from 1980s computer hardware. | IBM PS/2 Model 30, Commodore PC-20, and Leading Edge Model D Computing Systems: This rugged stepper-motor driven magnetic platter assembly was manufactured by Seagate Technology to serve as a primary, high-reliability factory internal hard disk storage unit inside standard mid-to-late 1980s personal computer configurations