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Manufacturer: Digital Equipment Corporation
Year Introduced: 1989
Drive Controller(s): all DSSI controllers
Capacity: 400 Mbytes (formatted)
Transfer Rate: 1.5 Mbytes/sec
Throughput: 32 I/Os/sec
Average Access Time: 29 msec
Physical Size: 5.25" full height

The DSSI disk RF71 was the larger of the first two disks for the new DSSI bus in 1989. The smaller disk was the RF30.