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National Stock Number:
7025-01-235-2326
Federal Supply Class:
7025
National Item Identification Number:
012352326
Description:
DISK DRIVE UNIT
Detail:
An electromechanical item which accepts and systematically retains digital input data in such a manner as to facilitate the rapid recovery of stored information. The item may or may not consist of disk(s) some of which are removable, hard, removable disk packs, fixed disks, or removable flexible, each surface coated with a material susceptible to spot magnetization, integral writing, a drive motor and its mechanical linkage, and data translating heads for impressing on or removing from the disk surface data in digital form. The item is a component of an electronic computer. See also, MAGNETIC DRUM, DATA STORAGE; CORE MEMORY UNIT.
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Manufacturer Information:
| RA81-CA | 15476 | COMPAQ FEDERAL LLC |
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Techincal Specification:
| SPECIAL FEATURES | FOR TEST PROGRAM DEVELOPMENT SUBSYSTEM (CSE) MILSTAR; A HIGH CAPACITY,RACK MOUNTED DISK DRIVE UNIT W/RECORDING DENSITY TO PROVIDE A FORMATTED CAPACITY OF 456 MBYTES; PEAK TRANSFER RATE OF 2.2 MB/S, AVG SEEK TIME OF 28 MSEC; 7 MEDIA SURFACES, 2496 TRACKS PER SURFACE, 51 SECTORS PER TRACK, 512 BYTES PER SECTOR, AND A ROTATIONAL SPEED OF 3600 RPMS; COGNIZANT SERVICE:AIR FORCE |
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