7025-01-504-7618 OPTICAL READER,DATA ENTRY Index 4820-01-504-7620 VALVE,LINEAR,DIRECTIONAL CONTROL

National Stock Number:
7025-01-504-7619

Federal Supply Class:
7025

National Item Identification Number:
015047619

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.


Manufacturer Information:
PX-D4824TA-SW00H19PLEXTOR CORP


Techincal Specification:
DRIVE QUANTITY1
ACCESS TIME IN MILLISECONDS65.0
DATA STORAGE CAPACITY4.00 MEGABYTES
DESIGN TYPECOMPACT DISK - RECORDABLE AND COMPACT DISK - RE-WRITABLE
INTERFACE TYPEIDE
OVERALL HEIGHT1.630 INCHES NOMINAL
OVERALL WIDTH5.750 INCHES NOMINAL
POWER SOURCEEXTERNAL
SPECIAL FEATURESDISK DIAMETER 4.72 INCHES
UNIT DESIGNINTERNAL
UNPACKAGED UNIT WEIGHT2.210 POUNDS
VOLTAGE IN VOLTS AND CURRENT TYPE17.0 DC


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