Apple Elite Series Computer Drive User Manual


 
ELITE SERIES USER MANUAL SPECIFICATIONS
Capacity 652K Bytes
Track to Track Access Time 5ms
Maximum Access Time 420ms
Average Access Time l50ms
Number of Heads 2
Number of Cylinders 80
Number of Tracks 160
Number of Sectors/Track 16
Track Density 96 TPI
Rotational Speed 295 RPM
Recording Frequency 250 KHZ
Recording Density
Inside Track Maximums 5922 FCI
4737 BPI
Weight 5 lbs 4 oz
Reliability
MTBF 9200 Hours
MTTR .5 Hours
Design Life 5 Years
Soft Error Rate 1 in 10e+09 Bits
Hard Error Rate 1 in 10e+12 Bits
Seek Error Rate 1 in lOe+06 Steps
Media ANSI Std. 5.25” Disk
Interface Disk II Compatible
Average Latency lOOms
Motor Start Time 0.5s
Fig. 6-5: Elite Three Characteristics
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