SPEC1 FICATIONS SUMMARY Table 1 contains a summary of 650 specifications. TABLE 1. SPEC1FlCATlONS SUMMARY
DATA RETRIEVAL TIMES
Rotational Speed
375 rpm
Track to Track Access Time
20 msec
Data Transfer Rate
200 kilobitslsec.
DISC CHARACTERISTICS
Number of Tracks
50
Recording Density
2400 bits per inch (inside track)
Record Length Sectorized (8 per track)
3.5 kilobits
Record Length Indexed ( 1 per track)
30 kilobits
Disc Capacity Sectorized
1.4 megabits
Disc Capacity lndexed
1.5 megabits
DATA RECORDING FORMAT
Recording Mode
Frequency modulation
Sectors per Track
8
lndex per Track
1