Avid Technology Eleven Rack, User Manual

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Eleven Rack User Guide 104
Hard Disk Storage Space
Mono audio tracks recorded with 16-bit resolution at 44.1 kHz (CD quality) require approximately
5 MB of hard disk space per minute. The same tracks recorded with 24-bit resolution require about
7.5 MB per minute.
Stereo audio tracks recorded with 16-bit resolution at 44.1 kHz (CD quality) require approximately
10 MB of hard disk space per minute. The same tracks recorded with 24-bit resolution require about
15 MB per minute.
Table 13 lists the required disk space for certain track numbers and track lengths, to help you estimate
your hard disk usage.
Table 13. Required hard drive space for audio tracks (44.1 kHz and 48 kHz sessions shown)
Number of Tracks and Length 16-bit at
44.1 kHz
16-bit at
48 kHz
24-bit at
44.1 kHz
24-bit at
48 kHz
1 mono track, 1 minute 5 MB 5.5 MB 7.5 MB 8.2 MB
1 stereo track (or two mono
tracks), 5 minutes 50 MB 55 MB 75 MB 83 MB
1 stereo track (or two mono
tracks), 60 minutes 600 MB 662 MB 900 MB 991 MB
24 mono tracks, 5 minutes 600 MB 662 MB 900 MB 991 MB
24 mono tracks, 60 minutes 7 GB 7.8 GB 10.5 GB 11.6 GB
32 mono tracks, 5 minutes 800 MB 883 MB 1.2 GB 1.3 GB
32 mono tracks, 60 minutes 9.4 GB 10.4 GB 14 GB 15.4 GB
48 mono tracks, 5 minutes 1.2 GB 1.3 GB 1.8 GB 1.9 GB
48 mono tracks, 60 minutes 14 GB 15.6 GB 21 GB 23.2 GB
Double the 44.1 kHz hard drive space re-
quirement when recording at 88.2 kHz, and
double the 48 kHz numbers when recording
at 96 kHz.