Avid Technology digi 1 Manuel D’Utilisation

Page de 82
 
Chapter 3: Windows 98 Configuration
 
23
 
To format an audio drive:
 
1  
 
From the desktop, double-click My Computer.
 
2  
 
Right-click the hard drive you will use for audio and choose Format.
 
3  
 
Set the Format Type to Full and click Start.
 
4  
 
Follow the on-screen instructions. When formatting is complete, close the Format 
window.
 
To defragment an audio drive:
 
1  
 
From the desktop, double-click My Computer.
 
2  
 
Right-click your audio hard drive and choose Properties.
 
3  
 
Click the Tools tab.
 
4  
 
Click Defragment Now and follow the on-screen instructions.
 
5  
 
When defragmenting is complete, close the Properties Control Panel.
 
Hard Drive 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. The following table lists the required drive 
space for certain track numbers and track lengths. In deciding the required hard drive space 
for your needs, plan accordingly.
 
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 track, 1 minute
5 MB
5.5 MB
7.5 MB
8.2 MB
2 tracks (stereo), 5 minutes
50 MB
55 MB
75 MB
83 MB
2 tracks (stereo), 60 minute
600 MB
662 MB
900 MB
991 MB
24 tracks, 5 minutes 
600 MB
662 MB
900 MB
991 MB
24 tracks, 60 minutes
7 GB
7.8 GB
10.5 GB
11.6 GB
 
Required hard drive space for audio tracks