Roland VS-1824 用户手册

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Chapter 1 Before You Start (VS-1824 Terminology)
Track Minutes and Recording Time
With cassette tape recorders, the amount of time you can 
record on a tape is predetermined by the length of that tape. 
Moreover, any unused portion of the tape is wasted.
fig.01-15
By contrast, with disk recording, although the available 
recording time is determined by the amount of disk space, 
only the disk space used for recording is spent. Thus, 
depending on the number of concurrent tracks and phrases 
you record, the amount of available recording time will vary. 
Therefore, it is a good idea to have a standard unit of 
measurement that corresponds to the time of one continuous 
monaural signal being recorded on one track. This unit is 
referred to as a “track minute.”
fig.01-16
For example, 10 track minutes can be used for 10 minutes of 
monaural recording—this corresponds to the term’s basic 
definition— or for five minutes of stereo recording since it 
uses two tracks, or two minutes and 30 seconds of recording 
on four tracks, and so on.
fig.01-17
Auxiliary Tracks for Each Track
The VS-1824 provides 18 playback tracks. Each track contains 
16 of its own supplementary tracks that can be used for 
recording or playback. In other words, you can record 
performances containing up to 288 (18 tracks x 16) tracks. On 
each of the 18 tracks, any one—and only one—of its 
supplemental tracks can be playing back at any given 
moment. These auxiliary tracks are called “V-Tracks.”
fig.01-18
* The Appendices (p. 130) provides a blank virtual track sheet to 
help you keep track of your virtual track recordings. Feel free 
to copy the sheet to use when you record.
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V.Track
Track
1     2     3    4    5    6    7    8    9   10  11  12  13  14  15  16  17  18
1     2     3    4    5    6    7    8    9   10  11  12  13  14  15  16  17  18
1     2     3    4    5    6    7    8    9   10  11  12  13  14  15  16  17  18