Explanations
How the MiniDisc got so smallThe
Like CDs, MDs offer instantaneous random access to the beginning of any music track. Premastered MDs are recorded with location addresses corresponding to each music selection.
Recordable MDs are manufactured with a “User TOC Area” to contain the order of the music. The TOC (Table of Contents) system is similar to the “directory management system” of floppy disks. In other words, starting and ending addresses for all music tracks recorded on the disc are stored in this area. This lets you randomly access the beginning of any track as soon as you enter the track number (AMS), as well as label the location with a track name as you would a file on a diskette.
“No sound” describes a recorder condition in which the input level is about 4.8 mV during analog input or less than
This recorder uses the Serial Copy Management System, which allows only first- generation digital copies to be made from premastered software. You can only make copies from a
Premastered software such as CDs or MDs.
Digital recordingHome- | No | Recordable |
recorded | digital | MD |
MD | recording |
|
A B
A— User TOC Area
Contains the order and start/end points of the music.
B— Music Data
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