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For reference
Glossary
CD-R
This is a disc that can only be recorded once.
Recorded data cannot be deleted. There are two
types of CD-R, one having capacity of 650MB
(74 minutes of music), the same as a regular CD,
and the other having capacity of 700MB (80
minutes of music).
(Compact Disc Recordable)
CD-DA
This disc is the standard for recording and
playing of music data. One track is recorded with
one song, and a maximum of 74 minutes can be
used with the CD.
(Compact Disc Digital Audio)
CD-RW
This disc uses a phase transformation method
that enables recording and deleting of data as
many times needed. Capacity is 700MB (80
minutes of music).
(Compact Disc ReWritable)
EQ (Equalizer)
This enables setting of stronger or softer playing
of sounds throughout the high to low range of the
sound. Levels can be adjusted to personal
preference, enhancing enjoyment of the music.
MP3
•
"MP3" is the abbreviation for "MPEG Audio Layer
3," which is the standard format for compression
of audio data. MP3 technology compresses
sound in the range inaudible to the human ear,
producing a file one tenth the size of the original.
(MPEG-1 Audio Layer-3)
LPCM
This is an abbreviation for Linear Pulse Code
Modulation, a signal recording method used with
music CDs. A music CD is recorded at 44.1kHz/
16 bit, but a DVD is recorded at 48kHz/16 bit ~
96kHz/24 bit, enabling a DVD to be played with
higher sound quality than a music CD.
(Linear PCM)
MPEG
This is an abbreviation for Moving Picture Experts
Group and is pronounced "empeg". It is the
international standard for moving image
compression. With DVDs, this method is also
used to compress and record digital audio.
Copy Control CD
This is a CD that has controls for preventing
computers from copying and ripping (taking
audio information recorded on a compact disc
and using it as data to create a file).
UDF
This is one format for use with optical discs not
reliant on the OS. It is used with media such as
DVD and CD-RW.
(Universal Disc Format)
Track
The single division for a song on a music CD is
called a track.