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GLOSSARY OF TERMS
Digital Echo: Digital echo is a synthetically processed sound effect that mimics natural echo. Echo in
general is the “bouncing” of waves back and forth between 2 surfaces. This effect gives a
spacious or ambient feeling that works great with vocals.
Repeat: Repeat is facet of the echo process. Repeat refers to the frequency of echoes within a period
of time.
Delay: Delay is also a facet of the echo process. Delay refers to the amount of time that exists
between echoes.
Voice Cancel: Voice Cancel is a feature that removes vocals from songs. This can only be done when the
disc is formatted for it. To be formatted (multiplexed) a disc must have the vocals coded to
the right channel and the music to the left channel. When you select Voice Cancel, the unit
will remove the right channel (vocals) and split the left channel (music) to both sides.
Voice Partner: Voice Partner is a feature that acts much in the same way as Voice Cancel. The main differ
ence is that Voice Partner will only remove vocals when there is activity going through the
microphone (singing). When you are not singing, the vocals from the song will be added back.
CD+G: A CD+G is a specially formatted disc that has an additional line of sub-code on the CD that is
responsible for the lyrics that play on video screen for karaoke systems. CD+G stands for
Compact Disc + Graphics.
Multiplex Disc: A Multiplex Disc is a specially formatted Disc common in Karaoke. To be formatted for
multiplex use, a disc must have the vocals coded to the right channel and the music to the
left channel. When you select a multiplex mode, the unit will remove the right channel
(vocals) and split the left channel (music) to both sides.
Rack Mountable: Rack Mountable refers to the ability to place unit into professional or travel rack cases. Such
cases are great for building complete systems and protect them during transportation.
The standard rack size for MOST cases is 19”.
VCD: VCD is a disc formatted in MPEG-1. These discs are good candidates for Karaoke use as they
have an audio and a video layer to them. VCD stands for Video Compact Disc.
A/V: A/V is an abbreviation for Audio/Visual.
RF Modulator: This is an adapter device used to connect the video output of audio/video equipment to TV’s
that do not have compatible RCA style A/V jacks.