Alesis ADAT-XT20 Reference Manual page 131

Glossary
E
F
F O
IBER PTICAL
A device that transmits signals through light instead of conventional wire.
Advantages include higher speed and the ability to carry multiple chanels of
information over a single, thin cable.
G
H
H S
OUSE YNC
A video signal distributed to any device that requires a reference to maintain proper
sync relationship with other devices. The signal comes in several forms: Blackburst
results in a black video screen when fed to a video monitor; Color bars are the standard
reference for adjusting video equipment. Color bars can be seen on many stations just
before they come on the air.
I
I
NPUT
An input is a path through which audio passes from one electronic device into another.
types of inputs vary in connector type, level, use (sends, monitor, mix), and electrical
characteristics (impedance, balanced or unbalanced). They can be analog or digital.
J
K
L
M
MIDI
Musical Instrument Digital Interface (MIDI). A protocol whereby various MIDI-
compatible products can communicate various musical and non-musical messages (such
as notes, controls, etc.).
M M C
MIDI Machine Control (MMC). A subset of MIDI messages which correspond to tape
machine's transport controls and other functions.
M
UTE
Used as a verb, to "mute a channel" means to turn off the audio for that channel. Used
as a noun, "mutes" are the buttons which turn off a particular channel. Mutes are
usually non-destructive, though not always. Mutes are often automated as part of mixer
automation systems.
N
O
O
UTPUT
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C
ONNECTOR
ADAT-XT20 Reference Manual