Glossary
88 ADAT XT Reference Manual
E
F
Fiber Optical Connector
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
House Sync
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
Input
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.
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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.).
MMC
MIDI Machine Control (MMC). A subset of MIDI messages which correspond to tape
machine’s transport controls and other functions.
Mute
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.