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To adjust the input level of
audio signals. These
adjustments are performed at
the input stage, before level
adjustments with the audio
channel faders.
TRS
A jack used in headphones and
other devices.
VISCA
A protocol developed by Sony
which allows video equipment
to be connected to computers.
VOD (Video On Demand)
A system that allows video
content to be placed on a
network, which viewers can
access freely. Viewers can also
download data for viewing onto
their computers from the
Internet.
Wipe
A type of transition effect. A
new picture moves in to replace
an old picture, as if wiping the
old picture away.
XLR
A 3-pin connector, often called
a Cannon connector. A locking
mechanism keeps the connector
securely connected even when
the cable is pulled. Very stable
despite its simple structure, and
often used on microphones to
suppress handling noise.
Glossary
307
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