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PFL (Pre-Fader Listen)
Monitoring audio before level
adjustments with the audio
channel faders. Used to check
the input audio. On this system,
pan and level control are not
applied to PFL audio, even if
trim, filter, EQ, pan, and level
control settings have been
made.
Picture-in-Picture (PinP)
An effect achieved by
embedding a video within
another video.
Post-Fader
Audio signals after the
application of all adjustments
except pan.
Pre-Fader
Audio signals before the
application of any adjustments
with audio channel faders. All
other adjustments are the same
as those for Post-fader. Pre-
fader audio can be output from
the AUX output connector.
Preset
A function which allows a set of
electrical settings to be saved
and reproduced as a single set of
data. This system has a camera
preset function.
Program (PGM) signal
output
The final video and audio
signals output from this system,
after the application of effects.
The video seen by viewers.
RCA pin
A connector used on consumer
audio equipment. Connectors
come in color-coded pairs
(often white for left and red for
right). Also used for video
signals (color yellow).
306
Glossary
RGB
An output signal format which
displays pictures by using the
three primary colors: Red,
Green, and Blue.
Serial digital interface
(SDI)
A standard for transmitting
uncompressed digital video
signals and embedded audio
over a single coaxial cable.
STP (Shielded Twisted Pair
cable)
A type of cable for
communications. Copper wires
are twisted in pairs, and then
shielded.
Streaming
Real-time playback of audio
and data received over a
network. Compared to
"download" playback, which
starts after all the data has been
received, streaming allows
playback of data received up to
now. Formats which enable
streaming include RealMedia,
Windows Media, and Quick
Time. This system supports the
RealMedia streaming file
format (.rm).
Subnet mask
An IP address, which indicates
the address of a device in a
network, has two components: a
network address (the address of
the network) and a host address
(the address of an individual
computer). A subnet mask is a
value used to specify how many
bits in the IP address are
reserved for the network
address. A subnet is a smaller
network created by dividing a
large network into two or more
parts.
Superimpose
A type of special effect in video
editing, used to display text and
pictures over other pictures.
Talk back (TB)
To pass along instructions, for
example from a director. In this
system, when you talk into the
microphone on the front panel,
your voice is output to the
connected intercom system,
allowing you to converse with
other people on the intercom
system.
TB (Talk Back)
See "Talk back."
Telop (Television Opaque
Projector)
Superimposed text and image
resources, such as television
subtitles. This also refers to text
and images that have been
combined with video.
Threshold
The level at which a limiter or
compressor is activated.
Thumbnail
An image which has been
reduced in size for the purpose
of displaying a list of many
images.
Tilt
To move a camera up and down.
Transition
To switch from one video to a
different video over a certain
time interval. Transitions can be
used together with text and
image keys to compose and
erase pictures.
Transition effect
Gradually switching from one
video to another through the
application of one of various
effects. This systems supports
two type of transition effects:
mix and wipe.
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