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ECAM (Sequential-and-memory) system
A
color television system used in France, former
Soviet Union, and Eastern Europe,
sewolock
TO
lock tlie phase and speed of a VTR's head drum
Iotation and tape Lransport to a reference signal
during recording and playback
source
A
video or audio signal source
Standby mode
One of two conditions in a VTR's stop mode The
head drum is rotating and the tape is wrapped
around the drum. The VTR is ready for recording
or playback. The other condition o£ the VTR's
stop mode is called standby off mode. In standby
off mode, the head drum does not rotate and tape is
slackened. There is no damage to the video heads
and the tape, but the VTR is not ready for
immediate recording os playback,
Synchronization
To adjust the running speed and phase of playback
and recording tapes while the tapes run from a
preroll point to an edit-start point, to enable
accurate editing
Time code
A digitally encoded signal that is recorded on
videotape in units of hours, minutes, seconds, arid
frames, to label each frame of video. SMPTE time
code is used for the NTSC system, and EBU time
code is used f o ~ the PAL,/SECAM system There
are two kinds of recorded signal: longitudinal time
code (L.TC) and vertical interval time cade (VITC)
Tracking
An electronic adjustment of the video heads in the
playback phase so that they match the recording
phase of the tape.
Wipe
An effect in AIB rol1 editing, in which the old
video (FROM source) is wiped off the screen by
the new video (TO source)
A P P @ ~ ~ ~ X
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