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Chapter 3 Recording and Playback
Chapter 3 Recording and Playback 55
Dynamic Motion Control (DMC) Playback
Overview
DMC playback allows you to vary the playback speed for a certain section
of a tape, in variable mode (from −1 to +1 times normal speed), and store
the varying speed in memory for later playback at the same varying speed.
For example, during a live broadcast of a sporting event you can set the
start and end points of highlights while recording, and then provide
immediate DMC playba -of those highlights.
During DMC playback the tape moves as shown in the following figure.
On-air start point
Preroll point Speed variation start point
Speed variation end point
On-air end point
Waiting for the on-air cue
before starting DMC playback.
Stop
Press the REVIEW button.
Normal speed
playback
DMC playback
Normal speed playback
Stop
Press the REVIEW button
again at the on-air cue.
Starting DMC playback
immediately after preroll
Press the PREVIEW button.
Normal speed
playback
DMC playback
Normal speed playback