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Chapter 5 Control From Editing
Control Units
Chapter 5 Control From Editing Control Units 5-3
A/B Roll Editing
Signal flow
The flow of signals in A/B roll editing is shown below.
For more information about connections, see “Connections for an A/B Roll
Editing System” (page 6-5).
Signal flow in A/B roll editing
Player VCR A
VIDEO INPUT
VIDEO INPUT PGM OUT
FROM source signal
(background video)
Recorder VCR
TO source (foreground
video) signal
DFS-700/700P
Control signals
Control signals
Player VCR B
Control signals
Control signals
PVE-500
Note
To improve editing accuracy, supply a reference sync signal to the PVE-500 and VCRs
from the BLACK BURST OUT connectors on the DFS-700/700P.