A/B Roll Editing - Sony DFS-700 Service Manual
Dme switcher, digital/analog input board, analog composite input board, digital multi effects board, 3d video mapping effects board
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Also See for DFS-700:
- Operating instructions manual (212 pages) ,
- Specifications (8 pages)
Table of Contents
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Control From the BVE-600
A/B Roll Editing
Signal flow
Player VCR A
DFS-700/700P
Background bus
VIDEO
video
INPUT
Foreground bus
VIDEO
video
Player VCR B
INPUT
T1 signal
Control signal
Control signal
Note
To improve editing accuracy, supply a reference sync signal to the BVE-600 and VCRs
from the BLACK BURST OUT connectors on the DFS-700/700P.
Signal flow in A/B roll editing
5-6
Chapter 5 Control From Editing Control Units
Recorder VCR
PGM OUT
T2 signal
Control signal
BVE-600
Timing of the trigger (T1/T2) signals
The timing of the trigger signals output by the BVE-600 is as follows.
VCRs start IN point
Effect start point
Player A
Player B
Recorder
T1
T2
PGM OUT
Background bus image
signal
Preroll
A-roll period
Timing of trigger signals in A/B roll editing
OUT point VCRs stop
Foreground bus image
Effect
Postroll
execution
(transition)
B-roll period
5-7
Chapter 5 Control From Editing Control Units
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