YOKOGAWA FG420 - Page 111

97
IM FG410-01EN
The relationships between the sweep values and the various signals are shown in the following figure.
When stop value < start value, the slope of the sweep X drive output is the opposite of that in the
figure.
Continuoussweep
0V
+3V
Sweep value
Shuttle
Stop value
Sweep time Sweep time
One way
Start value
Start value
Stop value
Sweep time
Sweep sync
signal SwpSync
(marker disabled)
Sweep sync
signal
SwpSync+Mkr
(marker enabled)
Low
during the
1st half of
interval
from start
value to
stop value
Low from
start value to
marker value
Marker value
Low from
start value to
marker value
Low from
start value to
marker value
Low from
start value to
stop value
Marker value
Sweep X drive
signal X-Drive
Single-shotsweep,gatedsingle-shotsweep
0V
+3V
0V
+3V
Sweep value
Shuttle
Stop value
One way
Start value
Start value
Stop value
Marker value
Marker value
Sweep time
Sweep sync
signal SwpSync
(marker disabled)
Sweep sync
signal
SwpSync+Mkr
(marker enabled)
Sweep X drive
signal X-Drive
Low
during the
1st half of
interval
from start
value to
stop value
Low from
start value to
marker value
Low from
start value to
stop value
Low from
start value to
marker value
Sweep time Sweep time
4.8 Sweep Setting and Manipulation