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Radar | NSO-II Operator Manual
Dening an EBL/VRM marker
1. Ensure that the cursor is not active on the radar panel
2. Activate the menu
3. Select one of the EBL/VRM markers
4. Select adjustment method, and tap the screen to adjust the marker
5. Tap the panel key to save the marker position
When positioned, you can quickly turn the EBL/VRM on/o by
tapping the relevant section on the data bar.
Quick EBL/VRM marker positioning by using the cursor
1. Tap the radar panel to position the cursor
2. Activate the menu
3. Select one of the EBL/VRM markers
- The EBL line and the VRM circle will be positioned according to the cursor position
4. If required, tap the panel to reposition the marker
5. Press Save EBL/VRM panel key or activate the menu to save the position
Setting a guard zone around your vessel
A guard zone is an area (either circular or a sector) that you can dene on the radar image.
When activated, an alarm will alert you when a radar target enters or exits the zone.
Dening a guard zone
1. Activate the menu
2. Select one of the guard zones
3. Select shape
4. Select Adjust to position the zone, and tap and drag on the
screen or use the OP40 rotary knob to adjust range, depth,
bearing and width
5. Save the position by tapping the panel key or by activating
the menu
When positioned, you can quickly turn the guard zones on/o by tapping the relevant
section on the data bar.
Alarm settings
An alarm will be activated when a radar target breaches the guard zone limits. You can
select if the alarm will be activated when the target enters or exits the zone.
Sensitivity
The guard zone sensitivity can be adjusted to eliminate alarms for small targets.
Radar options
The radar threshold
The threshold sets required signal strength for the lowest radar signals. Radar returns
below this limit will be ltered and not displayed.
Default value: 30%.
Target boost
The target boost option is used for increasing the size of radar targets.
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