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Simrad SN90 Reference Manual
You can start manual tracking by placing multiple markers on a target echo that moves
in the view. You can see the latest marker's course and speed in the view's lower right
corner. The values are calculated based on the last two markers you created and the
time between them. The physical location of the individual markers and the specific
information provided for the latest marker show you the historical path of the chosen
target. To read this information in the view's bottom right corner, you must enable it on
the
page. This page is located in the
dialog box.
Cursor Readout
Display Options
Relevant information about a priority target can be found in the lower left corner of the
view. The information includes the location, speed, course and depth of the target, as
well as an estimate of its area and volume. To read this information in the view's bottom
left corner, you must enable it on the
page. This page is located in
Cursor Readout
the
dialog box.
Display Options
Tip
The
menu controls which graphical elements that are shown in the
Visual Objects
different views. These graphic elements include markers, vectors and targets that are
tracked. The majority of the functions are "on/off" buttons to enable or disable these
graphic elements in the various views.
Related topics
User interface, page 294
Sonar views, page 316
Plane view, page 338
Range / Range Rings
The current settings for range, gain and tilt are show in the lower left corner of the view.
Range rings are a set of concentric circles labelled by distance from the vessel position.
The selected range is divided into identical distances. The range rings are shown as
dotted curves. Each ring has a range read-out. Use the
function to toggle
Range Rings
the range rings On or Off.
Related topics
User interface, page 294
Sonar views, page 316
Plane view, page 338
Tilt
The current settings for range, gain and tilt are show in the lower left corner of the view.
Click on the text to make it larger. Click one more time to restore the original font size.
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381294/E
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