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Applying filters
You can apply an averaging, background removal, or an edge enhancement filter to the
sonar view.
Context
These buttons are located on the tool bar.
Procedure
1
Click one of the filter buttons.
Observe the changes in the sonar view.
2
Increase or decrease the filter effect.
a
Click the
Display Widget
icon.
This icon is located in the lower-right corner of the sonar view.
b
Drag the
Filter
slider to adjust the strength of the filter.
3
Click the
No Filter
button to turn off all filters.
Related topics
Adjusting the TVG (Time Variable Gain) setting
You can adjust the time variable gain for each sonar application in the
TVG Setup
dialog box.
Context
TVG
(Time Variable Gain) compensates for the loss of acoustic energy due to geometric
spread and absorption.
Procedure
1
Click
Setup
→
Connect
to start the Sonar Head.
2
Select the sonar application you wish to configure from the
Sonar applications list
on the top bar.
Tip
Each sonar application has its own TVG profile.
M3 Sonar FLS Reference Manual