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Simrad SN90 Operator Manual
4
Select a value from the options provided.
The choice you make is by default only applied to the currently selected (active)
view.
Select the middle of the button to open a small menu with the available options.
Select the left side of the button to select a "lower"' menu choice. Select the right
side of the button to select a "higher"' menu choice.
Related topics
Improving the recognition of fish and schools using receiver filters, page 79
Adjusting the intensity of the echo presentations
The effect of the
Gain
Controlled Gain) and
towards the end of the filter sequence in the SN90. This means that you can use
if you are not completely satisfied with the results of the automatic gain
Display Gain
functionality.
Context
controls the "amount" of echo that is displayed, in other words the
Display Gain
"strength" or "intensity" of the echo presentation. The function thus increases or
decreases the presentation of the echo colours. Use this parameter together with
adjust the SN90 sensitivity.
For all practical purposes, adjusting
Adjust the
Display Gain
reverberation. The chosen setting is a matter of personal preferences.
Procedure
1
Open the
Display
2
Select
Display Gain
3
Adjust the setting to fit your requirements.
of the button to decrease the value. Select the right side of the button to increase the
value. Select the middle of the button to open it.If you have a keyboard connected
to the SN90, type the requested value.
Related topics
Controlling the gain and range settings, page 63
Improving the recognition of fish and schools using receiver filters, page 79
86
adjustment is minimized if you apply
(Automatic Gain Control). The
AGC
Display Gain
so that you can see the targets without too much noise and
menu.
.
RCG
Display Gain
has the same effect as adjusting
To change the setting, move the cursor to
either side of the button. Select the left side
(Reverberation
is applied
to
Gain
.
Gain
381295/B
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