Gain - Simrad ES70 - REFERENCE MANUAL REV A Reference Manual

Example: In a pelagic echogram, set the
make the echogram start from 20 meters below the sea surface (provided that the
transducer offset has been defined). Set
show the area from 20 meters below the sea surface, and down to 60 meters below
the transducer. Provided that the depth is larger than 60 meters, the bottom contour
is not shown.
• : Check this box to apply the new start range setting to all current
Apply to all
echograms of the same type.
If you have selected a surface echogram when you changed the start range setting, the
setting will automatically be applied to all the other surface echograms too. Similar
functionality applies to the other echogram types.
Related topics
• How to choose the start range on page 75
• Range on page 113
• Echogram on page 158

Gain

The function is available by clicking the
Gain
Purpose
The purpose of the
Gain
Parameters
• : The scale allows you to change the gain from 20 to 120.
Gain
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Start Range
Range
function is to adjust the echo level in the echogram presentations.
Description
If you open this menu button, you will only be able to
enter a value if a keyboard is connected to your ES70.
Note however, that you can click the button, and while
holding the mouse button depressed, and moving the
mouse sideways, you can change the gain value. You
can also adjust the gain setting by clicking and holding
either the [+] or [-] buttons. The gain setting applies to
the currently selected echogram (identified with a thick
border). Several echogram types are available, these are
selected in the
Functions and dialogs
value to 20 meters. This will
to 40 meters. The echogram will now
button on the
Gain Main
dialog.
Echogram
menu.
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