Lowrance electronic LRA-2400 - Manual (Page 21)

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Radar, Map and Sonar page display .
Radar, Map and Sonar
The Radar, Map and Sonar page is broken up into three windows, al-
lowing you to monitor the radar, map and sonar simultaneously.
Radar Menu
When a radar page is the active page, you can access the radar menu by
pressing
MENU
. To access the main menu, press
MENU
|
MENU
.
Radar Menu.
Gain
The Gain feature allows you to adjust the sensitivity of the receiver.
Setting Gain to a low level will clear up some of the clutter on the
screen, but also could eliminate some desired echoes. A high level of the
Gain, allows you to see greater detail around you, but will display more
clutter on the screen.