Furuno FR-8122 EU - Manual (Page 56)

1. OPERATIONAL OVERVIEW
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1.35 Dynamic Range
You may change the dynamic range to cope with sea conditions or get a better view at a certain
target.
1. Press the MENU key to open the menu.
2. Choose the Echo menu and press the ENTER key.
3. Choose Display-Dynamic and press the ENTER key.
4. Choose Narrow, Normal or Wide as appropriate and press the ENTER key.
Narrow: See small targets located on near ranges.
Normal: Normal use
Wide: Suppress unwanted reflections
5. Press the MENU key to close the menu.
1.36 Characteristics Curve
The characteristics curve of this radar may be changed to cope with sea conditions or get a better
view at a certain target.
1. Press the MENU key to open the menu.
2. Choose the Echo menu and press the ENTER key.
3. Choose Display-Curve and press the ENTER key.
4. Choose 1 or 2(Exponential) or 3(Logarithm) as appropriate and press the ENTER key.
1: Suppress unwanted reflections
2: Normal use
3: See small targets on near ranges.
Display curve
5. Press the MENU key to close the menu.
Narrow
Normal
Wide
1
2
3
3 2 1
Input level
Display echo
level