Furuno GD-280, Руководство оператора

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11-27
11.12 A/D Converter Curve
You may select an A/D curve according to objective, referring to the table below. The default
setting is A.
Setting Characteristic Objective
A A lot of green but little red.
Noise is green in color.
Float detection
Reduce sea reflections
General navigation
B Between A and C Normal use: Useful for target
C Little green but lot of red.
Fine noise.
Noise in yellow and red.
Long range detection.
Buoy detection.
D Little green but lot of red.
Fine noise.
Noise in red.
Long range detection.
Buoy detection.
Longer range detection than C.
1. Press [MENU], [9], [3], [3] to display the Echo Signal menu.
2. Press
[↓]
to select A/D Curve.
3. Press
[←]
or
[→]
to select A, B, C or D as appropriate.
4. Press the [MENU] key several times to close the menu.