Furuno FR-10, Руководство оператора

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2. OPERATION
2-32
2.26 Target Trails
The trails of the radar targets can be shown simulated in afterglow to check target
movement. The target trails are selected for either relative or true. True motion trails
require a heading signal and position data.
2.26.1 Trail time
1. Press the MENU key to open menu.
2. Press

or

to select [Trails], then press the ENTER key.
3. Press

or

to select [Time], then press the ENTER key.
4. Press

or

to select a time, then press the ENTER key.
Press the ENTER key to change between [On] and [Off]. Select all required set-
tings to [On]. Select one trail time set to [On].
5. Press

or

to select [Exit? Yes], then press the ENTER key after the setting
has finished.
6. Press the MENU key to close the menu.
2.26.2 Trail Reference
You can display the echo trails in true or relative motion.
The selected trail mode and trail time appear at the top right corner.
True mode
The true trails show true target movements according to their over-the-ground speeds
and courses. The stationary targets do not show the trails. The true trails require a
heading signal and position data.
Relative mode
The relative trails show other ships’ movements relative to your ship. The stationary
targets also show the trails.
Press the ENTER key
to change between
[ On] and [Off].
TRAIL:T
15 S
Trail Mode (T: True, R: Relative)
Trail Time