Ais; Ais Filters - Si-tex Explorer Nav Pro User Manual

17. AIS

AIS is an Automatic Identification System. The AIS allows automatic tracking of ships for
identifying and locating vessels by exchanging data with other nearby ships, AIS base
stations, and satellites. A vessel equipped with AIS is called a Target. Information about the
Targets is being received by AIS Receiver and displayed on the screen and in the AIS page:
1. Press [MENU] on any of the main pages
2. Select "AIS"
3. Press [ENTER].

17.1 AIS Filters

Display range filter
By default the information is displayed about all targets within the display range 10 NM. The
display range is the range around your boat where Targets become active. You can change
the settings for display range:
1. Open AIS page
2. Select "Settings" tab
3. Press [ENTER]
4. Move joystick to the right to select the range
5. Press [ENTER]
6. Select the desired range in the list and press [ENTER].
If you disable the "Display range", all the targets received by the AIS Receiver will be
displayed, unless other filter is applied.
AIS Target speed
To apply AIS target speed filter:
1. Open AIS page
2. Select "Settings" tab
3. Press [ENTER]
4. Move joystick to the "Ignore targets slower than" button
5. Press [ENTER]
6. Move joystick to the right
7. Press [ENTER].
8. Select the desired speed in the list and press [ENTER].
You won't see targets with speed slower than the selected value.
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