NorthStar Navigation 961XD Choosing the AN205-P combination antenna location

Models: 961X 961XD

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SECTION TWO - Installation

To avoid mutual interferences among different antennas on the vessel, refer to the drawing of recommended separation distances in Figure 5: ‘Separation distances between antennas,’ below.

Figure 5 shows the minimum recommended distances for the separation of the GPS antenna from other antennas and physical mounting surfaces. Under normal circumstances, following these guidelines usually result in a relatively trouble-free installation.

The installer may want to adjust these distances, however, depending on the particular equipment and how it is configured. Since each installation is uniqueaccording to the wishes of the customer—this information should be used only as a guideline. It is not absolution in determining the best locations for every possible equipment configuration.

Figure 5: Separation distances between antennas

NOTE:

Be especially careful about the distance between the combo antenna and any sources of magnetic interference (for exam- ple, the INMARSAT antenna).

Choosing the AN205-P combination antenna location

A combination GPS/DGPS antenna is available for applications involving serious grounding problems (which creates noise issues with the beacon receiver), where optimum portability is required, or when only a single

961 INSTALLATION MANUAL Revision A

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NorthStar Navigation 961XD Choosing the AN205-P combination antenna location, Separation distances between antennas