GMDSS: Element 7

1. A They are flat-panel arrays that must be oriented to the satellites in their near-polar orbit.
2. B They are directional dish antennas that must track the satellites as they pass overhead.
3. C They are omni-directional dish antennas that locate the satellites as they pass overhead.
4. D They are omni-directional antennas that receive signal as various satellites pass overhead.

Tip: press A-D to answer