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A17.8.1 A17.8.1

This  This is a point-to-area propagation loss model. There are three implementations of this recommendation in SEAMCAT (Recommendation ITU-R P.1546-1, ITU-R P.1546-4, and ITU-R P.1546-5 (see the next two sections)). 

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• Restriction to propagation over land paths only;
• Flat terrain;
• No negative antenna heights.

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F477 F477

Figure 477: SEAMCAT Interface to the ITU-R P.1546-1 propagation model

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