A ship at anchor has been communicating marginally with a shore station approximately 200 miles distant on a frequency in the 4 MHz band periodically...

Question

A ship at anchor has been communicating marginally with a shore station approximately 200 miles  distant on a frequency in the 4 MHz band periodically throughout the day. Toward the late afternoon and evening, what effect should be noticed?

Accepted Answer

Communications should gradually improve and peak at night and early morning.

GMDSS: Element 7

A ship at anchor has been communicating marginally with a shore station approximately 200 miles distant on a frequency in the 4 MHz band periodically throughout the day. Toward the late afternoon and evening, what effect should be noticed?

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