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HomeProducts and ServicesClient SupportHF Radio ClubDaily HAP Charts Thursday, Dec 08 2016 11:52 UT
Client Support

Daily HAP Charts

HF Radio Club

These are Daily Area Predictions of communication frequencies for the present day and are based on SWS average maps of the ionosphere.

Follow the steps below to obtain your daily HAP charts.

Step 1: Select a Location

Step 2: Select a Universal Time (UT) Period

Step 3: Display HAP Chart or Clear selections

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