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HomeProducts and ServicesClient SupportHF Radio ClubDaily NAP Charts Saturday, Oct 25 2014 16:42 UT
Client Support

Daily NAP Charts

HF Radio Club

These are Daily Network Area Predictions (NAP) of communication frequencies for the present day and are based on IPS average maps of the ionosphere.

Follow the steps below to obtain your daily NAP 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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