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HomeProducts and ServicesClient SupportAustralian HF Touring ClubDaily NAP Charts Tuesday, Dec 12 2017 19:41 UT
Client Support

Daily NAP Charts

These are Daily Network Area Predictions (NAP) 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 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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