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Radio Propagation


Solar X-rays:
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Geomagnetic field:
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D-Region Absorption
Prediction:
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Created by PA4RM

The SSB edition of the ARRL Rookie Roundup returns on Sunday, April 19 at 1800 UTC and continues through 2359 UTC. For the purposes of this operating event, a “Rookie” is any radio amateur licensed within the current calendar year or in the previous 2 calendar years. You can also be a Rookie if you haven’t made any contacts on the contest mode (SSB, CW, or RTTY) before the Rookie Roundup contes...

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