ARRL Headquarters was closed on Thursday and Friday for the Thanksgiving holiday, which delayed this bulletin by several days. This week we return to the normal schedule, with a preview of the propagation bulletin in the ARRL Letter on Thursday, and the full bulletin on Friday.
Solar activity increased during the last reporting week, November 19-25 with average daily sunspot numbers increasing f...
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Solar activity increased during the last reporting week, November 19-25 with average daily sunspot numbers increasing f...
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