Reference Resources

Resource	Download Link
Grid Squares	2016_USGridSquareMap
Band Plan	US_AMBandPlan_2017

The K7RA Solar Update December 13, 2024
Average daily sunspot number plummeted to 104.4. Weekly Commentary on the Sun, the Magnetosphere, and the Earth's Ionosphere for December 12, 2024 from OK1HH: "The high solar activity in October this year suggests that this may have been the peak of an 11-year cycle. This is not to say that solar activity will not continue […]
ARRL Teachers Institute on Wireless Technology Now Accepting Applications for 2025 Cohorts December 13, 2024
The ARRL Teachers Institute on Wireless Technology (TI) continues to grow. Fresh off a highly successful YouTube telethon that raised more than $41,000 for the program, some of next year’s dates have been announced. Applications are now open.The program is growing, and educators will have the opportunity to attend sessions around the country. “We love […]
ARRL 10-Meter Contest, December 14-15, Great Opportunity for Technicians. December 13, 2024
We are at the peak of Solar Cycle 25, and the 10-meter amateur radio band has been providing impressive propagation lately. Recent reports of “wide open” band conditions make this weekend’s ARRL 10-Meter Contest a great opportunity to take advantage of the best conditions of a generation. “I’ve been leaving the mobile radio on 10-meters […]
The K7RA Solar Update December 6, 2024
Solar activity seems to have dropped dramatically from a recent peak. Are we over the cycle peak and headed down again? Too early to say. Daily average sunspot numbers this week sank to 120.1. Predicted solar flux is 175 on December 6 to 8, 170 on December 9 and 10, 175 on December 11 and […]
Get on the Air in December with ARRL 160- and 10-Meter Contests December 6, 2024
December brings two ARRL-sponsored single-band contests. The ARRL 160-Meter Contest begins Friday, December 6 at 2200 UTC and concludes on Sunday, December 8 at 1559 UTC. Stations in the US (including Alaska, Hawaii, and US possessions) and Canada can contact any station; stations located overseas can only contact US and Canadian stations. Contacts may be […]