- Sunspot numbers were lower again this week, with the averagedeclining from 143.6 two weeks ago to 118.7 last week and now 68this week. Average daily solar flux sank 8 points from 153.6 lastweek to 145.6.Six new sunspot groups emerged over the week, one on March 17,another March 18, three more on March 19, one more […]
- The Federal Emergency Management Agency (FEMA) has released a final version (March 2023) of the National Incident Management System (NIMS) Information and Communications Technology (ICT) Functional Guidance. The guidance, which provides a framework for communications resources within incident management, officially includes support from amateur radio operators. The expanded Communications Unit …
- Tornado season is fast approaching, and amateur radio operators will again play a key role in helping the National Weather Service (NWS) issue accurate and timely warnings. In fact, March through May is considered the most active period for tornadoes to develop.The NWS reports there have already been 255 preliminary filtered reported tornadoes and 213 […]
- Six new sunspot groups emerged over the past week, two on March 9,another on March 10, one more on March 12, and another two on March14.Sunspot numbers and solar flux declined this week.Average daily sunspot numbers softened from 143.6 to 118.7, andaverage daily solar flux from 181.6 to 153.6.Predicted solar flux is 135, 140, 138, […]
- Ron Cramer, KD8ENJ, of Dayton, Ohio, passed away on Saturday, March 11, 2023. He was Vice President of the Dayton Amateur Radio Association (DARA) and previously served as its President.Cramer was General Chairman of Dayton Hamvention®, the world's largest annual gathering of radio amateurs, from 2017 to 2018. In 2017, he was among the Hamvention […]
- Due to anticipated severe winter weather, ARRL Headquarters will be closed on Tuesday, March 14, 2023, for the safety of our staff. The Headquarters lobby & store, and W1AW will be closed to visitors on Tuesday. We anticipate reopening on Wednesday, March 15, at 8 AM Eastern.ARRL reminds members and prospective members to access information and services online […]
- The Software Defined Radio Academy (SDRA) has issued a call for papers for the 2023 Ulrich L. Rohde Award. This award, named after Dr. Ulrich L. Rohde, N1UL, was created in 2022 and is presented to those who have completed innovative research in the field of software-defined radio (SDR). It's a paper award that requires […]
- Last weekend (March 4 – 5, 2023) was the phone segment of the ARRL International DX Contest.Although the deadline to submit logs is 2359Z on March 12, preliminary numbers already show an increase in submissions compared to the same period last year. Conditions were favorable for much of the world, and many operators took to […]
- So far this month, two new sunspot groups appeared on March 1,another one on March 2, three more on March 3, one more on March 5,two more on March 6, and another on March 7, then two more on March9.Average daily sunspot numbers rose from 126.3 to 143.6.Average daily solar flux changed from 158.2 to […]
