American Radio Relay League

1. Hamvention 2026 Friday -- Let the Fun Begin!

   Hamvention® 2026 in Xenia, Ohio, is officially under way, with large crowds filling the five exhibit halls, four forum rooms, and the giant flea market. Here’s a summary of Friday, May 15.

   In the ARRL Expo area, attendees interacted with program representatives and volunteer leadership officials, including ARRL CEO David Minster, NA2AA, and President Rick Roderick, K5UR. Emergency Communications...

2. Hamvention 2026 Thursday -- Setup Day and Much More

   Hamvention® 2026 in Xenia, Ohio, officially begins on Friday morning, May 15. But several hundred hams arrived early to take part in pre-Hamvention activities. ARRL The National Association for Amateur Radio® was already on site at the Greene County Fairgrounds, exhibitors were busy setting up their booths. We snapped a few late afternoon photos of setup work at several booths, including Carlso...

3. The ARRL Solar Update

   Solar activity was at low levels this past week with occasional
   B-class and isolated low-level C-class flares. The largest event of
   the period was a C1.4/Sf flare from Region 4429 on May 5.
   
   There are currently six numbered regions on the visible disk as 4434
   decayed to plage and Region 4428 rotated beyond the western limb as
   an E-type group. The remaining regions mostly showed signs of decay.
   Region...

4. STEM On and Off the Air

   The Garden School Amateur Radio Club in Jackson Heights, New York, K2GSG, was started in September 2016 as a way to implement the science, technology, engineering, and mathematics (STEM) standard at the school.

   Currently, the Club has 13 members ranging from 4th graders to 12th graders and is an Affiliated Club of ARRL The National Association for Amateur Radio®.

   Well, last week they got a big su...

5. Learn More About SDR

   The Boston Software Defined Radio User Group, SDR-Boston, is hosting the New England Workshop for Software Defined Radio 2026 (NEWSDR), June 4 - 5, at Worcester Polytechnic Institute (WPI) in Worcester, Massachusetts.

   The primary goal of this workshop is to provide a forum that enables software defined radio (SDR) enthusiasts to get together, collaborate, and introduce SDR concepts to those inte...

6. The Ham Radio World Heads to Ohio

   Hamvention® 2026 is just over a week away, and the world’s largest in-person amateur radio gathering promises another three-day weekend of total immersion in all things ham radio. According to the Dayton Amateur Radio Association, more than 30,000 people are expected to descend on the Greene County Fair and Expo Center in Xenia, Ohio, on May 15-17. Attendees will discover the latest and greates...

7. Salty Walt Goes “Next Level” with New Portable Antenna Sketchbook

8. Free ARRL Events App Now Live for 2026 Dayton Hamvention®

9. FCC Approves Limited Emergency Use of 70 cm Band by AST SpaceMobile Satellites Outside the US

10. New Book Release: Satellite Operating for Amateur Radio

    Ever wanted to operate amateur radio satellites but felt intimidated by tracking the “birds” or unsure about the equipment needed? ARRL The National Association for Amateur Radio®'s new book, Satellite Operating for Amateur Radio, is now shipping and shows just how approachable, exciting, and rewarding satellite communication can be.

    Written by Tony Milluzzi, KD8RTT, the book offers a clear step...