American Radio Relay League | Ham Radio Association and Resources

ARRL Solar Update

Fri, 22 May 2026 15:04:00 -0500

Solar activity continued at low levels during the past 24 hours with
four active regions on the visible disk. The largest events were a
C1.0 on May 20 from the northeast limb and a C1.0/Sf, also on May 20,
from Region 4439 that was accompanied by Type-III radio sweeps. This
region was responsible for the majority of the period’s activity,
which otherwise included a B8.7 flare on May 20 from Region 4...

Interview with the ARRL CEO: Remote Operating

Fri, 22 May 2026 08:54:00 -0500

ARRL CEO David Minster, NA2AA, and Dick Strassburger, N9EEE, Editor of Solid Copy, the monthly newsletter of CWops, were guests on episode 94 of The DX Mentor (May 15, 2026) for a discussion about remote operating. The show is hosted on YouTube by Bill Salyers, AJ8B.

Strassburger led the discussion, which included Minster describing the contest station he frequently operates on the Caribbean isl...

Report from the World’s Largest Hamfest

Fri, 22 May 2026 08:53:00 -0500

Radio amateurs from around the world descended on Xenia, Ohio, last weekend for Hamvention® 2026. The three-day event featured five indoor exhibit halls for vendors and organizations, four parallel tracks of forums, and a massive flea market that filled the infield of a horse racing track and spilled over into surrounding areas. In addition, Hamvention served as the anchor for a variety of outs...

Outstanding Contesters and DXers Recognized

Fri, 22 May 2026 08:08:00 -0500

2026 Hamvention Wrap-Up -- Weather or Not…

Sun, 17 May 2026 16:22:00 -0500

It’s a tradition for Hamvention® … it must rain for at least part of at least one day … and this year didn’t disappoint! Showers and even the occasional downpour popped up on and off Saturday, prompting flea market shoppers to periodically flee inside to dry out. Then a thunderstorm in the early hours of Sunday morning left the flea market a bit muddy. But spirts ran high for the closing day of...

Hamvention 2026 Friday -- Let the Fun Begin!

Sat, 16 May 2026 08:57:00 -0500

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...

The ARRL Solar Update

Fri, 15 May 2026 17:14:00 -0500

Solar activity remained at low levels this past week. Region 4436 was
responsible for the majority of the C-flare activity, including the
largest flare of the period, a C2.3 that peaked on May 13. Region
4432 rotated off the west limb. Two new regions were numbered during
the past 24 hours. Region 4437, which has since decayed to plage, and
4438, resulting in a total of 4 numbered regions now on the...

Hamvention 2026 Thursday -- Setup Day and Much More

Fri, 15 May 2026 09:47:00 -0500

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...

The ARRL Solar Update

Fri, 08 May 2026 15:28:00 -0500

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 ...

STEM On and Off the Air

Fri, 08 May 2026 13:49:00 -0500

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...

Learn More About SDR

Fri, 08 May 2026 13:49:00 -0500

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...

The Ham Radio World Heads to Ohio

Fri, 08 May 2026 12:31:00 -0500

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...

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

Fri, 08 May 2026 11:09:00 -0500

Free ARRL Events App Now Live for 2026 Dayton Hamvention®

Fri, 01 May 2026 09:54:00 -0500

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

Fri, 01 May 2026 09:25:00 -0500