ARRL

The American Radio Relay League (ARRL) is the national association for amateur radio, connecting hams around the U.S. with news, information and resources.

  1. ARRL Coverage of 2025 Dayton Hamvention - Saturday, May 17

    By: Rich Moseson, W2VU

    What do the Dayton Hamvention® flea market and Xenia, Ohio, weather have in common? They each offer a little bit of everything! Friday’s hot and humid afternoon was followed by thunderstorms at night and cool, windy, weather on Saturday. The Hamvention itself, though, provided consistently positive experiences for just about everyone. ARRL activities were highlighted by th...

  2. ARRL Coverage of 2025 Dayton Hamvention - Friday, May 16

  3. The ARRL Solar Report

    After weeks of calm, solar activity is suddenly high again, with two
    strong solar flares erupting from opposite sides of the Sun. A
    Coronal Mass Ejection (CME) was associated with a strong solar flare
    on May 12, but modeling shows the ejection passing behind Earth. The
    geomagnetic field has been at unsettled to active conditions.

    A CME associated with a filament eruption in the northern hemisphere
    is...

  4. ARRL Awards Phil Karn, KA9Q, with Mary Hobart, K1MMH, Medal of Distinction

  5. ARRL Coverage of 2025 Dayton Hamvention - Thursday, May 15

    By: Rich Moseson, W2VU

    It was a flurry of activity around the exhibit space for ARRL The National Association for Amateur Radio® and beyond. Trucks being unloaded, tables being arranged, boxes being opened and even tablecloths being ironed were among the sights and sounds Thursday at Ohio’s Greene County Fairgrounds as hundreds of ham radio manufacturers, retailers, clubs, and organizations prep...

  6. Next Generation DXing Track Videos Available

  7. ARRL Renews Defense of the 902-928 MHz Amateur Radio Band

    ARRL The National Association for Amateur Radio® in a recent filing encouraged the Federal Communications Commission (FCC) to listen to industry stakeholders about the detrimental impacts that changes to the 902-928 MHz band would have for current users.

    The FCC is considering a petition by NextNav, Inc., a licensee in the 900-MHz Location and Monitoring Service (LMS), to reconfigure the 902-928...

  8. The ARRL Solar Report

    The Solar Geophysical Activity Report and Forecast from the
    USAF/NOAA indicates that solar activity has been at low levels for
    the past 24 hours.

    There are currently four numbered sunspot regions on the solar disk.
    Solar activity is expected to be low with a chance for M-class
    flares on May 10 and 11.

    A simultaneous filament eruption produced a narrow Coronal Mass
    Ejection (CME) signature that was fir...

  9. Promote Your Club’s 2025 ARRL Field Day With Posters

  10. Johns Hopkins University to Hold ARRL Teachers Institute

    A session of the ARRL Teachers Institute on Wireless Technology (TI) is being hosted this summer by the Johns Hopkins University Applied Physics Lab in Laurel, Maryland. This marks the first time a major research university has hosted the ARRL program.

    The TI program is expanding significantly in 2025. Already, an institute was held on Staten Island, New York, to mark the first regional session....