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. Solar activity has been at low levels for the past 48 hours, with
    low-level C-class flares.
     
    There was a narrow coronal mass ejection (CME), likely associated
    with minor flaring from Regions AR4117 and AR4118 between 1439 UTC
    and 1524 UTC on June 24. Initial modeling indicated a miss, south
    and behind Earth's orbit. However, it should be noted that analysis
    of this event is low confidence given the a...

  2. By: Bill Mader, K8TE, Section Manager of the ARRL New Mexico Section

    One of the many ways to earn bonus points during ARRL Field Day is to have a Safety Officer on site who makes use of the Safety Officer Checklist [PDF]. Safety shouldn’t stop there! Many pictures of Field Day sites indicate that running that checklist alone is inadequate. Having been involved with safety professionally in the U...

  3. The Amateur Radio Service is of great value to communities around the nation. Through served agencies, the trained corps of technical and civic-minded operators provide a no-cost service to the public that has shown to be valuable before and When All Else Fails®.

    The 2025 hurricane season has been forecast to be above normal by the National Oceanic and Atmospheric Administration (NOAA). As we sa...