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

  • The K7RA Solar Update

    No new sunspots appeared over the past reporting week, November 24 to 30.  But sunspots were visible every day.  Then on December 1 three new sunspot groups emerged.  The sunspot number rose from 12 to 49 and the total sunspot area went from 10 to 330.

    Sunspot numbers and solar flux declined during this reporting week (November 24 to 30), with average daily Sunspot number dropping from 66 to 46,...



  • Radio Amateur Dr. Kristina Collins, KD8OXT, Earned PhD in Electrical Engineering

    Dr. Kristina Collins, KD8OXT, earned her PhD in Electrical Engineering from Case Western Reserve University on November 18, 2022. Dr. Collins' thesis, Development of a Low-Cost Meta-Instrument for Distributed Observations of Ionospheric Variability, focuses on the development of the HamSCI Grape Personal Space Weather Station Network. Ham Radio Science Citizen Investigation (HamSCI) serves as a...



  • Amateur Radio Club Provides Communications Support for Thanksgiving Day Race

    The BEARS of Manchester Amateur Radio Club in Manchester, Connecticut, spent Thanksgiving Day providing amateur radio communications support for the 86th Manchester Road Race.

    The race, a 4.748-mile course that begins and ends on Main Street in downtown Manchester, has been a Thanksgiving Day tradition since 1927. This is the 30th consecutive year the BEARS of Manchester Amateur Radio Club has p...



  • Nova Scotia Students Contact Astronaut Via Ham Radio

    Students at Five Bridges Junior High School in Stillwater Lake, Nova Scotia, Canada, finally had an opportunity to talk with an astronaut onboard the International Space Station (ISS) via ham radio.

    On Wednesday, November 23, 2022, the students were able to talk with Astronaut Josh Cassada, KI5CRH, for about 11 minutes as the ISS passed over northern Europe.

    The students were anxious to ask quest...



  • Youth/Youngsters on the Air Month-Long Event Begins December 1

    On December 1, 2022, YOTA begins a month-long, special event to celebrate young amateur radio operators -- YOTA Month 2022. YOTA is Youth or Youngsters on the Air. Amateur radio operators aged 25 and younger will be on all bands using all modes throughout the month to make contacts around the world. In 2021, YOTA participants worldwide made 119,516 contacts, surpassing their goal of 100,000 con...