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.

  • Contest University to Host Propagation Summit on January 23
    on January 20, 2021 at 3:30 pm

    Contest University (CTU) is holding a Virtual Propagation Summit on Saturday, January 23. The Zoom-platform event will get under way with introductory remarks from Tim Duffy, K3LR, and Ray Novak, N9JA, at 1600 UTC.At 1605 UTC, Scott Jones, N3RA, and George Fremin, K5TR, will moderate a session “Update on the Personal Space Weather Station Project & HamSCI activities for 2021” with Nathaniel Fri...

  • HamSCI Issues Call for Abstracts for March Virtual Workshop
    on January 18, 2021 at 7:50 pm
  • HamCation QSO Party Set
    on January 18, 2021 at 5:00 pm
  • ARRL on the Purpose of Amateur Radio
    on January 17, 2021 at 5:24 pm
  • FCC Issues Enforcement Advisory: Radio Users Reminded Not to Use Radios in Crimes
    on January 17, 2021 at 4:44 pm

    The FCC has released an Enforcement Advisory for licensees and operators across radio services. [Complete text of FCC Enforcement Advisory follows.]FCC ENFORCEMENT ADVISORYDA 21-73Released:  January 17, 2021WARNING:  AMATEUR AND PERSONAL RADIO SERVICES LICENSEES AND OPERATORS MAY NOT USE RADIO EQUIPMENT TO COMMIT OR FACILITATE CRIMINAL ACTSThe Enforcement Bureau (Bureau) of the Federal Communic...

  • The K7RA Solar Update
    on January 15, 2021 at 2:30 pm

    Tad Cook, K7RA, Seattle, reports: What happened? Solar Cycle 25 seemed well under way, but no new sunspots have emerged since December 23. The last time any sunspot was visible was January 2. On January 14, posted, “Welcome back, solar minimum.”Average daily solar flux declined from 78.6 to 73.8. Geomagnetic A index remained quiet. Predicted solar flux for the next 30 days is 7...

  • International Amateur Radio Union Preparing for WRC-23
    on January 12, 2021 at 4:55 pm

    Preparations continue on the part of the International Amateur Radio Union (IARU) to represent the interests of the amateur and amateur-satellite services at World Radiocommunication Conference 2023 (WRC-23). The International Telecommunication Union (ITU) sponsors WRCs, typically every 4 years, to consider revisions to the international Radio Regulations that define frequency allocations for v...

  • New Amateur VLF Transatlantic Record Set
    on January 11, 2021 at 11:03 pm

    Very low frequency (VLF) enthusiast Joe Craig, VO1NA, reports that Stefan Schaefer, DK7FC, copied his 50-character message transmitted from Newfoundland on 8.271 kHz, with a radiated power of 10 mW.“This is a new record for amateur transatlantic VLF,” Craig told ARRL. “The mode used was EbNaut by Paul Nicholson. EbNaut is a synchronous coherent BPSK mode for use at VLF and low LF. Craig’s tower...

  • AMSAT/Vanderbilt RadFXSat-2/Fox 1E Set to Launch
    on January 11, 2021 at 10:49 pm
  • Dayton Hamvention Cancels 2021 Show
    on January 11, 2021 at 8:44 pm