| Once again, QST’s August issue presents highlights from the annual HamSCI Workshop. This year’s workshop was sponsored by ARRL and held at Central Connecticut State University. Researchers and hams working with the Ham Radio Science Citizen Investigation presented findings on “time-of-flight” measurement (the time it takes for a radio signal to travel from a transmitter to a receiver), meteor scatter communications, updates to the HamSCI Personal Space Weather Station project (including a contesting and DXing dashboard), and more. Read QST |
Hams talk about their favorite modes – sideband, CW, digital, FM – and you might have some favorites yourself, but did you know that modes are much more than the difference between voice, Morse code, or digital signals? They’re also different ways of modulating a radio wave. Learn more in “Modulation” by Scott Freeberg, WA9WFA. Read On the Air |
Read “RTTY Receiver by Artificial Intelligence” by Michelle Thompson, W5NYV, to learn about the current state of using machine learning to pull character sequences out of a noisy RTTY message. Read QEX |
Get radiosport techniques and tips from today's top contesters. Read NCJ |
A Passion for POTA Evan McPartland, KC2NRB, visits the podcast to talk about how he got hooked on Parks on the Air operating. Familiarly known as POTA, this popular program involves setting up temporary stations in parks that have a specific alphanumeric POTA designator. Evan expands on insight shared in his July/August 2026 On the Air article “Rediscovering Ham Radio Through POTA,” and offers information on how to join the POTA fun. Listen Now |
On the Air LIVE What is your family’s backup plan when phones, texts, or internet are not available? Join ARRL’s Education Specialist Wayne Greene, KB4DSF, for the next On the Air Live as we explore the P.A.C.E. plan—Primary, Alternate, Contingency, and Emergency—and how it can help families build a practical communications plan before a crisis happens. We’ll talk about where amateur radio fits, how to layer your options, and how to make the plan simple enough for the whole family to use. The livestream will air on the ARRL's learning center, learn.arrl.org, July 28th at 8pm Eastern. Preregistration is required and can be accomplished through the Learning Center.  Date: July 28, 2026
 Time: 8 PM Eastern / 5 PM Pacific
 Register Now |  Previously Recorded Sessions
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The ARRL Ham Radio License Manual, sixth edition, is your complete guide to earning your Technician-class amateur radio license and getting on the air. With clear, easy-to-follow instruction, helpful illustrations, and online learning resources, this manual teaches the fundamentals of radio, basic electronics, and operating practices while thoroughly preparing you for the exam. This new edition is valid for exams beginning July 1, 2026. Order Now |
Register for the 2026 ARRL National Convention in Huntsville |
ARRL and the Huntsville Hamfest will host the 2026 ARRL National Convention and Huntsville Hamfest, August 21 - 23, in Huntsville, Alabama. The convention will kick off on Friday, August 21, with a series of day-long ARRL Training Tracks and a National Convention Luncheon. Then join ARRL on Friday night for a very special National Convention Dinner under a full-size Saturn V rocket at the nearby U.S. Space & Rocket Center. The rest of the celebration continues at the Huntsville Hamfest on Saturday and Sunday, August 22 – 23. More Info |
On-Air Events and Conventions |
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