A Portable 10-Meter Vertical Antenna

Ellwood Brem, K3YV

The 10-meter band is hot right now! Build this inexpensive, versatile antenna to take advantage of conditions. Read QST

When Good SWR Goes Bad

Steve Ford, WB8IMY

Most hams have heard that a high SWR can make your signal inefficient, and even harm your radio, but how high is too high? This article puts SWR in perspective. Read On the Air

Learn about innovative radio technology and breakthroughs from ham radio’s greatest minds. Read QEX

Get radiosport techniques and tips from today’s top contesters. Read NCJ

This month, ARRL Education Specialist Wayne Greene, KB4DSF, returns to the podcast to update us on ARRL’s new monthly livestream, On the Air Live. The April session of On the Air Live will be a tutorial on the Automatic Packet Reporting System (APRS). A handheld radio will allow you to use the APRS. Listen in to find out how easy it is, and how to join the April 22 session of On the Air Live. Listen April 10

ARRL’s Ham Radio Open House is happening all over the world in April, centered around April 18, which is World Amateur Radio Day. ARRL has joined forces with HamSCI and SciStarter to invite clubs to welcome the public into their ham radio stations. April is Citizen Science Month and we’re hoping to help document 1 million acts of science as visitors get hands-on at the club stations. Get Involved

2025 ARRL Field Day “Radio Connects” merchandise is available for pre-order from the ARRL Store. All the fan-favorite gear is back: T-shirts (complete with ARRL Sections checklist on the back!), mugs, pins, and more are available for shipping in late April 2025. Order Now

ARRL offers free membership for students aged 21 or younger, and a reduced-price membership for US licensees under the age of 26 years. Student Membership was established to increase youth participation in ARRL, and long-term involvement in amateur radio. Student Membership applicants must be residents of the US, its possessions, or Puerto Rico. Learn More

Dayton Hamvention® | May 16 – 18, 2025, Xenia, Ohio

SEA-PAC | May 30 – June 1, 2024

ARRL Northwestern Division Convention, Seaside, Oregon

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