“Repeaters aren’t the only ways to span long distances in the world above 50 MHz.”¹ Learn more in this episode of the ARRL The Doctor is in podcast.

At its December 12 open meeting, the FCC will consider adopting a Notice of Proposed Rulemaking (NPRM) that proposes to remove the amateur radio 9-centimeter allocation at 3.3–3.5 GHz. ARRL plans to comment in opposition to the proposed action.¹

This NPRM, which threatens our use of the 24 non-shared channels on 3.4 Ghz in our RF mesh network (AREDN)—along with other Amateur Radio use of this band—is the result of the MOBILE NOW Act, reintroduced to the 115th congress by U.S. Senator John Thune (R-SD), chairman of the Senate Committee on Commerce, Science, and Transportation, on January 3, 2017, and ultimately signed into law by President Trump on March 23, 2018.

“Rhombics, Lazy Hs, Curtains, oh my! The Doctor talks BIG wire antennas for the HF bands”¹ in this episode of the ARRL The Doctor is in podcast.

Learn about Antenna Switches in this episode of the ARRL The Doctor is in podcast.

The Doctor discusses a unique “long-wire receiving antenna mainly used in the low frequency and medium frequency radio bands, invented by Harold H. Beverage in 1921,”¹ in the Beverage Antennas episode of the ARRL The Doctor is in podcast.