Ham Callsigns USA

Sun, 17 May 2026

It’s a tradition for Hamvention® … it must rain for at least part of at least one day … and...Read more

Sat, 16 May 2026

Hamvention® 2026 in Xenia, Ohio, is officially under way, with large crowds filling the five exhibit halls, four forum rooms,...Read more

Fri, 15 May 2026

Solar activity remained at low levels this past week. Region 4436 was
responsible for the majority of the C-flare activity,...Read more

Fri, 15 May 2026

Hamvention® 2026 in Xenia, Ohio, officially begins on Friday morning, May 15. But several hundred hams arrived early to take...Read more

Fri, 08 May 2026

Solar activity was at low levels this past week with occasional
B-class and isolated low-level C-class flares. The largest event...Read more

Sun, 01 Feb 2015

Amateur radio is the only hobby that offers its licensed operators the chance to legally design, build, and operate high...Read more

Fri, 25 Feb 2022

Eight years ago, amateur radio enthusiast and ham-radio operator Bill LaMay wondered who might be the patron saint of amateur...Read more

Mon, 18 May 2026

Amateur radio transmitter testing webinar with Sebastian Westerholt on spurious emissions, ETSI setup, analyzer settings, and RF pitfalls....Read more

Tue, 29 Nov 2016

Regular Hackaday readers will be familiar with our convention of putting the name, nickname, or handle of a person in...Read more

Wed, 12 Jun 2024

What are ham radios? In short, ham radio operators are amateur radio enthusiasts who communicate with one another via radio...Read more