Amateur Radio
682 sites
https://qsl.net/kb1ckf/ham_radio_links.htm
Mike (KB1CKF) has assembled a comprehensive ham radio links page covering SATERN emergency communications chapters, Massachusetts amateur radio clubs, ARRL resources, repeater directories, and major radio equipment manufacturers. A handy reference for New England amateur operators, with particular emphasis on emergency radio networks and local clubs in the Eastern Massachusetts area.
https://erau.ee/et
The Estonian Amateur Radio Union (ERAÜ) is the official national organization for ham radio operators in Estonia, a member of IARU since 1938. The site offers extensive resources including contest calendars, repeater and beacon info, exam guidance, QSL services, SDR links, and club directories, all available in Estonian and English.
https://www.qsl.net/nx0g
The Mountain Amateur Radio Club (MARC) is a ham radio club based in Teller County, Colorado, serving local amateur radio enthusiasts in the region. This page is a redirect notice pointing visitors to the club's new home at nx0g.org, with very little remaining content at this location.
https://qsl.net/ve6ria
A QSL.net-hosted page belonging to the amateur radio operator with callsign VE6RIA, a Canadian ham radio licensee. The site appears to be a personal radio operator page on the popular QSL.net hosting platform for ham radio enthusiasts.
http://k1hk.org/
K1HK is the callsign-based homepage of an amateur radio operator sharing their ham radio activities and interests. The site reflects the classic old-web style of hobbyist operators who built personal pages around their callsign and on-air pursuits.
https://hamqsl.com/
Paul Herrman (N0NBH) built this comprehensive resource for ham radio operators tracking HF propagation conditions, offering free solar-terrestrial data widgets, banners, and tools that can be embedded in any website. Visitors will find online calculators for SFI/SN conversion, K-Index to signal noise, Aurora latitude tools, MUF/LOF prediction maps, and live solar flux and sunspot data updated every few hours.
https://www.qsl.net/wb0ydi
David E. Koopman (WB0YDI) shares his ham radio shack page, featuring links to callsign databases, ARRL, AMSAT, SSTV resources, and FCC exam practice. A Minnesota-based Extra Class licensee and St. Paul Radio Club member, Dave also includes a jukebox feature and QSL card information for fellow operators.
https://mnwashcoares.org/
WCARES is the Washington County, Minnesota chapter of the Amateur Radio Emergency Service (ARES), coordinating licensed ham radio operators to support county emergency management during floods, severe weather, and mass sheltering events. The site outlines their mission, coverage priorities, and lists key leadership with callsigns, serving as a hub for emergency communication volunteers in the St. Croix River valley region.
https://rckara.org/
The RCKARA (likely Reno County Kansas Amateur Radio Association) maintains this site as a hub for their amateur radio club, featuring meeting minutes, hamfest announcements, and member activities. Visitors will find detailed records of club business including repeater trustee reports, WSPR balloon tracker experiments, and links to ARRL News and NOAA Space Weather.
https://www.qsl.net/k6ls/test.html
Phil (K6LS) has assembled an extensive directory of links to test and measurement equipment manufacturers, dealers, and related resources for amateur radio and electronics hobbyists. The collection spans commercial makers like Tektronix, Fluke, and Rohde & Schwarz alongside used equipment dealers, repair services, and homebrew resources, making it a useful reference for anyone sourcing or servicing RF test gear.