Amateur Radio
682 sites
https://hamradiouniversity.org/
Ham Radio University is an annual free educational event held on Long Island, New York, now in its 28th year, dedicated to spreading amateur radio knowledge through forums, presentations, and fellowship. The site serves as the official hub for event registration, past presentation archives, moderator bios, and news about upcoming HRU gatherings organized by the amateur radio community.
https://www.qsl.net/ctsara
Hosted on QSL.net, this site belongs to CTSARA, likely a Connecticut-area amateur radio association with club resources and member information. The file listing suggests HTML pages with club details and downloadable files, typical of a regional ham radio group's web presence.
http://thearac.org/
The Arrowhead Radio Amateurs Club (ARAC, W0GKP) is one of the oldest ham radio clubs in the region, founded in 1929 to promote amateur radio in northeastern Minnesota and northwestern Wisconsin. The site offers club meeting details, repeater information, Skywarn weather monitoring links, education and testing session resources, and membership information for the Duluth-Superior Twinports area.
https://k3lr.com/
K3LR is the homepage of Tim Duffy's world-class amateur radio contest station, featuring a multi-operator, multi-transmitter setup that has been featured in QST, RadCom, and the Spectrum Monitor. The site showcases Team K3LR's competition activities, sponsored equipment from Icom and DX Engineering, and links to Dayton Contest University events.
https://uksmg.org/landing.php
The UK Six Metre Group is a dedicated amateur radio organization promoting activity on the 50MHz band, with resources covering DX spotting, propagation tools, contests, awards, and licensing guidance. It features real-time DX maps, standings tables, solar weather links, and a membership program, making it a comprehensive hub for Six Metre enthusiasts worldwide.
https://ei7gl.blogspot.com/2026/02/video-solar-cycle-25-expectations-in.html
John, EI7GL, runs this long-running amateur radio diary covering propagation experiments, solar cycle updates, and band activity across frequencies from medium wave to microwaves. The site is a treasure trove for radio enthusiasts, featuring detailed posts on DX contacts, digital modes, and radio science with an impressive archive of callsigns and events.
https://unifiedmicro.com/
Unified Microsystems is a small company specializing in amateur radio hardware and electronic development products, including CW keyers, receive antenna systems, sound card interfaces, and Arduino shields. Their product catalog serves ham radio operators and electronics hobbyists with unique kits and modules available through authorized dealers like DX Engineering and Ham Radio Outlet.
http://w0abr.com/
The Hub City Amateur Radio Club (W0ABR) serves the Aberdeen, South Dakota area with regular club meetings, nets, and informal coffee gatherings for ham radio enthusiasts. The site lists upcoming events, links to local APRS activity and weather resources, and connects members to the ARRL and regional repeater networks.
https://www.qsl.net/lcarc
The Logan County Amateur Radio Club (LCARC) serves ham radio enthusiasts in Logan, West Virginia, about 60 miles south of Charleston. The site provides information on club repeaters, meeting details, membership applications, and archives for this reviving local radio club.
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.