Amateur Radio
682 sites
https://k3ltc.com/
Nate Berry's personal amateur radio page serves as a virtual QSL card for callsign K3LTC, a General class operator based in New York's FN30mu grid square. The site details his involvement with the Suffolk County Radio Club, activity on 2 meter and 70 centimeter bands, and even features an image transmitted via SSTV.
https://mods.dk/
mods.dk is a comprehensive database of over 6,000 modification and repair articles for amateur radio equipment, covering major brands like Icom, Kenwood, Yaesu, and Motorola. Hobbyists can find instructions for extending transmit/receive ranges, improving packet modem performance, and getting more out of their HAM radio gear.
http://wb6noa.com/
WB6NOA appears to be the personal amateur radio site of a licensed ham operator, identifiable by the callsign-based domain name. The site uses a frames-based layout typical of early web design, suggesting a hobbyist page dedicated to ham radio activities and interests.
https://w9smc.com/
The Society of Midwest Contesters (SMC) is a club uniting amateur radio operators across the Midwest who compete in radio contesting events, with resources covering membership, awards programs, VHF contesting, and call area records. The site features a championship medals leaderboard, annual SMC Fest gathering details, contest calendars, and a contesting library making it a hub for competitive ham radio operators in the region.
https://spiritone.com/~nordlund/arrg.html
The Amateur Radio Relay Group (ARRG) is an Oregon-based 501(c)(3) non-profit that has served the amateur radio community since 1977, operating the statewide K7RPT Repeater System with eighteen-plus VHF and UHF repeaters. The organization provides emergency communications support to search and rescue teams, county sheriff offices, and first responders across Oregon, with digital capabilities including DMR and Yaesu System Fusion.
https://qrp-labs.com/
QRP Labs sells a wide range of amateur radio kits including multi-band transceivers, CW rigs, GPS receivers, synthesizers, and high-altitude balloon trackers at budget-friendly prices. The site is a go-to destination for QRP radio enthusiasts who enjoy building their own equipment, with kits ranging from beginner-friendly to highly technical designs like the WSPR balloon tracker.
http://oscarmn.org/
The Owatonna Steele County Amateur Radio club (OSCAR) serves ham radio enthusiasts in Owatonna, Minnesota, with resources including repeater info, EchoLink access, a club store, and emergency service coordination. The site lists club officers, monthly meeting details, licensing classes, and links to ARRL, SKYWARN, and local emergency management organizations.
https://eskimo.com/~bgudgel
Bob Gudgel's personal homepage centers on his amateur radio identity as K7IQ, with links to the Puget Sound Repeater Group and interests in Pacific Northwest audio electronics history including TAPCO and other defunct companies. The page also touches on vintage telephone switching, solar energy, and local Seattle-area connections, making it a charming slice of old-web hobbyist culture.
http://websdr.org/
WebSDR.org is the home of the WebSDR project, a network of software-defined radio receivers accessible via a web browser, allowing anyone to tune into shortwave, amateur radio, and other RF signals from around the world. The site connects users to SDR servers hosted by universities, radio clubs, and hobbyists, making radio listening accessible without any special hardware.
https://k5rmg.com/
The Roadrunners Microwave Group (RMG) is a Texas-based amateur radio club focused on operation and technical aspects of microwave communications, particularly on bands above 420 MHz and up to 10 GHz. The site lists meeting schedules, weekly nets, activity nights, and resources for hams interested in pushing into the higher frequency bands.