Amateur Radio
682 sites
https://w7yrc.org/
The Yavapai Amateur Radio Club (W7YRC) serves ham radio enthusiasts in the Prescott, Arizona area with license classes, repeater information, club events, and public service opportunities. The site offers a wealth of resources including study materials for license exams, a monthly newsletter called the YARC Signal, and details on events like Field Day and the Prescott Hamfest.
http://marsradio.net/MARSmain
The Metropolitan Amateur Repeater System is the official site for a Los Angeles-area ham radio repeater network founded in 1993, operating on 447.820 MHz and linked 24/7 to a Missouri repeater via EchoLink. Beyond repeater info, the site offers local earthquake reports, weather, and traffic resources for Southern California ham operators.
https://www.qsl.net/sra
The Sierra Radio Association's former web presence, now redirecting visitors to their new home at k6sra.org. This amateur radio club page serves as a forwarding notice for members and ham radio enthusiasts looking to connect with the organization.
https://hfpropagation.com/
A continually updated reference tool for ham radio operators providing usable HF propagation frequencies and forecasts from major U.S. base cities to regions around the world. Color-coded charts, ionograms, and geomagnetic and solar data make it a practical real-time resource for planning amateur radio contacts.
https://qsl.net/swlham
Mike (KC9LDO) runs this amateur radio hub packed with real-time propagation data, DX news feeds, solar and geomagnetic condition monitors, and links to DX logs and QSL resources. It serves as a handy dashboard for ham radio operators interested in VHF, DX chasing, and band conditions across multiple frequencies.
http://hanssummers.com/
Hans Summers (G0UPL) shares his deep passion for radio, electronics, and computing through dozens of detailed project pages covering QRSS beacons, WSPR kits, homebrew transmitters, Nixie clocks, frequency counters, and more. The site is a treasure trove for QRP enthusiasts and homebrewers, showcasing everything from crystal radios to synthesizer design and the popular QRP Labs kit lineup.
https://qsl.net/gi4fum
David Hutchinson's personal homepage from County Antrim, Northern Ireland, featuring his amateur radio callsign GI4FUM and participation in the Amateur Radio World Ring webring. The site also touches on Antrim District Scouts, archery sports injury resources, and related links, making it a snapshot of a multifaceted Northern Irish hobbyist's online presence.
https://www.qsl.net/w5gfc
The W5GFC Greers Ferry Amateur Radio Club serves ham radio enthusiasts in the Ozark foothills of Arkansas, offering club news, repeater listings, VE exam info, QSL cards, and a photo album. Founded in the 1970s, this active club also coordinates emergency communications and hosts a weekly net on 147.330+.
https://n5yk.tripod.com/
Randy Ashley (callsign N5YK) shares his personal homepage centered on amateur ham radio, with interests in contesting, 6 meter band, DXing, and RTTY operating from McAllen, Texas. The site also touches on his secondary hobbies of scuba diving and Dutch oven cooking, with links to local Rio Grande Valley ham radio clubs and related resources.
http://fishpool.org.uk/
G4WIF shares a growing archive of home construction projects for amateur radio enthusiasts, covering topics like antennas, attenuators, and QRP test equipment. The site also references a co-authored book on simple test equipment for QRPers, with years of archived articles dating back to 2016.