Amateur Radio
682 sites
https://dxmaps.com/spots/mapg.php?Lan=E
DXMAPS is a real-time interactive mapping tool for amateur radio operators, displaying live QSO contacts and SWL spots across multiple bands and propagation modes worldwide. Visitors can filter by frequency band, propagation type (Sporadic-E, Aurora, EME, Tropo, F2, and more), region, and data source including DX-Cluster and PSK Reporter, making it an invaluable tool for DXers and ham radio enthusiasts.
http://monitoringtimes.com/html/mttopHF.html
Monitoring Times presents a curated list of over 1000 active HF frequencies compiled by Larry Van Horn (N5FPW), covering military, marine, government, and civil air patrol communications worldwide. A valuable reference for shortwave listeners and scanner enthusiasts, the list spans frequencies from 2 MHz to nearly 30 MHz with detailed mode and geographic information.
https://sera.org/
SERA, the Southeastern Repeater Association, is the largest amateur radio repeater coordinating organization in the United States, serving ham radio operators across Georgia, Kentucky, Mississippi, North Carolina, South Carolina, Tennessee, Virginia, and West Virginia. The site provides frequency coordination resources, band plans across multiple frequency ranges, a coordinated repeater database, and membership information for licensed amateur radio operators in the Southeast.
http://hamgallery.com/
The K8CX Ham Gallery, run by operator K8CX, is a sprawling archive of ham radio history featuring a QSL Card Museum, rare DX sound clips spanning decades from the 1930s onward, and photo galleries from the legendary Dayton Hamvention going back to 1957. With searchable databases, DXCC entity tracking, Hall of Fame lists, and DXpedition galleries, it is an exceptional resource for amateur radio enthusiasts and historians alike.
https://tcfmc.org/
The Twin Cities FM Club (TCFMC) is a Minnesota-based amateur radio organization dedicated to emergency communications, community education, and operating local repeater frequencies for ham radio operators in the Twin Cities area. The site features club nets, a weekly swap shop on 146.76, membership sign-up, and resources on technologies like Wires-X, EchoLink, and AllStarLink.
https://rarclub.net/
The Richmond Amateur Radio Club (RARC) is a Virginia-based ham radio organization with sections covering licensing resources, club repeaters, nets, and public service events. Notable activities include Field Day operations, satellite workshops, balloon chase teams, and volunteer coordination for local community events like the Monument Avenue 10k.
https://qsl.net/lu2ee
A QSL.net-hosted page for the amateur radio callsign LU2EE, indicating an Argentine ham radio operator with a personal station page. The site appears to be a file directory index, likely containing logs, images, or station information typical of ham radio operator pages on the QSL.net network.
https://www.qsl.net/ur4eyn
UR4EYN is a Ukrainian amateur radio club station page hosted on QSL.net, the classic hub for ham radio operators worldwide. The site serves as an online presence for the club, likely featuring callsign information, station details, and contact data for fellow operators.
https://smara.com/
The Schenectady Museum Amateur Radio Association (SMARA) operates the W2IR station at the Schenectady Museum of Innovation and Science, bringing hands-on radio experiences to the public. The site features club meeting schedules, Field Day event galleries, repeater information, contest calendars, and outreach programs like ARRL Kids Day.
http://k0bg.com/
K0BG is a comprehensive amateur radio resource run by Alan Applegate, focusing heavily on mobile ham radio installations, antenna theory, and RF bonding techniques. The site is packed with detailed technical articles, diagrams, and practical guidance that make it a go-to reference for hams interested in operating from vehicles.