Amateur Radio
682 sites
https://www.qsl.net/dearg
The Driven Elements Amateur Radio Group (DEARG) is a Northeast Arkansas ham radio club operating under call sign KD5PXG, focused on 6 and 2 meter single sideband operation on 144.220 USB. The site serves as the club's web presence with sections for membership info, archives, and Sporadic E propagation news.
http://radiowrench.com/sonic/index.html
A long-running free resource archive started in 1997 offering downloadable manuals, service documents, and technical diagrams for VHF/UHF radios, repeaters, antennas, and related RF equipment. The site hosts PDFs covering everything from GE MVP repeater manuals to tone decoder boards and duplexer specs, making it a valuable reference for amateur radio operators and radio technicians.
https://qsl.net/we1fly
The Aeronautical Mobile Operators Club, callsign WE1FLY, is dedicated to ham radio operators who take their hobby airborne, earning the nickname 'Flyin' Hams.' The site provides resources on operating amateur radio in aircraft, including links to FAA regulations, QRZ.com profile info, and eQSL lookup for members.
http://letarc.net/
LETARC appears to be a local amateur radio club or organization, with the URL structure suggesting an established regional radio group. The site likely serves as an online home for club members and enthusiasts interested in amateur radio activities and communications.
https://wz5bbs.com/radio
WZ5BBS is the amateur radio station page of an Amateur Extra class licensee, cataloging an impressive shack setup including Icom, Kenwood, and Yaesu radios alongside Diamond and Chameleon antennas. The site tracks APRS iGate activity, multiple logbooks like POTA and Logbook of the World, fox hunting events, and club memberships with the Oak Hill and Austin Amateur Radio clubs.
https://www.qsl.net/races
The national web presence for the Radio Amateur Civil Emergency Service (RACES), a program coordinating licensed amateur radio operators for emergency and disaster communications across the United States. Maintained by Ken Bourne (W6HK) since 1997, the site covers FCC RACES rules, news, volunteer protection information, and links to local RACES groups nationwide.
https://radiomasterlist.com/en/index.html
RadioMasterList.com is a comprehensive reference directory cataloging specifications, performance data, and prices for hundreds of amateur radio transceivers, professional receivers, SDRs, and vintage radios from brands like Yaesu, ICOM, Kenwood, and more. Whether you're comparing HF transceivers or hunting down specs on a classic 1970s shortwave receiver, this site serves as a go-to database for radio enthusiasts and serious operators alike.
https://sarts.org.sg/
The Singapore Amateur Radio Transmitting Society (SARTS) is the national organization for ham radio enthusiasts in Singapore, offering resources on licensing, frequency bands, and getting started with amateur radio. The site features news posts on topics like FreeDV signals, web SDRs, and satellite launches, along with a marketplace, gallery, and membership information for the local ham community.
http://kcaprs.org./
The Kansas City APRS Organization is a regional group dedicated to Automatic Packet Reporting System (APRS) activity in the Kansas City area. This site serves as the hub for local amateur radio operators interested in real-time digital position tracking and packet radio communications.
https://qsl.net/wo8hio
The Maumee Valley Contest Club is an amateur radio organization based in the Maumee Valley region, focused on competitive ham radio contesting and DX activities. The site serves as a hub for members and visitors, offering links to major contesting resources, propagation tools, contest calendars, and DX bulletins.