2026-07-07 Bruce Richardson W9FZ Bruce Richardson's personal hub site collects his various web projects, with ham radio travelogues and VHF Society conference coverage sitting alongside sections on Boy Scout councils, military air base history, and surplus electronics for sale. The callsign W9FZ anchors the site and the ham radio content is the most distinctive thread running through his online presence.
2026-07-07 BS7H 1997 Home Page Tim Totten (N4GN) built this dedicated archive for the 1997 BS7H amateur radio DXpedition to Scarborough Reef, one of the rarest DXCC entities in the world. Visitors can search the expedition's QSO log, review operating frequencies and bulletins, meet the operating team, and explore QSL card information from this historic contact event.
2026-07-07 BSA13-Jamboree on the Air BSA13's Jamboree on the Air page documents Pack, Troop, and Crew 13's participation in JOTA, the annual worldwide event where Scouts communicate with each other via ham radio. Operating under callsign KE9JQ on 20 meters, BSA13 has contacted Scouts in over 25 countries using both voice and Morse code over 28 years of participation.
2026-07-07 Cactus Intertie System The Cactus Intertie System is a private UHF amateur radio network established in 1971, spanning large portions of the American Southwest and beyond through a web of remotely controlled base stations linked by full duplex RF. Run by Cactus Intertie, Inc., a 501(c)(3) nonprofit, the site covers membership, affiliate clubs, technical support, educational materials, and the network's extensive history across multiple states.
2026-07-07 Callsign Database by QRZ Ham Radio QRZ.com is the premier ham radio callsign lookup database, allowing operators to search for licensed amateur radio users by callsign, name, address, grid square, or county. Beyond the core database, the site offers logbooks, DX spotting, forums, exam practice, license renewals, and a bustling swap meet for ham radio gear.
2026-07-07 Capital City Amateur Club The Capital City Amateur Club (CCAC) is a ham radio club based in the Baton Rouge, Louisiana area, home to the W5KRO callsign and their repeater systems. Visitors will find links to local 2-meter and 70cm repeater lists, Baton Rouge area nets, ham equipment manufacturers, dealers, and a photo gallery featuring their tower and antenna projects.
2026-07-07 Castalia Island DX Assn. The Castalia Island DX Association is a ham radio club based in Rocky Mount, North Carolina, dedicated to promoting DXpeditions, HF operation, and working DXCC entities under ARRL program rules. Membership is free and open to anyone interested in DX activity, making it a welcoming hub for amateur radio operators in eastern North Carolina.
2026-07-07 Castalia Island DX Assn. The Castalia Island DX Association is a ham radio club based in Rocky Mount, North Carolina, focused on DXpeditions, HF operation, and working DXCC entities under ARRL program rules. Open to all interested operators with no dues required, this experienced group meets regularly to discuss DX activities and promotes the fun side of amateur radio.
2026-07-07 CDXA - Carolina DX Association - Members Virtual Club Room The Carolina DX Association (CDXA) is a ham radio club based in the Carolinas, dedicated to DX hunting and contesting under callsign W4DXA. The virtual club room offers members antenna calculators, packet cluster links, photo albums, contest resources, roster management, and event payment tools for club luncheons.
2026-07-07 Central Arizona Dx Association - Dx Club, Ham Radio Club, Educational Associations The Central Arizona DX Association (CADXA) is a ham radio club founded in 1974 and based in Arizona, boasting over 100 members many of whom hold ARRL DXCC Honor Roll status. The site offers resources for DXers including QSL card checking, a DX calendar, contest calendars, club rosters, and information on joining one of the largest amateur radio DX clubs in the state.
2026-07-07 Central Texas DX and Contest Club The Central Texas DX and Contest Club (CTDXCC) is an ARRL-affiliated club based in Austin, Texas, uniting amateur radio operators passionate about DXing and radiosport contesting. The site features member rosters, contest scores, trophy cases, DXCC and WAZ totals, meeting schedules, and a rich club history spanning decades of ham radio activity.
2026-07-07 Central Wisconsin Repeater Association The Central Wisconsin Repeater Association (CWRA) is a ham radio club based in the Madison/Baraboo area that owns and operates two 2-meter FM repeaters serving southern Wisconsin. Founded over 35 years ago, the site offers membership information, newsletters, board of directors details, and resources like FCC license renewal links, with a notable emphasis on public safety and storm watch coordination.
2026-07-07 Charlie Morris, ZL2CTM Charlie Morris (ZL2CTM) documents his amateur radio homebrew experiments on this technical blog, sharing detailed projects like a 40m Pelican Case SSB transceiver complete with Arduino code for LCD displays and Si5351 synthesizers. A great resource for ham radio enthusiasts interested in building their own transceivers and RF circuits from scratch.
2026-07-07 Charlie Morris, ZL2CTM – 40m Pelican Case SSB Transceiver Charlie Morris (ZL2CTM) documents his amateur radio homebrew experiments, including this detailed post on building a 40m SSB transceiver housed in a Pelican case, complete with Arduino code for the Si5351 VFO and LCD control. The blog covers hands-on RF construction projects with schematics, code snippets, and supporting YouTube videos, making it a great resource for homebrewers interested in building their own transceivers.
2026-07-07 Charlies Electronics | AB5U Amateur Radio Station Charlie's Electronics is the home base of AB5U, a Dallas-area ham radio operator running multiple UHF and VHF repeaters across the Dallas-Rowlett-Garland region. The site covers amateur radio topics, two-way radio repair services, off-grid power and cooling for field operations, and practical electronics tips.
2026-07-07 CHIPPEWA VALLEY AMATEUR RADIO CLUB – CVARC The Chippewa Valley Amateur Radio Club (CVARC) is a Wisconsin-based ham radio club offering licensing classes, repeater networks, hamfests, and member resources for both newcomers and seasoned operators. The site features club news, ongoing projects like a remote SDR receiver and a permanent club station, equipment sales, and links to their extensive repeater infrastructure across the region.
2026-07-07 CIARC The Christians of Idaho Amateur Radio Club (CIARC) is a faith-based ham radio organization that monitors multiple simplex frequencies and aims to spread the Christian faith through amateur radio. Designed by Darin Roberts in 2006, this club site serves as a hub for members who combine their passion for radio communication with their religious mission.
2026-07-07 Clear Lake Amateur Radio Club – K5HOU – Serving the Clear Lake, Texas area The Clear Lake Amateur Radio Club (CLARC), operating under callsign K5HOU, has served the Clear Lake, Texas area since 1987 as an ARRL Special Service Club. Visitors can find information about weekly nets on the club's repeaters, licensing exams, Hamster Classes, and community communications support for public events.
2026-07-07 Club List A comprehensive directory of amateur radio clubs across Eastern Massachusetts, organized under the ARRL Eastern Massachusetts section. Visitors will find dozens of clubs listed by name with links, spanning general, repeater, packet, contest, school, and company club categories.
2026-07-07 CNHARC.org – The Central NH Amateur Radio Club The Central NH Amateur Radio Club (CNHARC) is a 501(c3) non-profit organization serving ham radio enthusiasts in central New Hampshire, with club meetings, repeater information, newsletters, and member resources. Visitors can find meeting schedules covering topics like Software Defined Radio technology, net control schedules, mentoring programs, and a members gear-for-sale page.
2026-07-07 cobalt pet shortwave / mediumwave weblog Run by a Northern California hobbyist known as 'weatherall', this blog chronicles shortwave and mediumwave radio listening with detailed reception reports, SIO signal quality codes, station identifications, and portable receiver reviews. Covering international broadcasters, number stations, utility signals, NDB logs, and DXing tips, it's a thorough record of the hobby for fellow shortwave enthusiasts.
2026-07-07 Contesting Online Home Contesting Online is a hub for amateur radio operators passionate about radio sport and contesting, offering news, articles, contest schedules, mailing list archives, and product reviews. Part of the eHam.net network, it brings together a community of contesters with resources like the Contester Lookup, classified ads, and links to major contest logging software mailing lists.
2026-07-07 Copasetic Flow Copasetic Flow is a technically rich blog blending amateur radio operations with hands-on software experiments, covering topics like POTA activations, antenna comparisons, QSO logging, and ionogram analysis. The author also documents AI and programming experiments with tools like ChatGPT, Codex CLI, and the Whisper API, making it a fascinating intersection of ham radio and modern tech tinkering.
2026-07-07 coral.shoes Xenia (coral) is an electrical engineering student and licensed ham radio operator (SA6NYA) at Chalmers University who shares her photography, programming experiments, and radio hobby on this personal site. Highlights include a film photography album, clever JavaScript-free web experiments, a brainfuck calculator, and a self-built interactive Morse code trainer she made while learning CW.
2026-07-07 County Hunter Dot Com CountyHunter Dot Com, run by Dennis L. Hall (KK7X) since 1997, is a dedicated resource for amateur radio operators pursuing the USA Counties Award (USA-CA) from MARAC. It provides commonly used county hunter frequencies across SSB, CW, and PSK modes, serving as a quick reference for ham radio enthusiasts worldwide.
2026-07-07 cpra The official web presence of the C.P.R.A. (Confraternidad Puerto Rico Amateur), a Puerto Rican amateur radio organization led by President Miguel Lopez (WP4HDH), offering news, member resources, and links to FCC and ARRL. The site includes proclamations for Amateur Radio Day, net schedules, membership applications, and licensing exam information for Puerto Rico.
2026-07-07 CQRLOG | The world's best linux logging program! CQRLOG is a feature-rich ham radio logging application for Linux, built on a MySQL database and supporting over 140 radio types via hamlib integration. The site serves as the official home for the software, offering downloads, user forums, DX cluster support documentation, and updates from the development team.
2026-07-07 Crow River Amateur Radio Club The Crow River Amateur Radio Club is a regional ham radio club with pages covering repeaters, reflectors, and links to ARRL resources. The site serves as a hub for local amateur radio operators in the Crow River area, offering member resources and monitoring tools.
2026-07-07 CT DX Association The Connecticut DX Association (CTDXA) is a ham radio club founded in 1983 dedicated to long-distance international amateur radio contacts, known as DXing. The site includes member listings, meeting details at ARRL Headquarters in Newington CT, award information, and links to DX bulletins and DXpedition resources.
2026-07-07 CTARL 中華民國業餘無線電促進會首頁 The Chinese Taipei Amateur Radio League (CTARL) is the official national organization for amateur radio operators in Taiwan, serving as the hub for licensing, technical forums, contests, and emergency communications. The site lists multiple contact addresses across Taiwan and references notable callsigns like BV0HQ and BQ9P, making it a key resource for ham radio activity in the region.