2026-07-07 CW A reference page by KB9OCQ dedicated to Morse code (CW) abbreviations and Q-signals used in amateur radio communication. It covers everything from common shorthand like TU and B4 to a full table of Q-codes with their question and statement meanings, making it a handy quick-reference for ham radio operators.
2026-07-07 CWSP - Sao Paulo CW Group The CWSP (Sao Paulo CW Group) is a Brazilian amateur radio club focused on Morse code (CW) operation, now relocated to its own domain at cwsp.org.br. This page serves as a redirect notice from their longtime QSL.NET hosting, acknowledging the generous support of the QSL.NET community over the years.
2026-07-07 DARC-Ortsverband W 35 Universität Halle, DL0MLU: The DARC Ortsverband W35 is the amateur radio club of Martin-Luther-Universität Halle-Wittenberg in Germany, operating under the callsign DL0MLU. Visitors can learn about monthly club meetings, the club's history, remote radio control capabilities, and the Digipeater DB0MLU, making it a solid hub for university ham radio enthusiasts in Sachsen-Anhalt.
2026-07-07 Dave Finley, N1IRZ Dave Finley (N1IRZ) shares his deep expertise in amateur radio through articles on Morse Code training, radio history, and radio astronomy, including information about his published book 'Morse Code: Breaking the Barrier.' The site covers an impressive range of topics from the Koch Method of CW training to QRP radio kits, six meters, and the history of ham radio in Socorro, New Mexico.
2026-07-07 David E. Koopman - WB�YDI's Web Page David E. Koopman (WB0YDI) shares his ham radio shack page, featuring links to callsign databases, ARRL, AMSAT, SSTV resources, and FCC exam practice. A Minnesota-based Extra Class licensee and St. Paul Radio Club member, Dave also includes a jukebox feature and QSL card information for fellow operators.
2026-07-07 David Hutchinson's Home page 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.
2026-07-07 Dawg X-ray Club The Dawg X-ray Club is a satirical guide for amateur radio operators, humorously skewering the ego-driven behaviors of DXers who chase fame and prestige in the ham radio community. Created by Fritz Sommer (DL4TT), the site features chapters translated into multiple languages and links to classic DX operating resources, blending comedy with genuine community commentary.
2026-07-07 Delaware Repeater Association | Amateur Radio serving the Community since 1973 The Delaware Repeater Association (DRA) is a ham radio club founded in 1973 that maintains repeaters across Delaware and holds quarterly in-person meetings at the Route 40 Diner in Bear, DE with a Zoom option for remote members. The site covers club membership, dues, leadership, meeting schedules, and links to regional amateur radio resources including ARES groups and VE testing.
2026-07-07 Denton County Amateur Radio Association – Denton County TX – Club Call W5NGU The Denton County Amateur Radio Association (DCARA) is the official club site for ham radio operators in Denton County, Texas, operating under club call sign W5NGU. Visitors can find information about club meetings, repeater status, license classes, public service events, Field Day activities, and membership details for the North Texas amateur radio community.
2026-07-07 Departamento de R�dio Escutismo The Radio Scouting Department (Departamento de Rádio Escutismo) of the Moinhos de Vento Scout Group in Portugal claims to be the first Portuguese page dedicated to radio scouting, covering Jamboree-on-the-Air (JOTA), JOTI, QSL galleries, frequencies, repeaters, and amateur radio specialties for scouts. With dozens of sections including DXCC, IOTA, telegraphy, scout call books, and historical records, this is a rich resource for the intersection of amateur radio and the scouting movement.
2026-07-07 DFMA.ORG Main The Durham FM Association (DFMA) is an amateur radio club based in Durham, North Carolina, serving members across the Research Triangle Area with repeaters, monthly meetings, and public service activities. The site covers club events, repeater information, newsletters, ARES/AUXCOMM support, and Field Day activities, making it a central hub for local ham radio enthusiasts.
2026-07-07 Digimode Automatic Propagation Reporter PSK Reporter is a real-time propagation reporting network for amateur radio digital modes, collecting reception data from operators worldwide to show where signals are being heard. Built by Philip Gladstone, it supports modes like FT8 and PSK31, offers map displays and statistics, and even contributes data to ionospheric research and government licensing investigations.
2026-07-07 Dipole Height Mike Banz (AA3RL) breaks down the technical question of dipole antenna height with detailed radiation pattern analysis, helping amateur radio operators choose the right height for DX work, local nets, or directional operation. The page features multiple elevation pattern plots comparing dipole performance at various heights, making it a practical reference for hams planning their antenna installations.
2026-07-07 Display Reception Reports PSKReporter is a real-time propagation mapping tool that aggregates reception reports from amateur radio operators worldwide, showing who is hearing whom across bands and digital modes like FT8, JT65, and PSK31. Created by Philip Gladstone, the interactive map lets operators filter signals by callsign, country, grid square, mode, and time window, making it an invaluable tool for monitoring radio propagation conditions.
2026-07-07 DK7IH Radio & Electronics Engineering – Radio, Electronics, Science and Technology DK7IH is Peter Baier's deep-dive engineering site dedicated to building 'hardware defined' ham radio transceivers the old-school way, with analog filters, mixers, and amplifiers rather than software-defined approaches. Dozens of detailed project write-ups cover QRP SSB transceivers, multiband portables, handheld rigs, and homebrew designs spanning HF bands from 1.8 to 28 MHz.
2026-07-07 DL0CPM Radio Scouting Club Station DL0CPM is the club station of the Christliche Pfadfinder Mettmann (Christian Scouts) in Germany, operated by licensed amateur Veit Pelinski (DL7ET). The site covers their participation in the annual JOTA (Jamboree on the Air) event and their active involvement in ARDF (Amateur Radio Direction Finding), also known as fox hunting.
2026-07-07 DO1MJ Marc, callsign DO1MJ, documents his amateur radio journey after earning his license in January 2022, with a strong focus on SOTA (Summits on the Air) activations across Germany, Slovenia, and beyond. Posts cover field equipment, Yaesu radio tips, mountain hikes combined with radio activations, and practical techniques for lightweight portable operating.
2026-07-07 DokuFunk (QSL COLLECTION) - Startseite DokuFunk is the world's largest archive dedicated to the history of radio and electronic media, based in Vienna with worldwide membership and over six million objects in its collection. The organization focuses on both broadcast radio and amateur radio history, preserving QSL cards and other radio-related artifacts under the motto 'No future without origins.'
2026-07-07 Dr. SETI's Starship A Personal Journey: The personal website of Dr. H. Paul Shuch, N6TX, an aerospace engineer and educator best known as 'Dr. SETI' for his work in the Search for Extra-Terrestrial Intelligence. Beyond SETI and radio astronomy, the site weaves together his interests in amateur radio, EME (Earth-Moon-Earth) communication, folk and filk music, poetry, and Vietnam veteran experiences.
2026-07-07 Driven Elements Amateur Radio Group 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.
2026-07-07 DX - News - HAM Radio - Amateur Radio - DX News DXnews.com is a comprehensive news hub for ham radio operators, covering DX expeditions to rare and remote locations like Antarctica, Svalbard, and the Marquesas Islands. The site tracks upcoming and active DX peditions, contest activity, IOTA references, and community forum posts, making it an essential resource for DXers worldwide.
2026-07-07 DX INFORMATION A long-running DX information hub operated by Waiwai Ham Life, aggregating 50MHz DX cluster data from Japan with archives stretching back to 1998. The site covers HF DX, EME, 144MHz, and satellite contacts, and includes links to callbooks, DXCC lists, IOTA lists, and logging software for serious DXers.
2026-07-07 DX.QSL.NET DX.QSL.NET is a dedicated hub for amateur radio DXing enthusiasts, offering a powerful log search engine to browse DX logs from around the world. Visitors can access dynamic propagation reports, Tropo Ducting information, and real-time DX spots via a chat interface, making it a practical toolkit for active DXers.
2026-07-07 DX100DX Batangas City Philippines DX100DX is the official site for a special event amateur radio station operated from Batangas City, Philippines, celebrating the 100th anniversary of Philippine independence from Spain during the 1998 CQ Worldwide DX Contest. The joint venture between the Mabuhay DX Group, Philippine DX Foundation, and the Philippine Amateur Radio League includes contest logs, DXpedition photos, QSL card info, and an online WebLogBook.
2026-07-07 DX4WIN DX4WIN is a logging and DX management software site for amateur radio operators, focused on tools to track contacts and DX entities. The site uses a frames-based layout typical of early web design, suggesting it has been around since the early days of the internet.
2026-07-07 DXing.com Web Resource for shortwave, scanner and ham radio hobbyists DXing.com is a comprehensive reference site sponsored by Universal Radio Research, covering shortwave listening, scanner monitoring, ham radio, pirate radio, numbers stations, and more. Originally created by noted author Harry Helms, it features receiver surveys, frequency guides, QSL reporting tips, and columns from well-known radio writers like Glenn Hauser and Don Schimmel.
2026-07-07 Eastern Massachusetts ARES/RACES/SKYWARN Homepage Robert Macedo's homepage covers emergency communications in Eastern Massachusetts, with a focus on ARES, RACES, and SKYWARN activities including severe weather activation reports dating back to 1997. The site documents real storm events like nor'easters, tropical storms, and severe weather outbreaks alongside training drills, NWS Taunton SKYWARN program info, and links to ham radio and weather resources nationwide.
2026-07-07 Easy Ham Radio Projects ND6T's site is a hands-on collection of simple amateur radio projects covering antennas, BITX transceivers, Microchip PIC gadgets, and test equipment tips. It's a practical resource for ham radio hobbyists looking for accessible DIY electronics builds with real-world workbench guidance.
2026-07-07 Ed's Radio Home Page Ed's Radio (AA6ED) is a comprehensive amateur radio resource focused on the Greater Los Angeles Area, covering local clubs across four counties, VHF/UHF nets organized by day, licensing exams, and swap meets. The site also includes educational content on basic electronics, Morse code, Q codes, and band plans, making it a handy reference for both new and experienced hams in Southern California.
2026-07-07 EDR København - OZ5EDR The official site of EDR København, the Copenhagen chapter of the Danish Amateur Radio Society, operating under the callsign OZ5EDR. A hub for Danish ham radio enthusiasts, covering club activities, news, and resources for the amateur radio community in Copenhagen.