Amateur Radio
682 sites
https://openrepeater.com/
The OpenRepeater Project is an open-source initiative to build a low-cost, Linux-based amateur radio repeater controller using single-board computers like the Raspberry Pi. Managed by N3MBH, the site offers downloads, a knowledge base, setup guides, and community forums for ham radio operators looking to build their own duplex repeater systems.
https://wsjt.sourceforge.io/wsjtx.html
WSJT-X is the official home page for a suite of weak-signal communication software developed by Joe Taylor (K1JT) and the WSJT Development Team, supporting digital modes like FT8, FT4, JT65, WSPR, and more. The site provides user guides in multiple languages, release notes, and technical documentation for operators pursuing EME moonbounce, meteor scatter, and other extreme weak-signal amateur radio contacts.
https://www.qsl.net/wb4hfn
WB4HFN is an amateur radio resource site covering antenna construction, digital communications, equipment modifications, and vintage R.L. Drake radio gear from the 1960s and 70s. The site also features a UHF repeater system on 443.200 MHz serving northern Massachusetts and southern New Hampshire, along with local weather data and ham radio club links.
https://weca.org/
The Westchester Emergency Communications Association (WECA) has been serving the Hudson Valley region through amateur ham radio since 1972, with a base repeater on 147.06 MHz. The site offers an extensive range of resources including APRS live mapping, ARES/RACES emergency communications info, FCC license exam prep, hamfests, local repeater listings, and SKYWARN weather spotting details.
https://qsl.net/w6ci
Larry Marshall, callsign W6CI, shares his passion for amateur radio through this classic hobbyist homepage hosted on QSL.net, a dedicated ham radio web community. Visitors will find multiple photo albums, an introduction to the world of ham radio, and a glimpse into Larry's life as a licensed operator based in Fontana, California.
http://big.or.jp/~ham/dx.html
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.
https://www.qsl.net/dl4tt/DawgX-rayClub.html
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.
https://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.
https://cadxa.org/
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.
http://wala.org/
WALA, the Western Amateur Linking Association, is a Southern California ham radio club focused on IRLP (Internet Radio Linking Project) networking, connecting operators across multiple repeaters throughout California and beyond. The site hosts news, operating guidelines, node status, and recordings of notable QSOs, including a memorable on-air conversation with Los Angeles radio personality Shotgun Tom Kelly.