Amateur Radio
682 sites
https://k5sld.org/
The Arlington Amateur Radio Club (K5SLD) is a community club based in Arlington, Texas, offering weekly nets on their 2-meter repeater, club dinners, licensing resources, and membership information. The site serves as the central hub for local ham radio operators to stay connected, pay dues, and participate in club events including CERT emergency response training.
https://www.qsl.net/smarc
SMARC (Sparks Mountain Amateur Radio Club) is a 501(c)(3) nonprofit amateur radio club featuring meeting announcements, a club magazine called SMARC Sparks, and resources including a Hamfest schedule and Arduino class materials. The site serves as a hub for local ham radio enthusiasts with links to reference files, useful ham radio resources, and club news from the president's shack.
https://g7kse.co.uk/
G7KSE is a UK amateur radio operator's personal site packed with projects, documentation, and blog posts covering SOTA activations, HF through 13cm, QRP operating, APRS, LoRa, Meshtastic, and homebrew antenna builds. The site also includes coding projects like HamDash and HamTool, Raspberry Pi tinkering, and CW decoding resources, making it a genuinely useful reference for fellow radio enthusiasts.
https://1x1callsigns.org/
A dedicated resource for amateur radio operators looking to reserve FCC-authorized one-by-one (1x1) special event call signs for conventions, festivals, and other community celebrations. The site includes an FCC regulations guide, a searchable 1x1 callsign database, coordinator listings, and a reservation request system for temporary station operation.
https://w0aa.org/
The Minnesota Wireless Association (MWA) is a ham radio club dedicated to radiosport and competitive contesting from Minnesota, featuring scores and results for major events like CQWW, ARRL contests, and the MN QSO Party. The site serves as a hub for members to submit logs, track standings across multiple contest seasons dating back to 2010, and access resources for amateur radio operations.
https://kk4das.blogspot.com/
KK4DAS is a ham radio blog by an enthusiastic homebrew builder documenting the construction of transceivers, antennas, and test equipment from scratch. Posts dive deep into technical details like crystal ladder filters, diode ring mixers, and VFO modules, making it a treasure trove for QRP and homebrew radio enthusiasts.
https://qsl.net/n1otx
Paul's N1OTX homepage is a weather-obsessed amateur radio operator's corner of the web, featuring a real-time home weather station for Brockton, MA, Java-based weather casts, and wind chill calculators comparing old and new NWS formulas. Beyond the weather tools, the site also dives into packet radio with a local BROCK node, and offers curated links for amateur radio clubs, ARES/RACES, and general computing resources.
https://copaseticflow.blogspot.com/
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.
https://n2ty.org/
The Troy Amateur Radio Association is the official web presence for a ham radio club based in Troy, serving local amateur radio enthusiasts with club information and resources. A hub for the regional ham radio community, it connects operators interested in amateur radio activities, licensing, and club events.
http://nlsa.com/
Northern Lights Software Associates offers Nova for Windows, a satellite tracking program used by NASA, the U.S. Air Force, and thousands of amateur radio operators worldwide. Now available as freeware, Nova provides real-time tracking of unlimited satellites with detailed maps, ground tracks, and Keplerian element updates.