Amateur Radio
682 sites
https://f4iha.fr/
The blog of Olivier (F4IHA), a French amateur radio enthusiast who documents his homebrew radio projects including low-power QRPP transmitters, VFOs, antenna tuners, and fox-hunting modules built with Arduinos and components costing under 30 euros. Posts cover schematics, PCB design in KiCad, measurements, and hands-on construction with detailed technical write-ups that make it a great resource for DIY radio builders.
https://bara.org/
The Bergen Amateur Radio Association (BARA) is a New Jersey-based ham radio club serving Bergen County, with monthly meetings, weekly nets, VE exams, and semi-annual hamfests. Members range from antenna specialists to digital mode enthusiasts, and the club has a strong tradition of technical knowledge sharing and community participation.
http://w0crc.org/
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.
https://qrp-labs.com/2-uncategorised/44-qrp-labs-shop.html
QRP Labs is a shop and resource hub for amateur radio enthusiasts, offering a wide range of kits including CW transceivers, digital transceivers, GPS receivers, WSPR/QRSS transmitters, and high-altitude balloon trackers. The site features an impressive catalog of homebrew-style radio kits catering to QRP (low power) operators, with supporting documentation, newsletters, and community resources.
https://countyhunter.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.
https://semarc.org/
SEMARC (South East Metro Amateur Radio Club) is a 501(c)(3) amateur radio club based in Cottage Grove, Minnesota, active since 1988 and affiliated with the ARRL. The site covers club meetings, volunteer examiner testing sessions, public service events, emergency communications, and membership information for ham radio enthusiasts in the Twin Cities metro area.
https://nccc.cc/
The Northern California Contest Club (NCCC) is an ARRL-affiliated amateur radio club founded in 1970, with over 300 active members dedicated to competitive radio contesting, DXing, and antenna construction. The club boasts an impressive record of contest wins including 17 ARRL Sweepstakes unlimited club competition victories and has been running the California QSO Party since 1974.
https://daily.hamweekly.com/
Amateur Radio Daily, run by K4HCK, is a regularly updated news aggregator pulling in the latest stories, events, and announcements from the ham radio world. Visitors will find coverage of Hamvention awards, DX expeditions, digital conferencing events, and tools like FCC radio databases and Reverse Beacon Network explorers.
https://nj2bb.org/
The Battleship New Jersey Amateur Radio Station (BNJARS) is a non-profit club operating amateur radio aboard the historic USS New Jersey museum ship in the Delaware Valley area. The site covers station information, guest operator details, WWII radio restoration projects, QSL card info, and club activities tied to promoting the battleship through worldwide amateur radio contacts.
http://ham-radio.com/sbms
The San Bernardino Microwave Society (SBMS) is a non-profit technical club dedicated to amateur radio communications above 1 GHz, serving the Southern California region with monthly meetings, contests, and a rich archive of technical papers. Visitors can find member project presentations, contest results for 10 GHz and 2.3 GHz ARRL events, software tools, and newsletters covering cutting-edge microwave experimentation.