Amateur Radio
682 sites
https://qsl.net/n9zia/wireless/laser/index.html
A hobbyist technical resource covering amateur laser and lightwave communications, including an experimental RS-232 laser transceiver, a 44 km laser link project, and a laser bounce listening device. The site documents hands-on DIY optical communication experiments that push the boundaries of what amateur radio enthusiasts can build on a budget.
https://m0pqa.com/
Pablo (M0PQA) runs this technical amateur radio blog covering hands-on projects like firmware recovery, AllStar node modifications, APRS gateways, and packet radio on Raspberry Pi. The posts are detailed and practical, making it a valuable reference for hams tackling real-world station challenges.
http://ibiblio.org/modena/hamradio.html
Steve Modena (AB4EL) built this focused ham radio link archive hosted on ibiblio, collecting mailing list digests, USENET archives, and FAQs across specialized topics like QRP, boatanchors, Collins radios, glowbugs, Heathkit, homebrew, and the 160-meter topband. A handy centralized gateway for vintage and low-power radio enthusiasts looking to dig into discussion archives and community resources from the late 1990s and early 2000s.
https://w5ks.org/
The Lawton Fort Sill Amateur Radio Club (W5KS) is a nonprofit ham radio club based in Lawton, Oklahoma, serving the community since 1949 with a focus on disaster preparedness, STEM education, and operator training. Visitors can find meeting schedules, upcoming net frequencies, free Morse code training sessions, and license testing events hosted by this ARRL-recognized club.
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://naqcc.info/
The North American QRP CW Club (NAQCC) is a free-to-join nonprofit organization dedicated to promoting low-power amateur radio operation using Morse Code and simple wire antennas. Members can participate in contests, sprints, challenges, and CW nets, with resources to help hams of all skill levels improve their CW speed and proficiency.
https://scanwarewebhost.com/
G. McAvoy (KG7XD) built this resource hub centered on radio scanning, featuring a live FCC database query tool for all US AM, FM, and TV stations. Quick-links to scanner frequencies, fire, police, EMS, ham radio resources, and weather make it a handy reference for radio enthusiasts.
https://w7yrc.org/
The Yavapai Amateur Radio Club (W7YRC) serves ham radio enthusiasts in the Prescott, Arizona area with license classes, repeater information, club events, and public service opportunities. The site offers a wealth of resources including study materials for license exams, a monthly newsletter called the YARC Signal, and details on events like Field Day and the Prescott Hamfest.
https://qsl.net/wa5ufh
Hosted on QSL.net, a hub for amateur radio operators, this page belongs to callsign WA5UFH and uses a frames-based layout typical of classic ham radio personal sites. While the content is inaccessible without frames support, the QSL.net hosting and callsign-based URL strongly indicate an amateur radio enthusiast's personal station page.
https://w9dup.org/
The official site of W9DUP, the DuPage Amateur Radio Club (DARC) based in Illinois, covering club news, membership, Field Day results, hamfests, ARES emergency preparedness, and local amateur radio events. Visitors can find an active club calendar, EchoLink and IRLP info, licensing education resources, and a showcase of the club's 7th-place national Field Day finish.