Amateur Radio
682 sites
https://www.qsl.net/la5ki/org.htm
LA5KI hosts an extensive photo archive of vintage ham radio equipment, organized by manufacturer and spanning dozens of classic brands like Collins, Hallicrafters, Heathkit, and Hammarlund. With over 60 images catalogued across rare and iconic mid-century radio manufacturers, this site is a visual treasure trove for vintage radio collectors and enthusiasts.
https://tigertronics.com/
Tigertronics is the home of the SignaLink and BayPac series of sound card radio interfaces, offering products and resources for amateur radio digital mode operation. The site serves ham radio operators looking to connect their radios to computers for modes like packet, PSK31, and other digital communications.
http://t-hunter.org/
The Southern California Transmitter Hunters is a club dedicated to amateur radio direction finding (RDF), where participants use specialized antenna equipment to track down hidden transmitters. The site covers upcoming hunts, past results, equipment guides, hunt boundaries, and stories from the field, making it a rich resource for the local ham radio foxhunting community.
https://hfsignals.com/
HF Signals is the official home of the BITX line of amateur radio transceivers, offering a range of affordable QRP kits from the $39 all-analog LARCSet to the feature-packed $399 sBitx v3 SDR. Each radio is hand-assembled and tested, with open-source schematics and software, making them popular among homebrewers, beginners, and QRP enthusiasts worldwide.
https://radio-ware.com/
Radioware is a hobbyist catalog and bookstore supplying antennas, cables, and accessories to amateur radio, scanner, and shortwave listeners. It serves as a one-stop shop for radio enthusiasts looking for gear spanning ham radio, CB, and SWL equipment.
https://trlog.com/
TR LOG is the official home page for a high-performance ham radio contest logging program created by Larry 'Tree' Tyree (N6TR), a member of the CQ Contest Hall of Fame and 2003 Hamvention Amateur of the Year. Visitors can download a free trial, browse features like true two-radio support and a unique name database, and access the manual, CW interfaces, and revision history.
http://greencountryhamfest.org/
Green Country Hamfest, Inc. organizes the annual amateur radio hamfest held at the Claremore Expo Center in Claremore, Oklahoma. The site provides information about this West Gulf Division event, serving ham radio enthusiasts from the region.
http://hffax.de/
Marius Rensen's HF-FAX site is a comprehensive resource covering HF radio fax reception, weather satellite imagery, SSTV, NAVTEX, and related amateur radio reception technologies. Based in Hannover, Germany, the site features live weather cams, satellite passes, software guides, hardware listings, and a rich history section tracing early facsimile pioneers.
https://www.qsl.net/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.
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.