网站简介：Offers a repeater directory, current/last heard activity, repeater directory and forum.
网站简介：Resource listing of GMRS repeaters in the United States.
网站简介：Articles and extracts about early radio and related technologies, in the United States from 1897 to 1927. By Thomas H. White.
网站简介：Adam Farson with links, experiences and opinions, and equipment tips.
网站简介：Repository for Amateur Radio software, mods, circuit diagrams, service manuals and home-brew electronics.
网站简介：Canadian organization features callsign lookup, club information, contest schedules and links. [English and French]
网站简介：The RSGB Contest committee is responsible to the board for all aspects of HF and VHF contests. Contains information on contesting, calendar, and results.
网站简介：Amateur radio practice exams for obtaining a license in the United States. Includes all three license classes, Technician, General and Extra.
网站简介：Collaborative encyclopedia for radio amateurs.
网站简介：Contains amateur and short wave listener forums, propagation information, CW links and gallery of QSL cards.
网站简介：A free, open source contest logging program for phone, CW, and digital modes.
网站简介：Resource offers QRP and club information, online journal, message boards, and links.
网站简介：Compendium of radio monitoring information, including general beginner's information, international broadcasting news, and resources to monitoring hobbyists of all stripes, including ham radio.
网站简介：Julian Moss shares articles, reviews and software related to QRP, Morse, HF and "stealth" operation.
网站简介：CB, 11-meter and HAM radio modifications, circuit and block diagrams, alignments and reference, PLL pinouts, VR lists, and projects to build.
网站简介：Provides video and FAQ.
网站简介：Resource offering licensing study and exams, membership information and club news. Cincinnati.
网站简介：An organization consisting of national amateur radio societies around the world, the watchdog and spokesman for the amateur radio community.
网站简介：Japanese amateur Takumi Nomura presents a web atlas for amateur radio. Includes WAC continents, CQ zones, ITU zones, grid locator, and beam map.
网站简介：A place to buy/sell and trade as well as discuss ham radio equipment. United Kingdom.
网站简介：Features articles on low power operation, equipment and QRP news from around the World.
网站简介：Provides propagation reports, DX logs using search engine and IRC #CQDX Ham Radio Chat.
网站简介：Contains listings of every known light beacon in the world capable of supporting a ham radio station.
网站简介：Offers links to communications receivers that you can be controlled remotely. Receive S-Meter readings and audio via a web browser.
网站简介：Provides information about membership, contests, forums, events, licensing and regulatory matters, callsign database and regulations.