Interesting details of the crystal radio and cat’s whisker detectors showing several example radios from the 1920s and 1930s.

An assortment of highlights — plus a few lowlifes — about early U.S. radio history. Over time more articles will be added, to cover additional topics and …

The American Radio Relay League (ARRL) is the national association for amateur radio, connecting hams around the U.S. with news, information and resources.

The origins of amateur radio can be traced to the late 19th century, but amateur radio as practiced today began in the early 20th century. The First Annual Official Wireless Blue Book of the Wireless Association of America, produced in 1909, contains a list of amateur radio stations.

The American Radio Relay League (ARRL) is the national association for amateur radio, connecting hams around the U.S. with news, information and resources.

Purpose. The Amateur Radio Lighthouse Society (ARLHS) is devoted to maritime communications, amateur radio, lighthouses, and lightships. Its members travel to lighthouses around the world where they operate amateur radio equipment at …

AmericanRadioHistory is a free source for publications about Broadcasting, Radio, TV, Programming, Wireless, Electronics and Ratings covering the last century.

Our Mission. RTTY.COM has been established to focus on the many aspects of Amateur Radio Teletype (RTTY) and to present to the dedicated RTTYer, and to the curious, a location wherein one can find information relating to RTTY and BAUDOT communications.

Under authority of the Radio Act of 1912, the Department of Commerce issued Amateur First Grade and Amateur Second Grade operator licenses beginning in …

The International Amateur Radio Union. Amateur Radio must organize nationally and internationally for better mutual use of the radio spectrum among radio amateurs throughout the world, to develop Amateur Radio worldwide, and to successfully interact with the agencies responsible for regulating and allocating radio frequencies.