There are many different makes and models of short-wave radios, and they vary greatly in cost, features, size, complexity, and other factors. There is no…
The following sites give information on non-profit clubs for short-wave listeners. Club operations are administered by unpaid volunteers.American Shortwave Listeners Club. This club has been…
MF/HF band from 150 kHz to 30 MHz Most "short-wave" radios sold today actually tune a much broader frequency range that includes the AM broadcast…
Introduction to Shortwave Listening Shortwave listening (abbreviated SWLing) is tuning for stations located on short-wave frequencies, usually thought of as those from 1700 kHz (the…
UTC to GMT Conversion: Since radio signals can cross multiple time zones and the international date line, some worldwide standard for time and date is…
"QSL" is the radiotelegraph code meaning "I confirm" or "I acknowledge receipt". In short-wave listening, a "QSL" is a card or letter from a radio…
Since VHF and UHF propagation is usually "line of sight," frequency allocations and usage are far more "localized" on frequencies above 30 MHz. The following…
Modulation is the process by which voice, music, and other "intelligence" is added to the radio waves produced by a transmitter. The different methods of…
There are different ways to indicate where to find a certain station on a radio dial. For example, we could say that a station is…
Amateur radio (also called ham radio) is defined as the use of radio frequency spectrum for purposes of non-commercial exchange of messages, wireless experimentation, self-training,…