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A broadcasting antenna in Stuttgart. Broadcasting is the distribution of audio or electronic mass communications medium, but typically one using the electromagnetic spectrum (radio waves), in a one-to-many model. [1] Broadcasting began with AM radio, which came into popular use around 1920 with the spread of vacuum tube radio transmitters and ...
Radio broadcasting is the broadcasting of audio (sound), sometimes with related metadata, by radio waves to radio receivers belonging to a public audience. In terrestrial radio broadcasting the radio waves are broadcast by a land-based radio station, while in satellite radio the radio waves are broadcast by a satellite in Earth orbit.
The following outline is provided as an overview of and topical guide to television broadcasting: Television broadcasting: form of broadcasting in which a television signal is transmitted by radio waves from a terrestrial (Earth based) transmitter of a television station to TV receivers having an antenna.
Commercial broadcasting is primarily based on the practice of airing radio advertisements and television advertisements for profit. This is in contrast to public broadcasting, which receives government subsidies and usually does not have paid advertising interrupting the show.
A live broadcasting, also called a live transmission, generally refers to various types of media that are broadcasting without a significant delay. The most common seen media example of the live transmission is a news program or a news broadcasting. Other types of live broadcasts include: Live radio; Live television; Internet television ...
A terrestrial network (or broadcast network in the United States) is a group of radio stations, television stations, or other electronic media outlets, that form an agreement to air, or broadcast, content from a centralized source. [1]
Broadcasting is a method of transmitting signals such as radio or television programs to a relatively large group of recipients ("listeners" or "viewers"). This group may be the public in general or a selected audience within the general public.
These companies and supporters of the "American system of broadcasting" defined radio as "commercial, national, live, and network on economic, technological, aesthetic and legislative levels." In 1929, NBC announced its pride and superiority among radio program companies, stating that live broadcast was superior to recorded programs.