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Broadcast engineering is the field of electrical engineering, and now to some extent computer engineering and information technology, which deals with radio and television broadcasting. Audio engineering and RF engineering are also essential parts of broadcast engineering, being their own subsets of electrical engineering.
News broadcasting is the medium of broadcasting various news events and other information via television, radio, or the internet in the field of broadcast journalism. The content is usually either produced locally in a radio studio or television studio newsroom , or by a broadcast network .
A television broadcaster or television network is a telecommunications network for the distribution of television content, where a central operation provides programming to many television stations, pay television providers or, in the United States, multichannel video programming distributors.
Broadcast.com servers were reportedly overwhelmed by the spike in traffic, locking out many potential viewers. [ 19 ] Virtually all major broadcasters now have a webcast of their output, from the BBC to CNN to Al Jazeera to UNTV in television to Radio China, Vatican Radio, [ 20 ] United Nations Radio and the World Service in radio.
Public broadcasting (or public service broadcasting) involves radio, television, and other electronic media outlets whose primary mission is public service.Public broadcasters receive funding from diverse sources including license fees, individual contributions, public financing, and commercial financing, and claim to avoid both political interference and commercial influence.
Growth divided television broadcasting into several genres, such as fiction, news, sports, and reality television. Cable television provided more channels, especially for entertainment. By the late 20th century radio (sound) broadcasting had similarly divided, with stations specializing in a particular musical genre, or news or sports.
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.
Broadcasting is the distribution of audio and video signals (programs) to a number of recipients ("listeners" or "viewers"). This group may be the public in general, or a relatively large audience within the public.