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The U.S. public broadcasting system differs from such systems in other countries, in that the principal public television and radio broadcasters – the Public Broadcasting Service (PBS) and National Public Radio (NPR), respectively – operate as separate entities. Some of the funding comes from community support to hundreds of public 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.
This is an accepted version of this page This is the latest accepted revision, reviewed on 19 January 2025. American public television network This article is about the American broadcaster. For other uses, see PBS (disambiguation). "Public Broadcasting Service" redirects here. For other uses, see Public broadcasting service (disambiguation). Television channel Public Broadcasting Service Logo ...
Family watching TV, 1958. The concept of television is the work of many individuals in the late 19th and early 20th centuries. The first practical transmissions of moving images over a radio system used mechanical rotating perforated disks to scan a scene into a time-varying signal that could be reconstructed at a receiver back into an approximation of the original image.
In the United States, television is available via broadcast (also known as "over-the-air" or OTA) – the earliest method of receiving television programming, which merely requires an antenna and an equipped internal or external tuner capable of picking up channels that transmit on the two principal broadcast bands, very high frequency (VHF) and ultra high frequency (UHF), to receive the ...
Citing the language of the Public Broadcasting Act of 1967 that the primary entities of public broadcasting will "establish and maintain a library and archives of non-commercial educational television and radio programs and related materials," McNeil convinced the chief officers of the Corporation for Public Broadcasting, the Public ...
The American Archive of Public Broadcasting (AAPB) is a collaboration between the Library of Congress and WGBH Educational Foundation, founded through the efforts of the Corporation for Public Broadcasting (CPB). The AAPB is a national effort to digitally preserve and make accessible historically significant public radio and television programs ...
Main themes in the history include the development of the engineering technology; the construction of stations across the country and the building of networks; the widespread purchase and use of radio and television sets by the general public; debates regarding state versus private ownership of stations; financing of the broadcasts media ...