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Also AM radio or AM. Used interchangeably with kilohertz (kHz) and medium wave. A modulation technique used in electronic communication where the amplitude (signal strength) of the wave is varied in proportion to that of the message signal. Developed in the early 1900s, this technique is most commonly used for transmitting an audio signal via a radio wave measured in kilohertz (kHz). See AM ...
A list of these terms can be found at List of broadcasting terms. [19] Television and radio programs are distributed through radio broadcasting or cable , often both simultaneously. By coding signals and having a cable converter box with decoding equipment in homes , the latter also enables subscription -based channels, pay-tv and pay-per-view ...
This glossary defines terms that are used in the document "Defining Video Quality Requirements: A Guide for Public Safety", developed by the Video Quality in Public Safety (VQIPS) Working Group. It contains terminology and explanations of concepts relevant to the video industry.
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.
Digital video; Digital video recorder; Direct-broadcast satellite; Direct-to-disc recording; Direct-to-video; Display resolution; Display size; Distance education; Dolly zoom; Dot crawl; Double box; DTE (direct to edit) Duopoly (broadcasting) Dutch angle; DV (video format) DVD recorder
For example, an Internet channel may distribute text or music worldwide, while a public address system may broadcast very limited "ad hoc" soundbites to a small population within its range. The main article for this category is Broadcasting .
Below is a list of broadcast video formats. 24p is a progressive scan format and is now widely adopted by those planning on transferring a video signal to film. Film and video makers use 24p even if they are not going to transfer their productions to film, simply because of the on-screen "look" of the (low) frame rate, which matches native film.
In broadcasting, a commercial bumper, ident bumper, or break-bumper (often shortened to bump) is a brief announcement, usually two to fifteen seconds in length that can contain a voice over, placed between a pause in the program and its commercial break, and vice versa.