196 relations: Alternating current, Americas, Amplitude modulation, Analog television, Antenna (radio), Argentina, Aspect ratio (image), Atari 8-bit family, Atari ST, ATSC standards, Australian and New Zealand television frequencies, Baseband, Beat (acoustics), Betamax, Black and white, Brazil, Broadcast relay station, Broadcast television systems, Broadcast-safe, Cable television, Canada, Canadian Radio-television and Telecommunications Commission, Caribbean, Carrier wave, CBS, CCIR System M, CFPL-DT, Channel 1 (North American TV), Channel 37, Chroma dots, Chrominance, CIE 1931 color space, Class A television service, Closed captioning, Code of Federal Regulations, Cold War, Color space, Color television, Color Television Inc., Colorburst, Colorimetry, Colorplexer, Comb filter, Commodore 64, Compact of Free Association, CT-100, Datacasting, Differential phase, Digital television, Digital television transition, ..., Digital television transition in the United States, Digital Terrestrial Multimedia Broadcast, DirecTV, Discovery Channel, Display device, Dot crawl, Double-sideband suppressed-carrier transmission, DuMont Television Network, DVB-T, DVD, EIA-608, Extended Data Services, Federal Communications Commission, Field (video), Film, Flicker fusion threshold, FM broadcast band, FM broadcasting, Frame rate, Frequency, Frequency deviation, Frequency divider, Frequency drift, Frequency modulation, Fukushima Prefecture, Gamma correction, Georges Valensi, Ghost-canceling reference, Glossary of video terms, Guide Plus, H.262/MPEG-2 Part 2, Hertz, High-definition television, Illuminant D65, Infomercial, Interlaced video, Intermodulation, International Telecommunication Union, Ion Television, IRE (unit), ISDB, ISDB-T International, Iwate Prefecture, Japan, Jeremy Brett, Kinescope, Knife-edge effect, Korean War, Kukla, Fran and Ollie, La Première (France), LaserDisc, List of video connectors, Low-power broadcasting, Luma (video), Mini-DIN connector, Miyagi Prefecture, Monochrome, Moving image formats, Multichannel television sound, Multivibrator, NASA, NBC, North American television frequencies, North Korea, NTSC-C, NTSC-J, Office of Defense Mobilization, PAL, PAL-M, Paraguay, Phase (waves), Philco, Philippines, Pitch shift, Prewar television stations, Primary color, Professional video camera, Quadrature amplitude modulation, Radio broadcasting, Raster scan, RCA, RCA connector, RCA TK-40/41, Rede Excelsior, Rede Tupi, Refresh rate, Regional lockout, Rose Parade, S-VHS, S-Video, São Paulo, Scan line, SECAM, Second, Second audio program, Sherlock Holmes, Sideband, Signal-to-noise ratio, Single-sideband modulation, SMPTE color bars, Society of Motion Picture and Television Engineers, South Korea, Spectral density, Spectrum auction, Standard illuminant, Standard-definition television, Stereophonic sound, Subcarrier, Synchronization, Taiwan, Telecine, Teletext, Television channel, Television channel frequencies, Television in Argentina, Television in Brazil, Television in Japan, Television in Myanmar, Television in Paraguay, Television in South Korea, Television in Taiwan, Television in the Philippines, Television in Uruguay, Television show, Test card, The New York Times, Three-two pull down, Time in South Korea, Timecode, Ultra high frequency, United States Air Force, Uruguay, Utility frequency, V-chip, Vacuum tube, Vertical blanking interval, Vertical interval timecode, Very high frequency, VHS, Video, Video game console, Video-signal generator, Videocassette recorder, White point, 480i, 576i. Expand index (146 more) » « Shrink index
Alternating current (AC) is an electric current which periodically reverses direction, in contrast to direct current (DC) which flows only in one direction.
The Americas (also collectively called America)"America." The Oxford Companion to the English Language.
Amplitude modulation (AM) is a modulation technique used in electronic communication, most commonly for transmitting information via a radio carrier wave.
Analog television or analogue television is the original television technology that uses analog signals to transmit video and audio.
In radio, an antenna is the interface between radio waves propagating through space and electric currents moving in metal conductors, used with a transmitter or receiver.
Argentina, officially the Argentine Republic (República Argentina), is a federal republic located mostly in the southern half of South America.
The aspect ratio of an image describes the proportional relationship between its width and its height.
The Atari 8-bit family is a series of 8-bit home computers introduced by Atari, Inc. in 1979 and manufactured until 1992.
The Atari ST is a line of home computers from Atari Corporation and the successor to the Atari 8-bit family.
Advanced Television Systems Committee (ATSC) standards are a set of standards for digital television transmission over terrestrial, cable, and satellite networks.
Television frequency allocation has evolved since the commencement of television in Australia in 1956, and later in New Zealand in 1960.
Baseband is a signal that has a very narrow and near-zero frequency range, i.e. a spectral magnitude that is nonzero only for frequencies in the vicinity of the origin (termed f.
In acoustics, a beat is an interference pattern between two sounds of slightly different frequencies, perceived as a periodic variation in volume whose rate is the difference of the two frequencies.
Betamax (also called Beta, as in its logo) is a consumer-level analog-recording and cassette format of magnetic tape for video.
Black and white, often abbreviated B/W or B&W, and hyphenated black-and-white when used as an adjective, is any of several monochrome forms in visual arts.
Brazil (Brasil), officially the Federative Republic of Brazil (República Federativa do Brasil), is the largest country in both South America and Latin America.
A broadcast relay station, satellite station, relay transmitter, broadcast translator (U.S.), rebroadcaster (Canada), repeater (two-way radio), or complementary station (Mexico) is a broadcast transmitter which repeats, or transponds, the signal of another radio station or television station usually to an area not covered by the signal of the originating station.
Broadcast television systems are encoding or formatting standards for the transmission and reception of terrestrial television signals.
Broadcast-safe video (broadcast legal or legal signal) is a term used in the broadcast industry to define video and audio compliant with the technical or regulatory broadcast requirements of the target area or region the feed might be broadcasting to.
Cable television is a system of delivering television programming to paying subscribers via radio frequency (RF) signals transmitted through coaxial cables, or in more recent systems, light pulses through fiber-optic cables.
Canada is a country located in the northern part of North America.
The Canadian Radio-television and Telecommunications Commission (CRTC, Conseil de la radiodiffusion et des télécommunications canadiennes) is a public organization in Canada with mandate as a regulatory agency for broadcasting and telecommunications.
The Caribbean is a region that consists of the Caribbean Sea, its islands (some surrounded by the Caribbean Sea and some bordering both the Caribbean Sea and the North Atlantic Ocean) and the surrounding coasts.
In telecommunications, a carrier wave, carrier signal, or just carrier, is a waveform (usually sinusoidal) that is modulated (modified) with an input signal for the purpose of conveying information.
CBS (an initialism of the network's former name, the Columbia Broadcasting System) is an American English language commercial broadcast television network that is a flagship property of CBS Corporation.
CCIR (or FCC) System M, sometimes called 525 line, is the analog broadcast television system used in the United States since July 1, 1941, and also in most of the Americas and Caribbean, South Korea, and Taiwan.
CFPL-DT, VHF channel 10, is a CTV Two owned-and-operated television station located in London, Ontario, Canada.
In North American broadcast television frequencies, channel 1 is a former broadcast (over-the-air) television channel.
Channel 37 is a purposefully unused UHF television broadcasting television channel in the United States, Canada and Mexico.
Chroma dots are visual artifacts caused by displaying an unfiltered analogue color video signal on a black-and-white television or monitor.
Chrominance (chroma or C for short) is the signal used in video systems to convey the color information of the picture, separately from the accompanying luma signal (or Y for short).
The CIE 1931 color spaces were the first defined quantitative links between distributions of wavelengths in the electromagnetic visible spectrum, and physiologically perceived colors in human color vision.
The class A television service is a system for regulating some low-power television (LPTV) stations in the United States.
Closed captioning (CC) and subtitling are both processes of displaying text on a television, video screen, or other visual display to provide additional or interpretive information.
The Code of Federal Regulations (CFR) is the codification of the general and permanent rules and regulations (sometimes called administrative law) published in the Federal Register by the executive departments and agencies of the federal government of the United States.
The Cold War was a state of geopolitical tension after World War II between powers in the Eastern Bloc (the Soviet Union and its satellite states) and powers in the Western Bloc (the United States, its NATO allies and others).
A color space is a specific organization of colors.
Color/Colour television is a television transmission technology that includes information on the color of the picture, so the video image can be displayed in color on the television set.
Color Television Inc. was an American research and development firm founded in 1947 and devoted to creating a color television system to be approved by the Federal Communications Commission as the U.S. color broadcasting standard.
Colorburst is an analog video, composite video signal generated by a video-signal generator used to keep the chrominance subcarrier synchronized in a color television signal.
Colorimetry is "the science and technology used to quantify and describe physically the human color perception." It is similar to spectrophotometry, but is distinguished by its interest in reducing spectra to the physical correlates of color perception, most often the CIE 1931 XYZ color space tristimulus values and related quantities.
Color television as introduced in North America in 1954 is best described as being 'colored' television.
In signal processing, a comb filter is a filter implemented by adding a delayed version of a signal to itself, causing constructive and destructive interference.
The Commodore 64, also known as the C64 or the CBM 64, is an 8-bit home computer introduced in January 1982 by Commodore International (first shown at the Consumer Electronics Show, in Las Vegas, January 7–10, 1982).
The Compact of Free Association (COFA) is an international agreement establishing and governing the relationships of free association between the United States and the three Pacific Island nations of the Federated States of Micronesia, the Marshall Islands, and Palau.
Introduced in April 1954, the RCA CT-100 was an early all-electronic consumer color television set in the USA, preceded by the Westinghouse H840CK15 by a few weeks.
Datacasting (data broadcasting) is the broadcasting of data over a wide area via radio waves.
Differential phase is a kind of linearity distortion which affects the color hue in TV broadcasting.
Digital television (DTV) is the transmission of television signals, including the sound channel, using digital encoding, in contrast to the earlier television technology, analog television, in which the video and audio are carried by analog signals.
The digital television transition, also called the digital switchover, the analog switch-off (ASO), or the analog shutdown, is the process in which older analog television broadcasting is converted to and replaced by digital television.
The DTV (an abbreviation of digital television, also called digital broadcast) transition in the United States was the switchover from analog (the traditional method of transmitting television signals) to exclusively digital broadcasting of free over-the-air television programming.
DTMB (Digital Terrestrial Multimedia Broadcast) is the TV standard for mobile and fixed terminals used in the People's Republic of China, Cuba, Hong Kong, and Macau.
DirecTV (stylized as DIRECTV) is an American direct broadcast satellite service provider based in El Segundo, California and is a subsidiary of AT&T.
Discovery Channel (known as The Discovery Channel from 1985 to 1995, and often referred to as simply Discovery) is an American pay television channel that is the flagship television property of Discovery Inc., a publicly traded company run by CEO David Zaslav.
A display device is an output device for presentation of information in visual or tactile form (the latter used for example in tactile electronic displays for blind people).
Dot crawl is the popular name for a visual defect of color analog video standards when signals are transmitted as composite video, as in terrestrial broadcast television.
Double-sideband suppressed-carrier transmission (DSB-SC) is transmission in which frequencies produced by amplitude modulation (AM) are symmetrically spaced above and below the carrier frequency and the carrier level is reduced to the lowest practical level, ideally being completely suppressed.
The DuMont Television Network (also known as the DuMont Network, simply DuMont/Du Mont, or (incorrectly) Dumont) was one of the world's pioneer commercial television networks, rivalling NBC and CBS for the distinction of being first overall in the United States.
DVB-T is an abbreviation for "Digital Video Broadcasting — Terrestrial"; it is the DVB European-based consortium standard for the broadcast transmission of digital terrestrial television that was first published in 1997 and first broadcast in the UK in 1998.
DVD (an abbreviation of "digital video disc" or "digital versatile disc") is a digital optical disc storage format invented and developed by Philips and Sony in 1995.
EIA-608, also known as "line 21 captions" and "CEA-608", used to be the standard for closed captioning for NTSC TV broadcasts in the United States, Canada and Mexico.
Extended Data Services (now XDS, previously EDS), is an American standard classified under Electronic Industries Alliance standard CEA-608-E for the delivery of any ancillary data (metadata) to be sent with an analog television program, or any other NTSC video signal.
The Federal Communications Commission (FCC) is an independent agency of the United States government created by statute (and) to regulate interstate communications by radio, television, wire, satellite, and cable.
In video, a field is one of the many still images which are displayed sequentially to create the impression of motion on the screen.
A film, also called a movie, motion picture, moving pícture, theatrical film, or photoplay, is a series of still images that, when shown on a screen, create the illusion of moving images.
The flicker fusion threshold (or flicker fusion rate) is a concept in the psychophysics of vision.
The FM broadcast band, used for FM broadcast radio by radio stations, differs between different parts of the world.
FM broadcasting is a method of radio broadcasting using frequency modulation (FM) technology.
Frame rate (expressed in or fps) is the frequency (rate) at which consecutive images called frames appear on a display.
Frequency is the number of occurrences of a repeating event per unit of time.
Frequency deviation (f_) is used in FM radio to describe the maximum difference between an FM modulated frequency and the nominal carrier frequency.
A frequency divider, also called a clock divider or scaler or prescaler, is a circuit that takes an input signal of a frequency, f_, and generates an output signal of a frequency: f_.
In electrical engineering, and particularly in telecommunications, frequency drift is an unintended and generally arbitrary offset of an oscillator from its nominal frequency.
In telecommunications and signal processing, frequency modulation (FM) is the encoding of information in a carrier wave by varying the instantaneous frequency of the wave.
is a prefecture of Japan located in the Tōhoku region.
Gamma correction, or often simply gamma, is a nonlinear operation used to encode and decode luminance or tristimulus values in video or still image systems.
Ghost-canceling reference (GCR) is a special sub-signal on a television channel that receivers can use to attenuate the ghosting effect of a television signal split into multiple paths between transmitter and receiver.
This glossary defines terms that are used in the document, developed by the.
Guide Plus+ (in Europe), TV Guide On Screen, TV Guide Daily and Guide Plus+ Gold (in North America) or G-Guide (in Japan) are brand names for an interactive electronic program guide (EPG) system that is used in consumer electronics products, such as television sets, DVD recorders, personal video recorders, and other digital television devices.
H.262 or MPEG-2 Part 2 (formally known as ITU-T Recommendation H.262 and ISO/IEC 13818-2, also known as MPEG-2 Video) is a video coding format developed and maintained jointly by ITU-T Video Coding Experts Group (VCEG) and ISO/IEC Moving Picture Experts Group (MPEG).
The hertz (symbol: Hz) is the derived unit of frequency in the International System of Units (SI) and is defined as one cycle per second.
High-definition television (HDTV) is a television system providing an image resolution that is of substantially higher resolution than that of standard-definition television, either analog or digital.
CIE Standard Illuminant D65 (sometimes written D65) is a commonly used standard illuminant defined by the International Commission on Illumination (CIE).
An infomercial is a form of television commercial, which generally includes a toll-free telephone number or website.
Interlaced video is a technique for doubling the perceived frame rate of a video display without consuming extra bandwidth.
Intermodulation (IM) or intermodulation distortion (IMD) is the amplitude modulation of signals containing two or more different frequencies, caused by nonlinearities in a system.
The International Telecommunication Union (ITU; Union Internationale des Télécommunications (UIT)), originally the International Telegraph Union (Union Télégraphique Internationale), is a specialized agency of the United Nations (UN) that is responsible for issues that concern information and communication technologies.
Ion Television is an American broadcast, cable, and satellite television network that is owned by Ion Media.
An IRE is a unit used in the measurement of composite video signals.
The Integrated Services Digital Broadcasting (ISDB) (Japanese:, Tōgō dejitaru hōsō sābisu) is a Japanese standard for digital television (DTV) and digital radio used by the country's radio and television networks.
ISDB-T International, ISDB-Tb or SBTVD, short for Sistema Brasileiro de Televisão Digital (Brazilian Digital Television System), is a technical standard for digital television broadcast used in Brazil, Botswana, Peru, Argentina, Chile, Honduras, Venezuela, Ecuador, Costa Rica, Paraguay, Philippines, Bolivia, Nicaragua, El Salvador and Uruguay, based on the Japanese ISDB-T standard.
is a prefecture in the Tōhoku region of Japan.
Japan (日本; Nippon or Nihon; formally 日本国 or Nihon-koku, lit. "State of Japan") is a sovereign island country in East Asia.
Peter Jeremy William Huggins (3 November 1933 – 12 September 1995), known professionally as Jeremy Brett, was an English actor.
Kinescope, shortened to kine, also known as telerecording in Britain, is a recording of a television program on motion picture film, directly through a lens focused on the screen of a video monitor.
In electromagnetic wave propagation, the knife-edge effect or edge diffraction is a redirection by diffraction of a portion of the incident radiation that strikes a well-defined obstacle such as a mountain range or the edge of a building.
The Korean War (in South Korean, "Korean War"; in North Korean, "Fatherland: Liberation War"; 25 June 1950 – 27 July 1953) was a war between North Korea (with the support of China and the Soviet Union) and South Korea (with the principal support of the United States).
Kukla, Fran and Ollie is an early American television show using puppets.
La Première is a network of radio and television stations operating in France's overseas departments and territories around the world.
LaserDisc (abbreviated as LD) is a home video format and the first commercial optical disc storage medium, initially licensed, sold and marketed as MCA DiscoVision in the United States in 1978.
This is a list of physical RF and video connectors and related video signal standards.
Low-power broadcasting refers to a broadcast station operating at a low electrical power to a smaller service area than "full power" stations within the same region, but often distinguished from "micropower broadcasting" (more commonly "microbroadcasting") and broadcast translators.
In video, luma represents the brightness in an image (the "black-and-white" or achromatic portion of the image).
The mini-DIN connectors are a family of multi-pin electrical connectors used in a variety of applications.
is a prefecture in the Tōhoku region of Japan.
Monochrome describes paintings, drawings, design, or photographs in one color or values of one color.
This article discusses moving image capture, transmission and presentation from today's technical and creative points of view; concentrating on aspects of frame rates.
Multichannel television sound, better known as MTS (often still as BTSC, for the Broadcast Television Systems Committee that created it), is the method of encoding three additional channels of audio into an analog NTSC-format audio carrier.
A multivibrator is an electronic circuit used to implement a variety of simple two-state devices such as relaxation oscillators, timers and flip-flops.
The National Aeronautics and Space Administration (NASA) is an independent agency of the executive branch of the United States federal government responsible for the civilian space program, as well as aeronautics and aerospace research.
The National Broadcasting Company (NBC) is an American English language commercial broadcast television network that is a flagship property of NBCUniversal, a subsidiary of Comcast.
North American television frequencies are different for over-the-air (also called terrestrial) and cable television systems.
North Korea (Chosŏn'gŭl:조선; Hanja:朝鮮; Chosŏn), officially the Democratic People's Republic of Korea (abbreviated as DPRK, PRK, DPR Korea, or Korea DPR), is a country in East Asia constituting the northern part of the Korean Peninsula.
NTSC-C is a regional lockout created in 2003 by Sony Computer Entertainment for the official launch of its PlayStation 2 gaming system into the mainland Chinese market.
NTSC-J is the discontinued analog television system and video display standard for the region of Japan that ceased operations in 44 of the country's 47 prefectures on July 24, 2011.
The Office of Defense Mobilization (ODM) was an independent agency of the United States government whose function was to plan, coordinate, direct and control all wartime mobilization activities of the federal government, including manpower, economic stabilization, and transport operations.
Phase Alternating Line (PAL) is a color encoding system for analogue television used in broadcast television systems in most countries broadcasting at 625-line / 50 field (25 frame) per second (576i).
PAL-M is the analog TV system used in Brazil since February 19, 1972.
Paraguay (Paraguái), officially the Republic of Paraguay (República del Paraguay; Tetã Paraguái), is a landlocked country in central South America, bordered by Argentina to the south and southwest, Brazil to the east and northeast, and Bolivia to the northwest.
Phase is the position of a point in time (an instant) on a waveform cycle.
Philco (founded as Helios Electric Company, renamed Philadelphia Storage Battery Company) was a pioneer in battery, radio, and television production.
The Philippines (Pilipinas or Filipinas), officially the Republic of the Philippines (Republika ng Pilipinas), is a unitary sovereign and archipelagic country in Southeast Asia.
Pitch shifting is a sound recording technique in which the original pitch of a sound is raised or lowered.
This is a list of pre-World War 2 television stations of the 1920s and 1930s.
A set of primary colors is, most tangibly, a set of real colorants or colored lights that can be combined in varying amounts to produce a gamut of colors.
A professional video camera (often called a television camera even though the use has spread beyond television) is a high-end device for creating electronic moving images (as opposed to a movie camera, that earlier recorded the images on film).
Quadrature amplitude modulation (QAM) is the name of a family of digital modulation methods and a related family of analog modulation methods widely used in modern telecommunications to transmit information.
Radio broadcasting is transmission by radio waves intended to reach a wide audience.
A raster scan, or raster scanning, is the rectangular pattern of image capture and reconstruction in television.
The RCA Corporation was a major American electronics company, which was founded as the Radio Corporation of America in 1919.
An RCA connector, sometimes called a phono connector or (in other languages) Cinch connector, is a type of electrical connector commonly used to carry audio and video signals.
The RCA TK-40 is considered to be the first practical color television camera, initially used for special broadcasts in late 1953, and with the follow-on TK-40A actually becoming the first to be produced in quantity in March 1954.
Rede Excelsior was a Brazilian television network founded by Mário Wallace Simonsen on July 9, 1960 in São Paulo, São Paulo.
Rede Tupi (also known as TV Tupi or formally as Rádio Difusora São Paulo S.A.) was the first television network in South America.
The refresh rate (most commonly the "vertical refresh rate", "vertical scan rate" for cathode ray tubes) is the number of times in a second that a display hardware updates its buffer.
A regional lockout (or region coding) is a class of digital rights management preventing the use of a certain product or service, such as multimedia or a hardware device, outside a certain region or territory.
The Rose Parade, also known as the Tournament of Roses Parade, is part of "America's New Year Celebration" held in Pasadena, California each year on New Year's Day (or on Monday, January 2 if New Year's Day falls on a Sunday).
, the common initialism for Super VHS, is an improved version of the VHS standard for consumer-level video recording.
S-Video (also known as separate video and Y/C) is a signaling standard for standard definition video, typically 480i or 576i.
São Paulo is a municipality in the southeast region of Brazil.
A scan line (also scanline) is one line, or row, in a raster scanning pattern, such as a line of video on a cathode ray tube (CRT) display of a television set or computer monitor.
SECAM, also written SÉCAM (Séquentiel couleur à mémoire, French for "Sequential colour with memory"), is an analogue color television system first used in France.
The second is the SI base unit of time, commonly understood and historically defined as 1/86,400 of a day – this factor derived from the division of the day first into 24 hours, then to 60 minutes and finally to 60 seconds each.
Second audio program (SAP), also known as secondary audio programming, is an auxiliary audio channel for analog television that can be broadcast or transmitted both over-the-air and by cable television.
Sherlock Holmes is a fictional private detective created by British author Sir Arthur Conan Doyle.
In radio communications, a sideband is a band of frequencies higher than or lower than the carrier frequency, containing power as a result of the modulation process.
Signal-to-noise ratio (abbreviated SNR or S/N) is a measure used in science and engineering that compares the level of a desired signal to the level of background noise.
In radio communications, single-sideband modulation (SSB) or single-sideband suppressed-carrier modulation (SSB-SC) is a type of modulation, used to transmit information, such as an audio signal, by radio waves.
The SMPTE Color Bars is a trademarked television test pattern used where the NTSC video standard is utilized, including countries in North America.
The Society of Motion Picture and Television Engineers (SMPTE) (rarely), founded in 1916 as the Society of Motion Picture Engineers or SMPE, is a global professional association, of engineers, technologists, and executives working in the media and entertainment industry.
South Korea, officially the Republic of Korea (대한민국; Hanja: 大韓民國; Daehan Minguk,; lit. "The Great Country of the Han People"), is a country in East Asia, constituting the southern part of the Korean Peninsula and lying east to the Asian mainland.
The power spectrum S_(f) of a time series x(t) describes the distribution of power into frequency components composing that signal.
A spectrum auction is a process whereby a government uses an auction system to sell the rights (licences) to transmit signals over specific bands of the electromagnetic spectrum and to assign scarce spectrum resources.
A standard illuminant is a theoretical source of visible light with a profile (its spectral power distribution) which is published.
Standard-definition television (SDTV or SD) is a television system which uses a resolution that is not considered to be either high- or enhanced-definition.
Stereophonic sound or, more commonly, stereo, is a method of sound reproduction that creates an illusion of multi-directional audible perspective.
A subcarrier is a sideband of a radio frequency carrier wave, which is modulated to send additional information.
Synchronization is the coordination of events to operate a system in unison.
Taiwan, officially the Republic of China (ROC), is a state in East Asia.
Telecine is the process of transferring motion picture film into video and is performed in a color suite.
Teletext (or broadcast teletext) is a television information retrieval service created in the United Kingdom in the early 1970s by the Philips Lead Designer for VDUs, John Adams.
A television channel is a broadcast frequency or virtual number over which a television station or television network is distributed.
The following tables show the frequencies assigned to broadcast television channels in various regions of the world, along with the ITU letter designator for the system used.
Argentine television broadcasting began in 1951 with the inaugural of then state-owned Canal 7, developed by Radio Belgrano executive Jaime Yankelevich.
Television in Brazil has grown significantly since the first broadcasts in 1950, becoming one of largest and most productive commercial television systems in the world.
Television in Japan dates back to the 1920s, with Kenjiro Takayanagi's pioneering experiments in electronic television.
Television broadcasting in Burma began in 1979 as a test trial in Yangon.
Television in Paraguay is most important among the country's mass media.
In South Korea, there are a number of national television networks, the three largest of which are KBS, MBC, and SBS.
Television channels in the Republic of China, commonly known as Taiwan.
Television in the Philippines was introduced in 1953.
Analog television in Uruguay had a history of more than 50 years since it began in 1956, with the first television channel, Channel 10.
A television show (often simply TV show) is any content produced for broadcast via over-the-air, satellite, cable, or internet and typically viewed on a television set, excluding breaking news, advertisements, or trailers that are typically placed between shows.
A test card, also known as a test pattern or start-up/closedown test, is a television test signal, typically broadcast at times when the transmitter is active but no program is being broadcast (often at sign-on and sign-off).
The New York Times (sometimes abbreviated as The NYT or The Times) is an American newspaper based in New York City with worldwide influence and readership.
Three-two pull down (3:2 pull down) is a term used in filmmaking and television production for the post-production process of transferring film to video.
South Korea has one time zone, Korea Standard Time (UTC+09:00), which is abbreviated KST.
A timecode (alternatively, time code) is a sequence of numeric codes generated at regular intervals by a timing synchronization system.
Ultra high frequency (UHF) is the ITU designation for radio frequencies in the range between 300 megahertz (MHz) and 3 gigahertz (GHz), also known as the decimetre band as the wavelengths range from one meter to one decimeter.
The United States Air Force (USAF) is the aerial and space warfare service branch of the United States Armed Forces.
Uruguay, officially the Oriental Republic of Uruguay (República Oriental del Uruguay), is a sovereign state in the southeastern region of South America.
The utility frequency, (power) line frequency (American English) or mains frequency (British English) is the nominal frequency of the oscillations of alternating current (AC) in an electric power grid transmitted from a power station to the end-user.
V-chip is a generic term for technology used in television set receivers in Canada, Brazil and the United States, which allows the blocking of programs based on their ratings category.
In electronics, a vacuum tube, an electron tube, or just a tube (North America), or valve (Britain and some other regions) is a device that controls electric current between electrodes in an evacuated container.
In a raster graphics display, the vertical blanking interval (VBI), also known as the vertical interval or VBLANK, is the time between the end of the final line of a frame or field and the beginning of the first line of the next frame.
Vertical Interval Timecode (VITC, pronounced "vitsee") is a form of SMPTE timecode encoded on one scan line in a video signal.
Very high frequency (VHF) is the ITU designation for the range of radio frequency electromagnetic waves (radio waves) from 30 to 300 megahertz (MHz), with corresponding wavelengths of ten to one meter.
The Video Home System (VHS) is a standard for consumer-level analog video recording on tape cassettes.
Video is an electronic medium for the recording, copying, playback, broadcasting, and display of moving visual media.
A video game console is an electronic, digital or computer device that outputs a video signal or visual image to display a video game that one or more people can play.
A video signal generator is a type of signal generator which outputs predetermined video and/or television oscillation waveforms, and other signals used in the synchronization of television devices and to stimulate faults in, or aid in parametric measurements of, television and video systems.
A videocassette recorder, VCR, or video recorder is an electromechanical device that records analog audio and analog video from broadcast television or other source on a removable, magnetic tape videocassette, and can play back the recording.
A white point (often referred to as reference white or target white in technical documents) is a set of tristimulus values or chromaticity coordinates that serve to define the color "white" in image capture, encoding, or reproduction.
480i is a shorthand name for the video mode used for standard-definition analog or digital television in Caribbean, Myanmar, Japan, South Korea, Taiwan, Philippines, Laos, Western Sahara, and most of the Americas (with the exception of Argentina, Paraguay and Uruguay).
576i is a standard-definition video mode originally used for broadcast television in most countries of the world where the utility frequency for electric power distribution is 50 Hz.
29.97, ITU-R BT.470-7, NTSC U/C, NTSC port, NTSC standard, NTSC-M, NTSC-N, NTSC-U, NTSC-U/C, NTSC-US, National TV Standards Committee, National Television Standards Committee, National Television System Committee, National Television Systems Committee, Never Twice the Same Color, Ntsc, Ntsc u/c, RS-170, RS-170a, SMPTE C, The National Television System Committee.