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A television station is a set of equipment managed by a business, organisation or other entity such as an amateur television (ATV) operator, that transmits video content and audio content via radio waves directly from a transmitter on the earth's surface to any number of tuned receivers simultaneously.

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62-827: KNBC (channel 4) is a television station in Los Angeles, California , United States, serving as the West Coast flagship of the NBC network. It is owned and operated by the network's NBC Owned Television Stations division alongside Corona -licensed Telemundo outlet KVEA (channel 52). The two stations share studios at the Brokaw News Center in the northwest corner of the Universal Studios Hollywood lot off Lankershim Boulevard in Universal City ; KNBC's transmitter

124-519: A barter in some cases. Universal Sports Universal Sports was an American sports-oriented digital cable and satellite television network. It was owned as a joint venture between InterMedia Partners (which owned a controlling 92% interest) and NBCUniversal (which owned the remaining 8%). The channel was launched in 2006 as World Championship Sports Network (WCSN); it was co-founded by Claude Ruibal (who served as its chairman and chief executive officer ) and Tom Hipkins (who served as

186-631: A "serious" tone covering issues (such as politics, government, education, and the economy) than other Los Angeles area newscasts. In 2010, the Norman Lear Center at the University of Southern California found KNBC to have the least coverage of crime and the second-highest coverage of local government and sports and weather, compared to other Los Angeles stations. As part of a 2012 investment by parent company Comcast, KNBC's newscasts added 18 employees and produced more enterprise reporting. The station runs

248-471: A 13-year run at rival KABC-TV) and from July 1992 until his April 2009 retirement. Like Moyer, anchor Chuck Henry was also a mainstay at KABC-TV, before making the move to channel 4 in January 1994. Kelly Lange , Stu Nahan , John Schubeck , Tritia Toyota , Jess Marlow , David Sheehan , John Beard and Nick Clooney are other notables who have worked on KNBC's newscasts in the past. Another KNBC alum of note

310-556: A cable- and satellite-exclusive service, causing its affiliates (such as KNBC) to replace the network and remove the channel from their digital signals entirely. KNBC operated NBC California Nonstop, a collaboration between KNBC and two other NBC-owned stations in California ( KNSD in San Diego and KNTV in San Jose ) which launched on May 3, 2011, and replaced programming from NBC Plus on

372-459: A day. Mekahlo Medina, the host of News Raw , has received national attention for his integration of social media into local newscasts. In summer 2016, changes were brought to KNBC's daytime lineup which led to the restoration of the 4 p.m. newscast, allowing the station to complete with KCBS-TV and its sister independent station KCAL-TV (which moved its 4 p.m. newscast from KCBS-TV in 2002) and KABC-TV (which began airing its 4 p.m. newscast into

434-414: A local news channel on digital channel 4.4 called News Raw , that provided hourly news updates, additional information on breaking news stories, and previewed news stories scheduled to air on the main channel's newscasts. After Universal Sports was launched in 2008, News Raw became a part-time channel, and was later dropped when KNBC expanded Universal Sports programming on the former subchannel to 24 hours

496-480: A member of the channel's board of directors ), with the help of Carlos Silva (its president and chief operating officer ). One of the first events broadcast by WCSN was coverage of the United States Track and Field Championships via streaming video . In 2007, InterMedia Partners gained a majority ownership interest in the network. By March 2008, WCSN began to be carried on broadcast television , through

558-415: A much shorter wavelength, and thus requires a shorter antenna, but also higher power. North American stations can go up to 5000 kW ERP for video and 500 kW audio, or 1000 kW digital. Low channels travel further than high ones at the same power, but UHF does not suffer from as much electromagnetic interference and background "noise" as VHF, making it much more desirable for TV. Despite this, in

620-413: A national basic channel. The carriage agreement with DirecTV led NBCUniversal and InterMedia to announce on September 12, 2011, that it would transition Universal Sports into a cable- and satellite-exclusive service (effectively dropping its over-the-air affiliates) by January 2012. On January 1, 2012, Universal Sports was dropped by most cable providers as a result of a protracted battle to get them to offer

682-401: A partnership agreement with Cumulus Media —owned KABC radio to carry the simulcasts of the first half-hour of Today in L.A. morning newscasts and the station's 6 p.m. weeknight newscasts; additionally, some of the station's on-air talent occasionally appeared as guests on KABC's programs. On July 31, 2017, KNBC began its expansion of Today in L.A. morning newscast, an extra half-hour

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744-520: A special hour-long newscast on Sunday nights during the NFL season where NBC Sunday Night Football telecasts preempt the 6 p.m. newscast. On election nights, KNBC runs a special extended edition of its 11 p.m. newscast to show early election results. In April 1968. channel 4 revamped its news programs into the KNBC News Service (stylized on the air as KNBC Newservice ) which, when combined with

806-425: A variety of ways to generate revenue from television commercials . They may be an independent station or part of a broadcasting network , or some other structure. They can produce some or all of their programs or buy some broadcast syndication programming for or all of it from other stations or independent production companies. Many stations have some sort of television studio , which on major-network stations

868-496: Is non-commercial educational (NCE) and considered public broadcasting . To avoid concentration of media ownership of television stations, government regulations in most countries generally limit the ownership of television stations by television networks or other media operators, but these regulations vary considerably. Some countries have set up nationwide television networks, in which individual television stations act as mere repeaters of nationwide programs . In those countries,

930-470: Is broadcast via terrestrial radio waves. A group of television stations with common ownership or affiliation are known as a TV network and an individual station within the network is referred to as O&O or affiliate , respectively. Because television station signals use the electromagnetic spectrum, which in the past has been a common, scarce resource, governments often claim authority to regulate them. Broadcast television systems standards vary around

992-429: Is consumer reporter David Horowitz , whose long-running syndicated series, Fight Back! , began on channel 4 and was produced and distributed by NBC and Group W . In 1987 during an afternoon newscast, a gun-wielding mental patient gained access to NBC Studios and took Horowitz hostage live on-air. With the gun pressed to his side, Horowitz calmly read the gunman's statements on camera. The man, identified as Gary Stollman,

1054-456: Is located on Mount Wilson . Channel 4 first went on the air as KNBH (standing for "NBC Hollywood ") on January 16, 1949. It was the second-to-last VHF station in Los Angeles to debut, and the last of NBC's five original owned-and-operated stations to sign on. Unlike the other four, KNBH was the only NBC-owned television station that did not benefit from having a sister radio station. Though

1116-792: Is often used for newscasts or other local programming . There is usually a news department , where journalists gather information. There is also a section where electronic news-gathering (ENG) operations are based, receiving remote broadcasts via remote pickup unit or satellite TV . Outside broadcasting vans, production trucks , or SUVs with electronic field production (EFP) equipment are sent out with reporters , who may also bring back news stories on video tape rather than sending them back live . To keep pace with technology United States television stations have been replacing operators with broadcast automation systems to increase profits in recent years. Some stations (known as repeaters or translators ) only simulcast another, usually

1178-853: The Huntley-Brinkley Report , comprised the first 2½ hour-long block of early-evening local and national news on a major-market television station in the United States. The KNBC Newservice lasted until March 1976, when the newscasts adopted the NewsCenter 4 title. NBC made similar changes to newscasts in other markets around the same time, and channel 4 shared the NewsCenter branding with sister stations WNBC-TV in New York City, WRC-TV in Washington, D.C., and WMAQ-TV in Chicago. KNBC's newscasts were

1240-631: The NBA on NBC . This included the Lakers championships in 2000 , 2001 and 2002 (game 4 of the 2002 series was the last NBA game aired on NBC) and the team's appearance in 1991 . Additionally, it served as the home station for the Rose Bowl Game in Pasadena from its first telecast in 1952 until 1988 . KNBC also provided local coverage of Super Bowl VII , which was hosted at Los Angeles Memorial Coliseum (and

1302-406: The 1970 season , also had a similar home blackout policy to the NFL's, and starting with the 1973 season , home games were allowed to be televised in the local market, so long as the game sold out 72 hours in advance (the blackout rules were lifted completely in 2015). This allowed KNBC to televise any Los Angeles Rams inter-conference home games via NBC's AFC Sunday afternoon package if the game

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1364-556: The California Angels from their establishment in 1961 to 1989 ) via NBC's Major League Baseball broadcast contract ; this included the Dodgers' World Series victories in 1959 , 1963 , 1965 and 1988 . Channel 4 was the station of record for the NFL 's Raiders during their tenure in Los Angeles from 1982 to 1994 , and also aired any Lakers and Clippers games that were part of

1426-924: The International Cycling Union (UCI), the International Federation of Gymnastics (FIG), the International Rowing Federation (FISA), the International Ski Federation (FIS), the International Swimming Federation (FINA), and the International Rugby Board (IRB). The channel provided year-round coverage of events that generally receive attention every few years. Through television carriage and internet streaming, viewers were provided an in-depth look at how Olympic athletes compete between

1488-737: The NBC Radio Network had long been affiliated with KFI in Los Angeles, that relationship did not extend into television when KFI-TV (channel 9, now KCAL-TV ) signed on in August 1948. When KNBH signed on, it marked the debut of NBC programs on the West Coast. Channel 4 originally broadcast from the NBC Radio City Studios on Sunset Boulevard and Vine Street in Hollywood. The station changed its callsign to KRCA (for NBC's then-parent company,

1550-404: The NFL's blackout policy of the time , which did not allow home telecasts of games regardless of whether they were sold out, including playoffs and the league championship game, and that policy extended to the host cities for the first six Super Bowls—Los Angeles, Miami ( II , III , V ), and New Orleans ( IV and VI ). The American Football League , before its merger with the NFL starting with

1612-545: The Radio Corporation of America ) on October 18, 1954. The call letters were changed again on November 11, 1962, when NBC moved the KNBC identity from its San Francisco radio station (which became KNBR ) and applied it to channel 4 in Los Angeles. That call letter change coincided with the station's physical relocation from NBC Radio City to the network's color broadcast studio facility in suburban Burbank . NBC Color City , as it

1674-405: The broadcast range , or geographic area, that the station is limited to, allocates the broadcast frequency of the radio spectrum for that station's transmissions, sets limits on what types of television programs can be programmed for broadcast and requires a station to broadcast a minimum amount of certain programs types, such as public affairs messages . Another form of television station

1736-505: The digital subchannels of several stations owned by the Granite Broadcasting Corporation . NBCUniversal entered into a partnership with InterMedia in which the former acquired a minority interest in the channel; in addition, on June 16, 2008, the network was rebranded as Universal Sports , incorporating a new logo with the NBC peacock . By November 2008, all 10 of NBC's owned-and-operated stations had begun carrying

1798-534: The electricity bill and emergency backup generators . In North America , full-power stations on band I (channels 2 to 6) are generally limited to 100 kW analog video ( VSB ) and 10 kW analog audio ( FM ), or 45 kW digital ( 8VSB ) ERP. Stations on band III (channels 7 to 13) can go up by 5 dB to 316 kW video, 31.6 kW audio, or 160 kW digital. Low-VHF stations are often subject to long-distance reception just as with FM. There are no stations on Channel 1 . UHF , by comparison, has

1860-466: The -TV suffix was dropped effective September 6, 1995. On October 11, 2007, NBCUniversal announced that it would put its Burbank studios up for sale and construct a new, all-digital facility near the Universal Studios Hollywood backlot in Universal City , to merge all of NBCUniversal's West Coast operations (including KNBC, KVEA and NBC News ' Los Angeles bureau) into one area. The studio opened on February 1, 2014. Shortly thereafter, NBCUniversal named

1922-608: The Kings. Today, KNBC carries any Rams and/or Chargers games that are chosen for NBC Sunday Night Football (the station previously aired any Rams home inter-conference games from 1973 to 1994 when NBC had the AFC broadcast package), including the Rams' victory in Super Bowl LVI (notably as the second NFL team to play in and win a Super Bowl at its home stadium, although the Rams were designated as

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1984-627: The U.S., the Federal Communications Commission (FCC) is taking another large portion of this band (channels 52 to 69) away, in contrast to the rest of the world, which has been taking VHF instead. This means that some stations left on VHF are harder to receive after the analog shutdown . Since at least 1974, there are no stations on channel 37 in North America for radio astronomy purposes. Most television stations are commercial broadcasting enterprises which are structured in

2046-509: The brand new lifestyle show California Live beginning January 7. On June 7, 2021, KNBC premiered a new 30-minute 7 p.m. newscast. In January 2022, KNBC announced that they will plan to launch a new streaming channel for NBCUniversal's streaming service Peacock , under the name of "NBC LA News"; this comes following the announcement they would have a simultaneous rollout of streaming news channels starting with its sister stations in Chicago, Miami, Philadelphia and Boston launching on January 20;

2108-492: The fifth station in the Los Angeles market to begin broadcasting its local newscasts in high definition on July 14, 2008 (Spanish-language sister station KVEA and former sister KWHY-TV also converted their newscasts to HD at the same time). On December 6, 2011, KNBC entered into a partnership with public radio station KPCC as part of a larger effort by NBCUniversal to partner with non-profit news organizations following its acquisition by Comcast . In 2006, KNBC launched

2170-443: The first place (adults 25–54) and has been for nine months straight; most of the station's other newscasts, including its once-popular morning news program, Today in L.A. , the area's first local morning newscast (which debuted in 1986), now is battling for second place. For many years, KNBC produced a late afternoon newscast at 4 pm, which was dropped in 2002, in favor of Dr. Phil (that program moved to KCBS-TV in 2004, and

2232-420: The highest point available in the transmission area, such as on a summit , the top of a high skyscraper , or on a tall radio tower . To get a signal from the master control room to the transmitter, a studio/transmitter link (STL) is used. The link can be either by radio or T1 / E1 . A transmitter/studio link (TSL) may also send telemetry back to the station, but this may be embedded in subcarriers of

2294-517: The last 30 years, KNBC has waged a spirited battle with KABC-TV for the top-rated local newscast in Southern California, becoming a three-way race with KCBS-TV's ratings resurgence in 2006. Throughout the late 1980s and into the early 2000s, KNBC's newscasts were the most-watched in the region, beating out every other station viewership-wise, which coincided with NBC's overall ratings at the time. Channel 4's 11 p.m. newscast currently sits in

2356-536: The last to drop the NewsCenter moniker, rebranding to News 4 LA in July 1982 as the station also launched a new hour-long newscast at 4 pm. The branding changed once more to Channel 4 News in August 1985. While KNBC became known on-air as NBC 4 in 1995, the Channel 4 News branding was so well established in Southern California that the title was retained for 26 years until 2011, when it became NBC 4 News . For most of

2418-400: The local television station has no station identification and, from a consumer's point of view, there is no practical distinction between a network and a station, with only small regional changes in programming, such as local television news . To broadcast its programs, a television station requires operators to operate equipment, a transmitter or radio antenna , which is often located at

2480-419: The main broadcast. Stations which retransmit or simulcast another may simply pick-up that station over-the-air , or via STL or satellite. The license usually specifies which other station it is allowed to carry. VHF stations often have very tall antennas due to their long wavelength , but require much less effective radiated power (ERP), and therefore use much less transmitter power output , also saving on

2542-468: The network include Bryant Gumbel , Ross Porter , Pat Sajak , Kent Shocknek , Bob Abernethy , Keith Morrison and Tom Snyder . Anchors Reporters The station's signal is multiplexed : Television station The Fernsehsender Paul Nipkow ( TV Station Paul Nipkow ) in Berlin , Germany , was the first regular television service in the world. It was on the air from 22 March 1935, until it

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2604-456: The network on one of their digital subchannels. Universal Sports offered carriage on broadcast stations on a channel lease basis until 2011, with the provision that the stations strike deals with cable providers in their markets to carry the network by January 31, 2009. If a station failed to obtain cable carriage, the network had the right to move its affiliation to another station in that market that would be able to gain cable carriage. The network

2666-668: The network's portfolio of sports rights for its own networks (such as NBC , NBCSN and Universal HD ). The channel shut down at 6AM on that day; with the documentary "5 Peaks in a Day from Switzerland" being the network's last program. On July 1, 2017, the United States Olympic Committee and the NBC Sports Group launched the Olympic Channel , effectively serving as Universal Sports' eventual replacement channel. On June 15, 2011, DirecTV added Universal Sports as

2728-525: The new broadcast center in honor of former KNBC and NBC News anchor/reporter Tom Brokaw , christened the Brokaw News Center. In fall 2007 with the rollout of digital broadcasting, the station began airing a 24/7 newschannel News Raw on the .2 subchannel. KNBC shut down its analog signal, over VHF channel 4, on June 12, 2009, as part of the federally mandated transition from analog to digital television . The station's digital signal remained on its pre-transition UHF channel 36, using virtual channel 4. Since

2790-701: The period in September 1980). On July 24, 2016, KNBC became the tenth (and final) NBC-owned station and the third (and final) owned station in the West Coast to use its "Look N" graphics that is first implemented by the NBC O&;Os in the East Coast in summer of that year; also its mic flags were updated, the color scheme was now blue with a white 4 instead of its white with a blue 4 color scheme; before this, KNBC along with sister stations KNTV and KNSD revamped their websites on July 1, 2016. In July 2016, KNBC entered into

2852-476: The programmes seen on its owner's flagship station, and have no television studio or production facilities of their own. This is common in developing countries . Low-power stations typically also fall into this category worldwide. Most stations which are not simulcast produce their own station identifications . TV stations may also advertise on or provide weather (or news) services to local radio stations , particularly co-owned sister stations . This may be

2914-461: The said channel was launched on March 17, 2022. On September 12, 2022, KNBC premiered a new 30-minute 3 p.m. newscast, followed by NBC Nightly News . KNBC has had a very stable news team over the years: weeknight anchor Colleen Williams (who also occasionally reports for MSNBC and NBC News) and sports anchor Fred Roggin (also has the nickname "The Dean of L.A. Sports" and serves as a commentator for NBC's Olympics coverage ) have each been at

2976-409: The second digital subchannels of all three stations. In the case of KNBC, it was the second news-oriented digital channel operated by the station, as digital channel 4.2 featured a rolling news format under the name NewsRaw (which moved from digital channel 4.4 upon Weather Plus' shutdown on December 1, 2008), before the launch of California Nonstop. Each station produced a local newscast at 7 p.m. that

3038-481: The service as a premium channel . One of the providers to drop the channel was Comcast , the nation's largest cable company and part-owner of Universal Sports' co-parent NBCUniversal at the time (it would later acquire the remaining ownership interest held by General Electric in 2013). The channel had long-term broadcasting agreements with the International Association of Athletics Federations (IAAF),

3100-427: The station at least thirty years or more. Former chief weathercaster Fritz Coleman (who like Roggin, has also occasionally appeared on The Tonight Show , and once hosted a late-night variety show for KNBC called It's Fritz from 1989 to the early 1990s) worked at the station from 1982 until his June 2020 retirement. Former anchor Paul Moyer worked two stints at channel 4; first from 1972 to 1979 (when he began

3162-461: The station qualified for the nightlight clause in the DTV Delay Act , it was required to keep its analog signal on for two weeks from June 12 to 26, 2009 to inform viewers of the digital television transition, consisting of a loop of digital transition public service announcements , while the digital channel was used for normal programming. On January 1, 2014, Universal Sports transitioned into

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3224-758: The visiting team). It will also be the home station when Los Angeles hosts the 2028 Summer Olympics and will share the Universal Studios lot with international broadcasters covering the Games. Since 20 24 , the station aired select college football games involving the UCLA Bruins and USC Trojans as part of Big Ten Saturday Night . As of 2022, KNBC broadcasts 44 hours, 25 minutes of locally produced newscasts each week (with 7 hours, 35 minutes each weekday, three hours on Saturdays, and 3 + 1 ⁄ 2 hours on Sundays). The station's newscasts have historically more of

3286-399: The world. Television stations broadcasting over an analog system were typically limited to one television channel , but digital television enables broadcasting via subchannels as well. Television stations usually require a broadcast license from a government agency which sets the requirements and limitations on the station. In the United States, for example, a television license defines

3348-430: Was added to begin its start time to 4 am; additionally, became the second station in Los Angeles and Southern California to expand it to the time period, following KTLA who began expanding its morning newscast to their time period in 2012. On January 2, 2019, it was announced that the station's hour-long midday newscast will be cutting to a half-hour along with its in-state sister stations KNTV and KNSD in favor of

3410-503: Was being shopped to NBC -affiliated stations until December 1. On June 17, 2010, Universal Sports, along with the International Rugby Board , announced that the channel would bring "unprecedented national television and digital media coverage of the 2011 and 2015 Rugby World Cup tournaments." On October 22, 2015, it was announced that Universal Sports would shut down on November 16, 2015, and that NBC Sports would inherit

3472-411: Was caught with a toy gun and was arrested by local police. It led Horowitz to start a successful campaign to ban "look-alike" toy guns in several states, including California and New York. Tom Brokaw began his NBC career as an anchor and reporter at KNBC in 1966, staying until he went over to national work for NBC News in 1973. Other notables who have worked at KNBC early in their careers prior to joining

3534-400: Was replaced by The Ellen DeGeneres Show through the end of the show's run in 2022). The station also had an hour-long 11 a.m. newscast, which later was trimmed to a half-hour before ultimately being canceled at the start of the 2010 Winter Olympics . The station revived its midday newscast as a half-hour program at noon in early 2012, which expanded to one hour that September. KNBC became

3596-570: Was shut down in 1944. The station was named after Paul Gottlieb Nipkow , the inventor of the Nipkow disk . Most often the term "television station" refers to a station which broadcasts structured content to an audience or it refers to the organization that operates the station. A terrestrial television transmission can occur via analog television signals or, more recently, via digital television signals. Television stations are differentiated from cable television or other video providers as their content

3658-663: Was sold out in advance; the first such game was the final home game of the 1973 season , as the Rams hosted the Cleveland Browns at the Coliseum on December 16. Until 2021, the station aired select games involving the Los Angeles Kings and Anaheim Ducks via NBC 's broadcast contract with the NHL , including Stanley Cup Finals victories in 2007 for the Ducks, and 2012 and 2014 for

3720-429: Was tailored to their respective market. For the Los Angeles feed of the channel, Colleen Williams anchored the hour-long Nonstop News LA . NBC California Nonstop ended on December 20, 2012, when Cozi TV was launched. The station has had a long history of carrying Los Angeles sports teams via NBC Sports . The station aired select Dodgers games from their arrival in Los Angeles in 1958 until 1989 (and games featuring

3782-590: Was the first Super Bowl televised in the host city), as well as Super Bowls XI , XVII , and XXVII , which were hosted at the Rose Bowl . Furthermore, the station provided local coverage of Super Bowl LVI , which was held at SoFi Stadium in Inglewood and won by the Rams . The first Super Bowl , which was also held at the Coliseum and broadcast on both NBC and CBS , did not air on KNBC or KNXT (channel 2, now KCBS-TV ), due to

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3844-421: Was then known, had been in operation since March 1955, and was at least four to five times larger than Radio City, and could easily accommodate KNBC's locally produced studio programming. NBC Radio's West Coast operations eventually followed channel 4 to Burbank not too long after. The station officially modified its callsign to KNBC-TV in August 1986, shortly after NBC and RCA were purchased by General Electric ;

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