KPBS
Encyclopedia
KPBS television is a PBS
Public Broadcasting Service
The Public Broadcasting Service is an American non-profit public broadcasting television network with 354 member TV stations in the United States which hold collective ownership. Its headquarters is in Arlington, Virginia....

 Public television member station based in San Diego, California
San Diego, California
San Diego is the eighth-largest city in the United States and second-largest city in California. The city is located on the coast of the Pacific Ocean in Southern California, immediately adjacent to the Mexican border. The birthplace of California, San Diego is known for its mild year-round...

, broadcasting on digital channel 30. The station is owned by San Diego State University
San Diego State University
San Diego State University , founded in 1897 as San Diego Normal School, is the largest and oldest higher education facility in the greater San Diego area , and is part of the California State University system...

. KPBS can be found on Cox Communications
Cox Communications
Cox Communications is a privately owned subsidiary of Cox Enterprises providing digital cable television, telecommunications and wireless services in the United States...

, Time Warner Cable
Time Warner Cable
Time Warner Cable is an American cable television company that operates in 28 states and has 31 operating divisions...

, and AT&T
AT&T
AT&T Inc. is an American multinational telecommunications corporation headquartered in Whitacre Tower, Dallas, Texas, United States. It is the largest provider of mobile telephony and fixed telephony in the United States, and is also a provider of broadband and subscription television services...

 U-verse
U-Verse
AT&T U-verse is a registered service mark under which AT&T offers Internet access, television, and telephone services in various parts of the United States. It began in 2008 to serve mostly residences and small businesses in urban and suburban areas.-Services:...

 on cable channel 11 in standard definition. The three San Diego area cable companies also carry KPBS' HD
High-definition television
High-definition television is video that has resolution substantially higher than that of traditional television systems . HDTV has one or two million pixels per frame, roughly five times that of SD...

 signal. Cox Communications
Cox Communications
Cox Communications is a privately owned subsidiary of Cox Enterprises providing digital cable television, telecommunications and wireless services in the United States...

 and Time Warner Cable
Time Warner Cable
Time Warner Cable is an American cable television company that operates in 28 states and has 31 operating divisions...

 carry the HD
High-definition television
High-definition television is video that has resolution substantially higher than that of traditional television systems . HDTV has one or two million pixels per frame, roughly five times that of SD...

 channel on cable channel 711, while, AT&T
AT&T
AT&T Inc. is an American multinational telecommunications corporation headquartered in Whitacre Tower, Dallas, Texas, United States. It is the largest provider of mobile telephony and fixed telephony in the United States, and is also a provider of broadband and subscription television services...

 U-verse
U-Verse
AT&T U-verse is a registered service mark under which AT&T offers Internet access, television, and telephone services in various parts of the United States. It began in 2008 to serve mostly residences and small businesses in urban and suburban areas.-Services:...

 broadcasts it on channel 1011. The station is also available on DirecTV
DirecTV
DirecTV is an American direct broadcast satellite service provider and broadcaster based in El Segundo, California. Its satellite service, launched on June 17, 1994, transmits digital satellite television and audio to households in the United States, Latin America, and the Anglophone Caribbean. ...

 and Dish Network
Dish Network
Dish Network Corporation is the second largest pay TV provider in the United States, providing direct broadcast satellite service—including satellite television, audio programming, and interactive television services—to 14.337 million commercial and residential customers in the United States. Dish...

's Local Channels package on channel 15 in standard definition. However DirecTV
DirecTV
DirecTV is an American direct broadcast satellite service provider and broadcaster based in El Segundo, California. Its satellite service, launched on June 17, 1994, transmits digital satellite television and audio to households in the United States, Latin America, and the Anglophone Caribbean. ...

 is the only satellite company that offers KPBS' high definition signal, also available on channel 15.

The TV station was founded in 1967 as KEBS-TV. The station changed its callsign to the current KPBS in 1970.

KPBS-TV is not part of the famed "big three" group of Los Angeles network flagship stations (KCBS-TV
KCBS-TV
KCBS-TV, channel 2, is an owned-and-operated television station of the CBS Television Network, located in Los Angeles, California. KCBS-TV shares its offices and studio facilities with sister station KCAL-TV inside CBS Studio Center in the Studio City section of Los Angeles, and its transmitter...

, KNBC
KNBC
KNBC, channel 4, is an owned-and-operated television station of the NBC Television Network, licensed to Los Angeles, California, USA. KNBC's studios and offices are located within the NBC Studios complex in Burbank, California, and its transmitter is located on Mount Wilson...

 and KABC-TV
KABC-TV
KABC-TV, channel 7, is an owned-and-operated television station of the Walt Disney Company-owned American Broadcasting Company, licensed to Los Angeles, California. KABC-TV's studios are located in Glendale, California...

); its call letters merely express the nature of the station's programming and affiliation (KOCE
KOCE-TV
KOCE-TV is a Public Broadcasting Service member Public televisionstation, and is the primary PBS member for Los Angeles and Southern California. KOCE also features programming focused on the communities of Orange County, California. It airs Orange County's only nightly newscast, Real Orange, with...

 would be considered the Los Angeles "flagship" for PBS). PBS is collectively owned by its member stations.

Like Watertown, New York's WPBS-DT, KPBS-TV is a border station—in this case, serving viewers in both the US and Mexico.

Digital television

Channel Video Aspect
Aspect ratio
The aspect ratio of a shape is the ratio of its longer dimension to its shorter dimension. It may be applied to two characteristic dimensions of a three-dimensional shape, such as the ratio of the longest and shortest axis, or for symmetrical objects that are described by just two measurements,...

Programming
15.1 1080i
1080i
1080i is the shorthand name for a high-definition television mode. The i means interlaced video; 1080i differs from 1080p, in which the p stands for progressive scan. The term 1080i assumes a widescreen aspect ratio of 16:9, implying a frame size of 1920×1080 pixels...

 
16:9
16:9
16:9 is an aspect ratio with a width of 16 units and height of 9. Since 2009, it has become the most common aspect ratio for sold televisions and computer monitors and is also the international standard format of HDTV, Full HD, non-HD digital television and analog widescreen television ...

 
Main KPBS programming / PBS
15.2 480i
480i
480i is the shorthand name for a video mode, namely the US NTSC television system or digital television systems with the same characteristics. The i, which is sometimes uppercase, stands for interlaced, the 480 for a vertical frame resolution of 480 lines containing picture information; while NTSC...

 
4:3  V-me
V-me
V-me is a public television service in the United States, broadcasting only in Spanish. The 24-hour digital broadcast service was launched on March 5, 2007, and is currently available in over 75% of all U.S...



At the time of the analog television shutdown, which took place on June 12, 2009, KPBS's digital signal remained on its pre-transition period channel 30. However, through the use of PSIP
Program and System Information Protocol
The Program and System Information Protocol is the protocol used in the ATSC digital television system for carrying metadata about each channel in the broadcast MPEG transport stream of a TV station and for publishing information about television programs so that viewers can select what to watch...

, digital television receivers will display KPBS's virtual channel
Virtual channel
In telecommunications, a logical channel number , also known as virtual channel, is a channel designation which differs from that of the actual radio channel on which the signal travels....

 as 15. KPBS had indicated that it might terminate analog service on April 30, 2009, in advance of the June 12, 2009 nationwide analog-digital conversation date. The station's website, however, states that KPBS continued analog transmissions until the June 12, 2009 mandatory full power TV station analog/digital conversion date. KPBS-TV broadcasts in 1080i
1080i
1080i is the shorthand name for a high-definition television mode. The i means interlaced video; 1080i differs from 1080p, in which the p stands for progressive scan. The term 1080i assumes a widescreen aspect ratio of 16:9, implying a frame size of 1920×1080 pixels...

 high definition.

When KCET
KCET
KCET, channel 28, is an independent, non-commercial public television station licensed to Los Angeles, California, USA. KCET's studio is located on West Sunset Boulevard in Hollywood, and its transmitter is atop Mount Wilson. Al Jerome is the current CEO and President, serving since 1996.KCET was...

 in Los Angeles dropped PBS at the end of 2010, KPBS became available on cable systems in Bakersfield, alongside San Bernardino
San Bernardino
San Bernardino, California is a large city in the Inland Empire Metropolitan Area of Southern California.San Bernardino may also refer to:-Landforms:*San Bernardino , a torrent that flows through the Italian province of Verbano-Cusio-Ossola...

 PBS member KVCR-DT and Fresno
Fresno
Fresno is the fifth largest city in California.Fresno may also refer to:-Places:Colombia* Fresno, TolimaSpain* Fresno, a ghost village in Nidáliga, Valle de Sedano, Burgos* Aldea del Fresno, Madrid* Fresno de la Vega, Ribera del Esla, León...

 PBS member KVPT
KVPT
KVPT virtual channel 18, known on-air as Valley PBS, is the sole source of public television broadcasting in California’s Central San Joaquin Valley. Based in Fresno, California, Valley PBS is licensed to Digital Channel 40, but continues to use its historic analog channel 18 as its virtual channel...

. It is also one of three PBS affiliates serving Palm Springs
Palm Springs
Palm Springs is a desert city in CaliforniaPalm Springs may also refer to:* Palm Springs, Florida* Palm Springs, Hong Kong, a residential development in Yuen Long, Hong Kong* Coachella Valley, also known as the Palm Springs area...

, the others being KVCR-DT and Huntington Beach
Huntington Beach, California
Huntington Beach is a seaside city in Orange County in Southern California. According to the 2010 census, the city population was 189,992; making it the largest beach city in Orange County in terms of population...

 PBS member KOCE.
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