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KDLD is a commercial FM radio station in Santa Monica, California, broadcasting to the Greater Los Angeles area on 103.1 MHz. KDLE is a commercial FM radio station in Newport Beach, California, broadcasting to the Orange County area on 103.1 MHz.

Key Information

KDLD and KDLE simulcast a Mexican cumbia music format branded as "Viva 103.1" on their analog and main HD Radio signals.[5] The two stations' studios are located in Los Angeles on the Miracle Mile. The KDLD transmitter is located in Baldwin Hills, while KDLE's transmitter is based in Newport Coast, California.

History

[edit]

Prior to 1991, the 103.1 frequencies in Los Angeles and Orange County operated as two separate stations, KSRF in Santa Monica and KOCM in Newport Beach.

KSRF in Santa Monica

[edit]

KSRF began broadcasting on December 22, 1960, and was the area's first easy listening formatted FM station.[1][6] The station was branded "K-Surf".[7][8] It was located in the lobby of King Neptune's Kingdom at Pacific Ocean Park, and featured brightly hued plastic panels, illuminated by changing lights.[9][10][8] It was almost entirely automated, utilizing advanced technology for the era.[8][9] In addition to easy listening music, the station broadcast stock market and weather reports.[8][9]

Originally owned by the Santa Monica Broadcasting Company, owned by J.D. and C.D. Funk, the station was sold in 1962 to Pacific Ocean Broadcasting, which was a subsidiary of Pacific Ocean Park, for $49,183.[11][10] In 1965, the station was sold to the Santa Monica Broadcasting Company for $135,000, with controlling interest owned by George Baron, who had been general manager of KSRF since its founding.[12][8][6] The station's studio was moved out of Pacific Ocean Park in 1969,[13] and in 1971 its transmitter was moved to the Lawrence Welk Plaza building in Santa Monica.[10][14] In 1985, KSRF dropped its beautiful music format, and adopted a soft adult contemporary format.[6] Radio Broadcasters, Inc., acquired KSRF in 1986 for $5,250,000.[15]

(The KSRF call letters are now assigned to a Contemporary Hawaiian and Reggae station in Poipu, Hawaii.)

KOCM in Newport Beach

[edit]

103.1 MHz in Newport Beach was issued its construction permit in 1958, as KAJS, named for its owner, Arnold J. Stone.[16] Stone sold the station to Western Enterprises Limited for $2,500 the following year.[16][17] In 1960, KAJS was sold to Newport-Costa Mesa Broadcasting for $3,000, and its call sign was changed to KNBB the following year.[18][16] The station began broadcasting on January 8, 1962.[3]

Success Broadcasting acquired KNBB for $34,750 in 1964 and changed its call letters to KOCM (later said to stand for "Orange County Music"[19]) on January 28 of that year.[20][16] KOCM aired an easy listening format.[21][7] In 1979, Hutton Broadcasting purchased the station for $2 million.[22][23][16] In 1981, the station was sold to Donrey Media Group for $2 million.[24] In 1986, the station began to play more vocals and fewer instrumentals, and shifted to a soft AC format.[7][25] When Donrey opted to focus on its newspapers and sell its six radio stations in 1986, the station was sold to Financial Capital Broadcasting Co. of Miami for $2.95 million.[25]

(Since 2007, the KNBB calls have been assigned to a sports-formatted station in Dubach, Louisiana.)

Mars-FM

[edit]

In 1991, Ken Roberts, former owner of KROQ-FM, bought KSRF and KOCM for $17.8 million and immediately expressed his desire to convert the two stations, which interfered with each other, into a simulcast.[26] Former KROQ engineer Frank Martin installed new transmitters and the TFT "Reciter" synchronization system to accomplish the simulcast. Stan Salek at Hammett and Edison of San Francisco published a paper at the 1992 National Association of Broadcasters convention on the case study for synchronization of KSRF and KOCM.

On May 24, 1991, the two stations began simulcasting a techno-rock format as "Mars-FM".[27][28] Club DJ Swedish Egil left KROQ-FM to join the new Mars-FM as music director, along with fellow KROQ alum Freddy Snakeskin, who became Mars-FM's program director.[27][28] On-air personalities at "Mars-FM" included "Big" Ron O'Brien, Raechel Donahue, Don Bolles, Rob Francis, Holly Adams, Tony Largo, Christian B, Mike Fright (Mike Ivankay) and Dave Alexander.[29][27][28] On August 19, 1992, Mars-FM's format was changed and the entire air-staff was let go.[27]

Jazz FM

[edit]

On September 7, 1992, the 103.1 simulcast became a jazz station as "Jazz FM 103.1" using the call letters KAJZ/KBJZ.[30][31] Air-staff included Dave Fennoy, Brooke Jones, and China Smith.[30] In June 1994, the stations' call signs were changed to KACD/KBCD as a promotional tie-in to a service the station offered, where one could purchase a CD of music played on the station by dialing an 800 number.[32] In October 1994, the station began airing Egil Aalvik Music Co.'s syndicated programs "Groove Radio International", "The House Groove", and "Planet Reggae", Friday and Saturday nights.[33]

(KBJZ is now a low-power jazz and variety station in Juneau, Alaska.)

CD 103.1

[edit]

On April 24, 1995, the station adopted a hot AC format, branded as "CD 103.1".[34][35] Music from the 1970s, 1980s, and 1990s was played in 15-minute blocks.[34]

Groove Radio

[edit]

On June 21, 1996, at 6 p.m., the station adopted a dance music format, branded "Groove Radio".[36] Swedish Egil returned as program director.[36] Groove Radio had a morning drive time show hosted by Jim "The Poorman" Trenton, an L.A. radio veteran and one of the two original co-hosts of the radio show "Loveline" on KROQ.[37] Other on-air personalities included Joe "The Boomer" Servantez, Holly Adams, Christian B, China Smith, and Swedish Egil.[37]

In August 1997, Egil was forced out of the station after the owners once again decided that they wanted the station to go in a mainstream direction, and the station was rebranded as "Groove 103.1", since Egil owned rights to the "Groove Radio" name.[38][39] On September 18, 1997, the owners switched it to a rhythmic contemporary format, but after the flooding of negative feedback crashed their voicemail system, they brought the Dance format back a week later, continuing with an electronica-intensive dance hits format for a year.[39][40] In 1998, KACD and KBCD were sold to Jacor Communications for $35 million, and on October 12, 1998, at noon, after playing "Children" by Robert Miles, the stations began simulcasting Jacor's KIIS-FM.[41][42][43]

Channel 103.1

[edit]

At 5 p.m. on October 19, 1998, the simulcast ended and the station adopted an adult album alternative (AAA) format, programmed by Nicole Sandler.[44] The format was launched with a speech by Sandler.[44] The first song played was "People Get Ready" by Ziggy Marley.[44] The station was branded "Channel 103.1" with the slogan "World Class Rock".[45][44] Program director Nicole Sandler was also afternoon DJ and Andy Chanley, previously with KLYY (Y107), handled the morning shift.[46][47]

In 2000, after Clear Channel merged with AMFM, the company would own too many stations in the Los Angeles area, according to Federal Communications Commission rules.[47][48] It was decided that KACD and KBCD would be sold, due to their small listenership, the fact that they counted as two stations, and the fact that they did not cover the entire Los Angeles market.[47][48][49] Channel 103.1 would continue to be heard on the internet, on a full-time web stream at channel1031.com and worldclassrock.com,[50][47] which lasted until August 2001.[51] "Channel 103.1" also began to air on AM 850 KACD in Thousand Oaks, California, primarily for the purposes of music-licensing, and to keep the station listed in Arbitron.[52][53]

Super Estrella

[edit]

KACD and KBCD were sold to Entravision Communications, a company known for its Spanish language outlets, for $85 million.[47] At 9 a.m. on August 28, 2000, the stations adopted a Spanish hits format as "Super Estrella" (Super Star), as part of a simulcast with 97.5 KSSE in Riverside, California.[53][54] In 2001, the stations' call signs were changed to KSSC and KSSD.[55][56]

KDL 103.1

[edit]

In January 2003, Entravision moved the "Super Estrella" format to the newly acquired 107.1 signals from Big City Radio, which today use the call letters KSSE/KSSC/KSSD.[57] The 103.1 FM simulcast was flipped back to dance once again, this time as "KDL 103.1" using the call letters KDLD and KDLE.[57][55][56] The format was modeled after KKDL in Dallas.[57] In December 2003, Entravision entered into an agreement with Clear Channel, wherein Clear Channel would sell the advertising on KDLD and KDLE, and on December 22, the station began airing Christmas music, with plans on switching to an alternative rock format after December 25, eliminating the competition with Clear Channel's KIIS and directing it toward CBS Radio's KROQ.[58]

Indie 103.1

[edit]
Indie 103.1's logo

On December 25, 2003, at 11 PM, KDL suddenly rang out with the song "James Brown is dead!" and "Indie 103.1" was launched, with The Ramones' "We Want The Airwaves" and The Clash's "This Is Radio Clash" being the first two songs played, which were followed by a series of new songs that had never seen commercial airplay before, setting the tone for what would become a musically adventurous and rebellious radio station. The station was launched by program director Michael Steele, music director Mark Sovel, and disc jockey TK.[59]

For a month, the station ran with no commercials or disc jockeys and featured only the voices of listeners from phones messages left on the request line voice mail. Many of the phone messages were angry listeners yelling "You guys suck!" and "What happened to 'KDL the party station'?".

The logo for "Indie 103.1" was designed by "André the Giant Has a Posse/OBEY Giant" street artist Shepard Fairey, who would later achieve fame as the designer of Barack Obama's "Hope" poster for his 2008 presidential campaign.[60]

On February 10, 2004, at noon, the first live DJ appeared on Indie 103.1: Steve Jones — guitarist, songwriter, and founding member of the Sex Pistols. His program, Jonesy's Jukebox, became famous for its freeform music and Jones' unorthodox delivery style, which included long pauses, belches, and the frequent whistling of songs.[61] Jonesys' producer (Indie 103.1 music director Mark Sovel) was dubbed "Mr. Shovel" by Jones and became his on-air foil.[62] The second DJ to appear was TK. Steele actively recruited L.A.-based music notables for the air staff. Within its first year, "Indie" (as it came to be known) was airing live original programs hosted by Rob Zombie, Henry Rollins, The Crystal Method, Christian B and Dave Navarro.

Indie 103.1 quickly grew in popularity among listeners around the Los Angeles area and around the world, although due to limited signal range it was never a ratings winner. In 2004, Rolling Stone magazine declared Indie 103.1 "America's Coolest Commercial Station",[63] and in April 2008, the same publication voted Indie the "Best Radio Station" in the country.[64]

In March 2006, Dicky Barrett of The Mighty Morning Show was dismissed by the station. He was replaced by Joe Escalante, who called his show "The Last Of The Famous International Morning Shows". Escalante's morning show included daily appearances by film director David Lynch, who served as weatherman, and actor Timothy Olyphant, who served as a sports commentator. The show also featured a weekly wine tasting and education hour called "Wino Wednesday", and hosted a number of celebrity guests including Crispin Glover, Christina Ricci, Pat Buchanan, Will Ferrell, Maynard James Keenan, Werner Herzog, Phil Donahue, Kristen Stewart, Harry Shearer, Dennis Hopper, and Andy Dick.[65]

In February 2007, program director Michael Steele left and was replaced by Max "Mad Max" Tolkoff of XETRA-FM (Tijuana/San Diego, "91X") fame. On August 19, 2008, station manager Dawn Girocco announced her departure from the station.[66] Starting in October 2008, longtime specialty shows were either dropped ("Feel My Heat", "Community Service", "Head Trip", "Big Sonic Heaven", "Camp Freddy Radio") or moved to weekends ("Harmony in My Head").[67] Upon the cancellation of his roots music show "Watusi Rodeo," Chris Morris accused the station of "now being styled as KROQ Jr." in an effort to increase the station's ratings.[68]

In November 2008, Escalante stated he was giving up the morning show but would continue to host an expanded two-hour version of his legal-advice show, "Barely Legal Radio."[69]

On January 15, 2009, Entravision made the decision to drop the "Indie" format.[70][71][72] At 10 a.m. that day, after departing station personalities bade farewell to listeners, "Indie" signed off with versions of "My Way" by both Frank Sinatra and Sid Vicious.[73] A 5-song loop and a pre-recorded message urging listeners to listen to the station online was then repeated on the air until midnight on January 17, 2009.[73][74] The old show continued to air as indie1031.com, an Internet radio program.[75]

References to "Indie 103.1" were seen in the Fox TV show The O.C., the movie Grandma's Boy, and the MTV show Punk'd.[59]

Spanish-language formats

[edit]
Logo as "José"

After the demise of "Indie", the simulcast flipped to regional Mexican as "103.1 El Gato".[74][76] The format would later shift to Spanish adult hits as "José". On January 8, 2018, KDLD and KDLE dropped Spanish adult hits and reverted to the regional Mexican format as "La Tricolor".[77]

Logo as "Super Estrella"

On July 26, 2018, at 10:04 a.m., "Super Estrella" returned on 103.1 featuring a Rock en español format.[78]

On December 16, 2019, KDLD/KDLE changed their format to Mexican cumbia, branded as "Viva 103.1".[79]

Signal coverage

[edit]

When the signals were synchronized, they consisted of a 3,000-watt directional signal in Santa Monica and 2,570-watt non-directional signal in Newport Beach.[80] However, in late 2005, an attempt was made to improve signal coverage by adding an extra 700 watts to the Santa Monica transmitter and removing the gain antenna to provide a non-directional signal.[81][82] The transmitter in Newport Beach was moved a few miles south to a mountain south of Newport Beach, downgrading power to 300 watts but tripling the height.[83] The Newport Beach transmitter was made directional, sending the signal northeast and southwest.[83] This fixed the problem of poor signal along the coastal cities and in Orange County, California. Nevertheless, the combined signals still have poor coverage in some areas of Los Angeles County, notably so in the San Fernando and San Gabriel valleys.

References

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KDLD

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KDLD (103.1 FM, branded as Viva 103.1) is a commercial Class A radio station licensed to Santa Monica, California, United States, broadcasting a regional Mexican format focused on cumbia and related genres to the Greater Los Angeles area.[1][2] The station transmits with 3,700 watts of effective radiated power from a tower in Baldwin Hills, reaching listeners across Los Angeles County and simulcasting with sister station KDLE (103.1 FM) in Newport Beach to extend coverage into Orange County.[1][3] Owned by Entravision Communications since 2000, KDLD targets the region's large Hispanic audience with programming that includes popular Latin tracks, on-air personalities, and community-focused content.[2][4] The station traces its origins to 1960, when it signed on as KSRF, one of the first FM stations in the Los Angeles area to adopt a beautiful music (easy listening) format, providing instrumental and light vocal selections to a growing suburban audience.[4][3] Over the ensuing decades, KSRF and its Orange County counterpart KOCM—initially separate outlets—underwent significant transformations, shifting to adult contemporary in the 1980s under brandings like "K-Surf" and "K-Ocean," before evolving into rhythmic and dance formats such as "MARS FM" in 1991 and "Groove Radio 103.1" in 1996.[4] The call letters KDLD were assigned in 2003, coinciding with a brief dance music phase as "KDL" followed by a switch to modern rock as "Indie 103.1," which gained acclaim as "America’s Coolest Commercial Station" by Rolling Stone in 2004 for its innovative alternative programming.[1][4][5] Since Entravision's acquisition, KDLD has primarily served Spanish-speaking listeners through a series of Hispanic-oriented formats, including regional Mexican as "El Gato" starting in 2009, adult contemporary Spanish as "Jose FM" from 2014 to 2018, and other iterations like "La Tricolor" and "Super Estrella" before settling on its current Viva 103.1 branding in 2019, emphasizing upbeat cumbia and contemporary Latin hits.[4][5] This evolution reflects broader trends in Los Angeles radio, where stations adapt to the city's diverse demographics and the dominance of Spanish-language media in the market.[2] The station's digital transmission and online streaming via platforms like iHeartRadio further enhance its accessibility to a modern audience.[6]

Overview

Station Profile

KDLD (103.1 FM, "Viva 103.1") is a commercial radio station licensed to Santa Monica, California, and owned by Entravision Communications through its subsidiary Entravision Holdings, LLC.[7] It serves the Greater Los Angeles market with a focus on Mexican cumbia music, branded as "Cumbia y Más," which emphasizes upbeat regional Mexican rhythms from artists like Los Ángeles Azules and Grupo Kual.[8] The format launched on December 16, 2019, replacing the prior Super Estrella branding and targeting the area's large Hispanic listening demographic.[9] As a Class A FM station, KDLD operates on the 103.1 MHz frequency with an effective radiated power of 3,700 watts, enabling primary coverage across the Greater Los Angeles area from its transmitter site in the Baldwin Hills neighborhood.[1] The station's studios are co-located with other Entravision properties in Los Angeles at 5700 Wilshire Boulevard, Suite 250, facilitating integrated production for its programming lineup, which includes shows like Shoboy en la Mañana and El Fogón.[10][11] KDLD simulcasts its signal with sister station KDLE (103.1 FM) in Newport Beach to extend reach into Orange County.[9]

Simulcast with KDLE

KDLE (103.1 MHz) is a class A FM radio station licensed to Newport Beach, California, operating at an effective radiated power of 300 watts with a height above average terrain (HAAT) of 294 meters.[12] The station's transmitter is located in the Newport Coast area, enabling it to provide coverage to southern portions of Orange County and complement the primary signal from its simulcast partner.[12] The simulcast partnership between KDLD and KDLE originated in 1991 when broadcaster Ken Roberts acquired the predecessor stations KSRF (in Santa Monica) and KOCM (in Newport Beach) for $17.8 million and synchronized their operations to create a unified signal across the Los Angeles and Orange County markets.[4] This synchronization under Roberts' ownership launched with the "MARS FM" format, focusing on electronic and rave-inspired music, and was designed to achieve broader regional coverage by leveraging the complementary transmitter locations—KDLD's in the Baldwin Hills section of Los Angeles and KDLE's in Newport Coast.[4] Today, KDLD and KDLE operate as a single entity branded as "Viva 103.1," simulcasting a Mexican cumbia music format on both analog and HD Radio channels from shared studios at 5700 Wilshire Boulevard in Los Angeles.[13] This arrangement allows the stations to deliver consistent programming, including shows like "Shoboy en la Mañana" in mornings and "El Fogón" in evenings, while KDLE specifically enhances signal penetration in Orange County's southern communities.[11]

History

Early Years as KSRF and KOCM (1960s-1980s)

KSRF, licensed to Santa Monica, California, signed on the air in December 1960 as the area's first easy listening FM station on 103.1 MHz, branded as "K-Surf" and featuring a beautiful music format of light instrumentals and vocal standards.[14][4] The station operated with 1,000 watts of power from a 230-foot tower at Pacific Ocean Park, providing regional coverage primarily to western Los Angeles County but limited reach due to its low effective radiated power and coastal location.[14] Initially owned by Santa Monica Broadcasting Company, KSRF was sold in 1962 to Pacific Ocean Broadcasting, a subsidiary of the Pacific Ocean Park amusement complex.[15][16] Throughout the 1960s and 1970s, the station maintained its beautiful music programming, automated for much of its operation to deliver a serene, background-listening experience targeted at adults.[4] By 1985, facing competition from evolving FM formats, KSRF transitioned to a soft adult contemporary sound, incorporating more vocal pop and lighter rock elements while retaining some instrumental tracks.[17] KOCM, licensed to Newport Beach, California, began broadcasting on January 8, 1962, on 103.1 MHz as an easy listening outlet known as "K-Ocean," serving Orange County with a beautiful music format similar to KSRF's.[4] The station's early signal was modest, offering localized coverage to coastal communities but struggling with interference in broader Southern California due to its standalone operation on the same frequency as KSRF.[4] Owned initially by a local group, KOCM was acquired in 1979 by Hutton Broadcasting for approximately $2 million as part of the buyer's expansion into FM properties.[18] Like its counterpart, KOCM adhered to beautiful music through the 1970s, emphasizing orchestral arrangements and easy vocals for a relaxed audience.[4] In 1986, it evolved to soft adult contemporary, blending contemporary hits with softer classics to appeal to a slightly younger demographic while preserving the station's mellow identity.[4] During the 1960s and 1970s, both stations functioned independently, with KSRF focusing on Los Angeles listeners and KOCM on Orange County, their overlapping frequencies creating occasional reception challenges but no formal coordination until later decades.[4] Technical limitations, including directional antennas to mitigate co-channel interference, confined their audiences to specific locales rather than the full metro area.[4]

Synchronization and Alternative Formats (1991-1996)

In 1991, radio entrepreneur Ken Roberts, previously known for his stewardship of KROQ-FM, acquired the licenses for KSRF in Santa Monica and KOCM in Newport Beach for $17.8 million, marking a significant shift in the Los Angeles radio landscape.[4] This purchase enabled the first full-time simulcast on the 103.1 FM frequency, requiring technical upgrades including new transmitters to synchronize signals across the two distant sites and prevent interference in the expansive market.[19] On May 24, 1991, the paired stations relaunched as KACD and KBCD under the "Mars-FM" branding, introducing a pioneering techno-rock and dance format focused on electronic music, house, and emerging rave influences to target younger listeners seeking alternatives to mainstream rock.[4][20] The Mars-FM experiment faced early hurdles in audience reception, as the high-energy, club-oriented sound struggled to attract a broad base amid competition from established outlets like KROQ-FM, resulting in low ratings that prompted a swift pivot.[21] On September 7, 1992, the simulcast transitioned to "Jazz FM 103.1" with new call signs KAJZ and KBJZ, embracing a smooth jazz format featuring contemporary instrumental tracks and vocalists like George Benson and Anita Baker, hosted by talents such as Dave Fennoy.[22][4] This change aimed to capitalize on the growing popularity of relaxed, urban-leaning jazz but encountered similar challenges, including tepid initial listenership in a market dominated by more aggressive pop and rock stations, leading to middling Arbitron ratings through 1994.[23] By April 24, 1995, seeking greater commercial viability, the stations flipped to "CD 103.1" as a hot adult contemporary format under the original KACD/KBCD calls, programming hits from the 1970s, 1980s, and 1990s in themed blocks to appeal to a 25-44 demographic.[24][25] Early efforts highlighted ongoing simulcast synchronization as a technical feat, but audience adaptation to the eclectic block programming proved uneven, with the format achieving modest gains in share before further evolution in 1996.[26] Prior to the 1991 pairing, both stations had independently aired easy listening programming, setting a conservative tone that contrasted sharply with these alternative ventures.[4]

Dance and Rock Eras (1996-2009)

In June 1996, KDLD launched the "Groove Radio 103.1" format, marking the first mainstream all-electronica station in Los Angeles with a 24/7 dance music playlist featuring techno, house, and artists like Goldie and Leftfield.[27][4] Swedish Egil, a prominent DJ who had previously worked at KROQ, served as music director and on-air personality, hosting mix shows that included DJ interviews and electronica news segments.[27][4] This format built on the station's earlier experimental phases in jazz and hot adult contemporary but emphasized dance music's growing popularity in the mid-1990s club scene.[4] By August 1997, due to trademark disputes, the branding shifted to "Groove 103.1," though the dance focus remained until the station's sale later that year.[5] In October 1998, under new Clear Channel ownership, KDLD rebranded as "Channel 103.1," transitioning to an adult alternative rock format branded as "World Class Rock," which featured a mix of established and emerging rock acts to appeal to a broader audience.[4][28] This period introduced more structured programming with fewer dance elements, reflecting industry trends toward hybrid rock formats.[4] The station reverted to dance-oriented programming in early 2003 as "KDL 103.1," simulcasting with KDLE to deliver contemporary hit radio-style mixes before a pivotal shift on December 25, 2003, when it launched "Indie 103.1" at 11 p.m. with The Ramones' "We Want the Airwaves."[5][29] The alternative rock format focused on classic punk, post-punk, and new indie tracks, programmed without initial commercials or DJs to emphasize music discovery, later adding shows like "Jonesy's Jukebox" hosted by Steve Jones starting in February 2004.[30][29] Mix shows and specialty programs, such as "Harmony in My Head" with Henry Rollins, highlighted local LA bands like Silversun Pickups and She Wants Revenge, playing a key role in elevating indie music's visibility in the city's scene.[29][31] During the Indie era, the station underwent transmitter enhancements in 2005 to improve signal coverage across the Greater Los Angeles area, supporting its growing listener base amid format innovations.[4] Rolling Stone recognized "Indie 103.1" as "America’s Coolest Commercial Station" in 2004 for its adventurous playlist blending 1980s alternative classics with contemporary acts.[4] The format persisted until January 15, 2009, when it ended abruptly, transitioning away from rock amid declining ratings and ownership shifts.[31][4]

Spanish-Language Transition (2009-Present)

In January 2009, following the discontinuation of the English-language Indie 103.1 format on January 15, KDLD and its simulcast partner KDLE flipped to a regional Mexican music format branded as "103.1 El Gato" on January 19.[32][4] This change targeted the large Hispanic listening audience in the Los Angeles area with contemporary regional Mexican hits from artists such as Horóscopos de Durango.[33] By 2011, the stations transitioned to a Spanish adult hits format under the "José" branding, featuring a mix of Spanish-language adult contemporary and Mexican regional hits from the 1970s through the 2000s.[34] The "José: Toca lo Que Quiere" slogan emphasized eclectic programming that appealed to a broad spectrum of Hispanic adults, including variety shows and classic tracks.[34] On January 8, 2018, KDLD and KDLE reverted to regional Mexican as "La Tricolor," part of Entravision's expansion of the format across multiple markets to focus on banda, norteño, and grupero music aimed at Hispanic males aged 18-49.[35][36] This shift included syndicated programming like "La Preparatoria" to enhance listener engagement in the competitive Los Angeles Hispanic radio landscape.[37] The regional Mexican run was short-lived, as on July 26, 2018, at 10:04 a.m., the simulcast adopted a rock en español format reviving the "Super Estrella" brand, which had previously aired in Los Angeles on other frequencies in the late 1990s and early 2000s.[38][39] Evolving into "Super Estrella Retro" by late 2019, it spotlighted classic rock and pop in Spanish from artists like Maná and Caifanes, drawing on nostalgic appeal for the Hispanic market.[40] On December 16, 2019, KDLD and KDLE launched the current Mexican cumbia format as "Viva 103.1," emphasizing cumbia sonidera, rebajada, and traditional cumbia from groups such as Los Ángeles Azules, Grupo Kual, and La Sonora Dinamita.[9] This resurrection of the "Viva" name, originally used on 107.1 FM two decades earlier, marked a pivot to high-energy dance-oriented Spanish music tailored to younger Hispanic listeners.[8] Programming includes weekday shows like "Shoboy en la Mañana" (6-10 a.m.), "Jimena Aguilar" (12-2 p.m.), "Hyacinth" (3-5 p.m.), and "El Fogón" (5-7 p.m.), with weekend specials focused on cumbia mixes.[11] The "Viva 103.1" format has streamed online via platforms like iHeartRadio and Entravision's Latino Radio Network website, broadening access beyond the FM signal for the expanding Hispanic digital audience in Los Angeles.[6][41] Amid the U.S. Hispanic population reaching 68 million in 2024—representing 20% of the total and accounting for 71% of national population growth from 2022 to 2023—the station's cumbia focus has supported stable listenership in a market where Spanish-language radio remains vital for cultural connection.[42][43]

Ownership

Key Sales and Transfers (1960s-2000)

In 1962, the license for KSRF was assigned from J.D. and C.D. Funk to Pacific Ocean Broadcasting, a subsidiary of Pacific Ocean Park amusement center, following FCC approval of the transaction.[16] This early transfer reflected the era's modest valuations for FM stations in emerging markets, enabling localized operations amid limited competition. Subsequent ownership under Pacific Ocean Broadcasting supported experimental programming efforts, though financial constraints limited major expansions until later decades. By 1979, Success Broadcasting, which had acquired the station in the mid-1960s and rebranded it as KOCM, sold it to Hutton Broadcasting for approximately $2 million in cash, with the deal approved by the FCC as part of a corporate liquidation plan.[18][44] The sale provided Hutton with an entry into Southern California's competitive radio landscape, funding initial investments in signal improvements that influenced subsequent format trials. In 1981, Hutton transferred KOCM to Donrey Media Group for $2 million, receiving FCC authorization that aligned with Donrey's broader acquisition strategy in media properties.[45] This transaction bolstered Donrey's portfolio in the region, allowing for operational synergies that encouraged programming diversification without immediate format overhauls. The 1986 sale of KOCM from Donrey to Financial Capital Broadcasting Co. for $2.95 million in cash marked a significant escalation in valuation, approved by regulators amid rising FM market demand.[46] The deal's financial scale reflected the station's growing audience potential, enabling the new owner to pursue innovative content strategies that tested adult contemporary and niche appeals. Financial Capital's stewardship lasted until the late 1990s, when the stations—then operating as KACD and KBCD under the "Groove Radio" branding—were acquired by Jacor Communications in 1998 for $67 million, part of Jacor's aggressive expansion following its merger activities and subject to FCC divestiture conditions to maintain market competition.[47][48] This high-profile transfer integrated the properties into Jacor's national network, providing resources for format experimentation while navigating antitrust scrutiny. In 2000, Citicasters (a Jacor subsidiary) sold the assets of the two Los Angeles-area stations to Entravision Communications for $85 million, with the agreement cleared by the FCC to comply with ownership limits.[49] The substantial proceeds from this transaction underscored the stations' strategic value in the consolidating radio industry, setting the stage for Entravision's long-term operational focus post-2000. These sales collectively drove the station's evolution by injecting capital for technical upgrades and market positioning, though regulatory oversight ensured balanced competition in the Los Angeles market.

Entravision Era and Operations (2000-Present)

In August 2000, Entravision Communications Corporation acquired the 103.1 MHz stations (then KACD-FM in Santa Monica and KBCD-FM in Newport Beach) from Citicasters Co. for $85 million, closing on August 24; the call signs were soon changed to KSSC-FM and KSSD-FM as Entravision launched a Spanish hits format.[50] Concurrently, on August 9, Entravision completed its $462 million purchase of Z-Spanish Media Corporation, which added 25 Spanish-language radio stations across 13 markets to its portfolio.[51][52] These transactions marked Entravision's strategic expansion into the Los Angeles market, integrating the 103.1 MHz simulcast into its growing network of Hispanic-targeted media assets, which at the time included over 50 radio stations nationwide focused on Spanish-language programming and advertising.[53] The acquisitions aligned with Entravision's mission to serve the U.S. Hispanic audience, leveraging the stations' coverage of Greater Los Angeles to enhance local market penetration.[51] Following the acquisitions, Entravision pursued operational efficiencies through joint sales agreements (JSAs) to optimize revenue in competitive markets. In December 2003, the company entered a JSA with Clear Channel Communications for the stations, then branded as Indie 103.1, under which Clear Channel handled advertising sales while Entravision retained ownership and programming control.[54] This arrangement allowed Entravision to monetize the English-language format without diverting resources from its core Spanish offerings. However, the JSA ended in early 2005 after an FCC ruling deemed such agreements attributable to ownership interests, prompting Entravision to establish its own in-house sales team for the stations.[55][56] Entravision has fostered programming and operational synergies across its Los Angeles radio cluster, which includes KDLD/KDLE alongside stations like KSSE-FM (107.1 MHz), KSSC-FM (107.1 MHz), and KLYY-FM (97.5 MHz), enabling shared content syndication, promotional events, and cross-platform advertising targeted at the Hispanic community.[57] These synergies support cost-effective operations, such as centralized production from Entravision's facilities in Santa Monica, California, while complying with FCC multiple ownership rules that limit concentration in the nation's largest radio market.[57] As of 2025, KDLD and KDLE operate as a key component of Entravision's radio division, with digital extensions including online streaming via platforms like the Entravision website and third-party apps, extending reach beyond traditional over-the-air broadcasts to mobile and web audiences.[41][58] The stations have seen no major structural changes since 2019, continuing to align with Entravision's corporate structure as subsidiaries of Entravision Holdings, LLC, under the parent company's oversight to ensure regulatory compliance, including EEO reporting and public file maintenance as required by the FCC.[57] This setup supports Entravision's broader strategy of integrated media services, combining radio with digital advertising solutions for Hispanic consumers.[59]

Technical Information

KDLD Specifications

KDLD is licensed as a Class A FM broadcast station operating on 103.1 MHz with an effective radiated power (ERP) of 3,700 watts and a height above average terrain (HAAT) of 82 meters (269 feet).[1][60] The transmitter is situated atop Baldwin Hills in Los Angeles at coordinates 34°00′54″N 118°22′53″W.[1] The station employs a non-directional antenna system, as specified in its FCC license parameters.[1] Modulation is standard FM stereo, with digital broadcasting via the HD Radio system, allowing for potential multicasting of secondary audio channels alongside the primary analog signal.[1][60] The current technical configuration was authorized through a construction permit (BLH-20041227ABE) filed on December 27, 2004, and granted on May 19, 2005, marking a key adjustment in the station's transmission setup.[61] Prior to 2005, under call signs such as KSSC (used from 2001 to 2003), the station operated under earlier FCC authorizations with varying parameters, though detailed pre-2005 ERP and HAAT values reflect transitional filings leading to the Baldwin Hills relocation.[1] KDLD simulcasts its programming with KDLE to extend service across the Greater Los Angeles region.[60]

KDLE Specifications

KDLE operates as a Class A FM radio station broadcasting at 103.1 MHz from a transmitter site in Newport Coast, California, with coordinates at 33° 36' 19" N, 117° 48' 41" W.[12] Its effective radiated power (ERP) is 300 watts, and the height above average terrain (HAAT) measures 294 meters, utilizing a directional antenna pattern to optimize coverage toward southern Orange County and adjacent areas.[12] This configuration employs lower power than the primary simulcast partner KDLD's 3,700-watt setup, but compensates with significantly greater elevation to extend the signal southward.[1][12] The station's technical parameters were established through a construction permit application filed with the FCC on December 15, 2004 (Application ID: 200412151), which authorized the facility under Facility ID 33904.[62] The license was granted on May 19, 2005, and remains valid until December 1, 2029.[12]

Signal Coverage and Enhancements

The combined signals of KDLD and KDLE provide primary contour coverage across the Greater Los Angeles area and Orange County, serving as a simulcast to deliver consistent programming to urban and suburban listeners in these regions. This setup ensures reliable reception in densely populated coastal and central zones, where the stations target broad audiences through their shared frequency.[3] In 2005, during the station's Indie 103.1 era, KDLD underwent a significant transmitter relocation to Baldwin Hills, which enhanced overall signal coverage and improved stereo reception quality for listeners within the primary market. The FCC granted the construction permit for this upgrade on May 19, 2005, allowing for better propagation in key areas of Los Angeles.[1] As of November 2025, the stations broadcast in analog FM stereo with accompanying HD Radio digital transmission on the main channel, without active subchannels.[1] Despite these improvements, the signals exhibit rimshot characteristics in inland areas, resulting in marginal reception quality due to distance and potential interference from terrain or other broadcasts in remote suburbs.[1]

References

  1. KDLD-FM 103.1 MHz - Santa Monica, CA - Radio-Locator.com
  2. Viva 103.1 (KDLD) Santa Monica, CA - Listen Live - USA radio stations
  3. KDLD (Commercial zone) - Mapy.com
  4. KSRF Los Angeles Radio History - Playlist Research
  5. KDLD | Logopedia - Fandom
  6. Viva 103.1 KDLD - iHeart
  7. General Rules for Contest & Sweepstakes - Entravision
  8. Entravision L.A. Drops 'Super Estrella' For Mexican Cumbia 'Viva ...
  9. KDLD/KDLE Los Angeles Becomes Viva 103.1 - RadioInsight
  10. Listen Live to KDLD 103.1 FM Radio Station - Santa Monica, California
  11. KDLE-FM 103.1 MHz - Newport Beach, CA - Radio-Locator.com
  12. KDLD - 103.1 - United States - Los Angeles - GooRadios
  13. Viva 103.1 | Santa Monica CA - Facebook
  14. KSRF radio station. - Santa Monica Public Library Digital Collections
  15. Application of Santa Monica Broadcasting (KSRF-FM) for CP for ...
  16. [PDF] °DOCUMATIC' - World Radio History
  17. [PDF] Mediatrix.Los-Angeles-1986.pdf - World Radio History
  18. BURRILL v. COMMISSIONER OF INTERNAL REVENUE | 93 T.C. ...
  19. http://laradio.com/november2014.htm
  20. 25 Years Of MARS FM
  21. Three FM Radio Changes Have One Thing in Common : Ratings
  22. 'Smooth Jazz' Format Debuts on Local Radio - Los Angeles Times
  23. [PDF] LA Radio Guide 1994-08-09
  24. [PDF] LA Radio Guide - World Radio History
  25. KACD (CD 103.1) - Los Angeles (Santa Monica), CA - 5/9/95
  26. 2006 - ~Los Angeles Radio People, Template
  27. Groove Radio gets its groove back - Salon.com
  28. http://www.socalradiohistory.com/kwst.html
  29. We Want the Airwaves: An Oral History of Indie 103.1, Commercial ...
  30. Indie 103.1: rockturnative - Los Angeles Times
  31. The Day the Music Died: The End of Indie 103.1 - LA Weekly
  32. Indie 103 Flips To 'El Gato' - Billboard
  33. Indie 103.1 Los Angeles To Become "El Gato" - RadioInsight
  34. ENTRAVISION COMMUNICATIONS CORP (Form: 10-K, Received
  35. Jose Returns To KLYY Riverside After Four Months Away
  36. Entravision Rolls Out La Suavecita Format Nationally. - Inside Radio
  37. 'El Show del Raton' Debuts On Entravision's La Tricolor Network.
  38. News Details - News - Entravision Communications Corporation
  39. Entravision Communications Corporation Announces Return of ...
  40. Entravision Resurrects Jose & Super Estrella Brands In Southern ...
  41. Latino Radio Network - Entravision
  42. https://www.twinmindsmedia.com/blog/10-hispanic-marketing-statistics-to-know
  43. [PDF] The 2020 Hispanic Market Report - Claritas 360
  44. H-2c - Assignment of the License for the KOCM Radio Station from ...
  45. [PDF] 1981-BC-YB.pdf - World Radio History
  46. KOCM-FM Is Sold for $2.95 Million - Los Angeles Times
  47. [PDF] Clear Channel And Jacor To Merge CBS Layoffs ABC Freezes ...
  48. Justice Department Requires Jacor to Sell Eight Radio Stations as ...
  49. ENTRAVISION COMMUNICATIONS CORP (Form: S-1/A, Received
  50. [PDF] Entravision Communications Corporation - AnnualReports.com
  51. Spanish-Language Behemoth Created - Radio World
  52. Hispanic TV, Radio Firm Entravision Plans IPO - Los Angeles Times
  53. Entravision's Replacement Format May Aid Clear Channel
  54. Independence day for Indie 103.1 - Los Angeles Times
  55. 'Independent' Rock Station Finds It Must Stand on Its Own - Los ...
  56. 10-K - SEC.gov
  57. Viva 103.1 Listen Live - Online Radio Box
  58. Entravision – Leading Global Advertising
  59. FM Station KDLD - Station Information - FCC Public Inspection Files
  60. https://www.fccinfo.com/CMDProFacLookup.php?tabSearchType=City&sCurrentService=FM&sCity=Santa%20Monica&sState=CA
  61. KDLE FM 103.1 MHz in Newport Beach, California - Radio Station Info
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