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| Broadcast area | Chicago metropolitan area |
| Frequency | 105.1MHz (HD Radio) |
| Branding | Que Buena 105.1 |
| Programming | |
| Language | Spanish |
| Format | Regional Mexican |
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| Ownership | |
| Owner |
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| WPPN,WVIV-FM Also part of the Univision Cluster: TV StationsWXFT-TV andWGBO-TV | |
| History | |
First air date | February1947[1] |
Former call signs | |
Former frequencies | |
| Technical information[3] | |
Licensing authority | FCC |
| Facility ID | 67073 |
| Class | B |
| ERP | 5,700watts |
| HAAT | 425 meters (1,394 ft) |
Transmitter coordinates | 41°53′56.1″N87°37′23.2″W / 41.898917°N 87.623111°W /41.898917; -87.623111 |
| Translator(s) |
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| Links | |
Public license information | |
| Webcast | |
| Website | |
WOJO (105.1FM) is aradio station broadcasting aregional Mexican format. Licensed toEvanston, Illinois, United States, the station serves the Chicago area. The station is currently owned byTelevisaUnivision, via its divisionUforia Audio Network through licensee Tichenor License Corporation.[4][5]
WOJO's studios are located at 541 N. Fairbanks Ct, Suite 1100, Chicago, and its transmitter is located atop theJohn Hancock Center.
WOJO is also the affiliate station for the Chicago Fire MLS team, through an Exclusive Station on the Uforia App.
The station began broadcasting in February 1947, and held the call sign WEAW.[1][6] The station was owned by North Shore Broadcasting, and its call sign stood for its president Edward A. Wheeler.[1][6][2][7]
The station broadcast on 104.3 MHz briefly in 1947, before moving to 96.7 MHz later that year.[2] The station's transmitter was located in Evanston and it had anERP of 665 watts.[2] In 1948, the station's frequency was changed to 105.1 MHz and its ERP was increased to 36,000 watts at aHAAT of 240 feet.[2][1] The call sign officially became WEAW-FM in 1953 whena companion AM station was launched.[2] In 1961, the station's ERP was increased to 180,000 watts.[2] In 1970, the station's transmitter was moved to the top of the newJohn Hancock Center in Chicago, with its ERP reduced to 6,000 watts.[2]
Among the music heard on WEAW waslight music,easy listening,classical music, andshow tunes.[8][9][10][11][12][13] The station also carried programs from local schools, community organizations, andNorthwestern University.[7] The station also broadcastbackground music to stores and other businesses, with ads removed for subscribers.[7][8][14][15] By 1964, all of its subscription services had been moved to subcarriers.[16]
From 1947 through the 1960s, WEAW broadcastNorthwestern Wildcats football games.[17] It was also the flagship station of theChicago White Sox radio network in 1971 and 1972.[18]
By late 1972, most of the station's programming was in Spanish, and in December 1972, its callsign was changed to WOJO.[2][7]
In 1986, WOJO was sold to Tichenor Media for $1.4 million.[19][20] In 1997, Tichenor Media merged with Heftel Broadcasting to form the Hispanic Broadcasting Corporation, which merged withUnivision Communications in 2004.[21]
In 2025, WOJO also became the affiliate station for the Chicago Fire MLS team
| Call sign | Frequency | City of license | FID | ERP (W) | Class | Transmitter coordinates | FCC info |
|---|---|---|---|---|---|---|---|
| W236CF | 95.1 FM | Chicago, Illinois | 140658 | 60 | D | 41°52′44.1″N87°38′8.2″W / 41.878917°N 87.635611°W /41.878917; -87.635611 (W236CF) | LMS |
| W236CG | 95.1 FM | Bolingbrook, Illinois | 140691 | 250 | D | 41°55′36.1″N87°48′24.2″W / 41.926694°N 87.806722°W /41.926694; -87.806722 (W236CG) | LMS |
| W280EM | 103.9 FM | Chicago, Illinois | 140763 | 17 | D | 41°53′56.1″N87°37′23.2″W / 41.898917°N 87.623111°W /41.898917; -87.623111 (W280EM) | LMS |
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| U.S. television networks |
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| Mexican television networks |
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| Uforia Audio Network |
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| Univision Television Group |
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