XHUS-TDT channel 8, also known as "Unison TV", is an educational television station owned and operated by the

University of Sonora The University of Sonora (:es:Universidad de Sonora, Universidad de Sonora, abbreviated as Unison) is a public university in the northwestern state of Sonora, Mexico that has a strong research program. The university was founded in 1942 and is c ...

(UniSon) in

Hermosillo, Sonora Hermosillo (), formerly called Pitic (as in ''Santísima Trinidad del Pitic'' and ''Presidio del Pitic''), is a city located in the center of the northwestern Mexican state of Sonora. It is the municipal seat of the Hermosillo municipality, th ...

History

XHUS-TV signed on air in 1965 with 1 kW of power; it was officially launched on December 4 of that year. It shared studio facilities with XEUS-AM "Radio Universidad" and broadcast from 8 to 10pm, Monday through Friday. It broadcast local events such as the 1969 Juegos Universitarios, which were hosted by UniSon. Due to economic problems, channel 8 signed off in 1973. In the late 1970s, work began to bring the station back to the air; in 1977, paperwork was filed to bring channel 8 back on air and new videotape equipment was acquired the next year. However, the conversion of the original DWM transmitter to color operation caused problems. At last, in 1979, channel 8 returned to the air under agreement with the

Instituto Politécnico Nacional The National Polytechnic Institute of Mexico ( es, Instituto Politécnico Nacional de México; ), abbreviated IPN, is one of the largest public universities in Mexico with 171,581 students at the high school, undergraduate and postgraduate level ...

, through which XHUS rebroadcast its

Canal Once Once (Eleven; formerly Once TV México and Canal Once) is a Mexican educational broadcast television network owned by National Polytechnic Institute. The network's flagship station is XEIPN-TDT channel 11 in Mexico City. It broadcasts across ...

via microwave link. This was replaced by a satellite connection in 1981. In 2002, XHUS went off the air yet again, not returning until fall 2010. The bulk of XHUS's programming is sourced via contract with Canal Once,

Canal 22 XEIMT-TDT, known as Canal 22, is a television station located in Mexico City. Broadcasting on channel 22, XEIMT is owned by Televisión Metropolitana, S.A. de C.V., and operated by the Secretariat of Culture. It is one of Mexico's principal pub ...

and

TV UNAM TV UNAM (stylized as ''tvunam'' and ''tv•unam'', formerly written ''teveunam'') is an educational television network owned and operated by the National Autonomous University of Mexico (UNAM) in Mexico City. Programming on TV UNAM generally co ...

.Ana Isabel Zepeda
Reanudarán programación del Canal 8 de la Unison
, ''El Imparcial'' 5 September 2010 The station had not built digital facilities by late 2015; in order to remain on air for an additional year, XHUS reduced power to 1 kW. In 2016, XHUS migrated to digital on channel 8—one of very few VHF digital TV stations in Mexico. On December 4, 2017, XHUS rebranded as "Unison TV".

References

Public television in Mexico Mass media in Hermosillo Television channels and stations established in 1965 Television stations in Sonora {{Mexico-tv-station-stub