XHTM-TDT is a television station licensed to and broadcasting from Altzomoni, State of Mexico on virtual channel 2.
[3] The transmission from Paso de Cortés (Cortez Pass), 13,405 feet (4,086 m) high, was said to make channel 9 the world's highest television station.
[4] The sign-on of XEQ-TV was the first step in the development of a national relay network, reaching an additional three million people.
In 1985, XEX-TV and XEQ-TV were affected by a series of moves that added a VHF channel to the Mexico City area.
[3] In 1994, XEX and XHTM were joined on the mountain by a third Televisa station, XHATZ-TV (channel 32), as part of a 62-station concession used to help take XEQ-TV's signal national.