It was born on January 20, 1995, with the objective of Teleprensa, the oldest news program in El Salvador, having its own signal, by breaking the partnership with Telecorporación Salvadoreña, after more than forty years in which said news program was broadcast by Canal 2 of TCS.

From this moment on, José Mauricio Loucel, also the rector of the Technological University, assumes the presidency of the channel's board of directors.

[2] With José Mauricio Loucel at the head of the board of directors and with Narciso Castillo as general director, the channel is renamed Tecnovisión, and with this begins a whole process that aims to turn Canal 33 into a channel with programming for the whole family.

Shortly afterwards, according to close sources, the administrators decided to sell the channel for a sum of 5 million US dollars respectively.

[3] However, the purchase was not completed, and in the end, on March 1, 2023, Channel 33 closed its broadcasts definitively without prior notice.