Canal 7 Buenos Aires (1978-1979)

(1978-1979)
Visuals: On a black background, there is a white, italic "7" with a vertical black stripe pattern inside it, along with "Arial" in a 3D format sitting above. Right next to the "7" is the following text in white:

Technique: None.

Audio: Unknown for the standard version. In closedowns from 1978, a male announcer says "Ladies and gentlemen, this way, LS82 television channel 7 Buenos Aires Argentina and its nationwide network of repeaters, end the transmission from [today's date in DD/MM format] of 1978, year of the bicentennial of the birth of General Mr. José de San Martín".