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Vladimir Zworykin created an iconoscopic tube.
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John Baird managed to make his first broadcast at home.
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Baird broadcast from London to Glasgow and the following year from London to New York. Even so, the TV was a flawed invention, the voices and images were not synchronized, the figures were not very defined and the images lacked stability.
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In the 1930s, in the midst of Nazism, you could already watch television in 22 public rooms in Germany. Then, France and England began to invest in TV, which became popular with the end of the second world war.
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Here in Brazil, the television set was presented to Brazilians at the International Sample Fair, in Rio de Janeiro. And as Brazil is the country of football, about ten years later, Olavo Freire, who worked as a cameraman, managed to broadcast a match.
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Scottish scientist Alexander Bain managed to perform the first upload of an image.
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Assis Chateaubriand inaugurated the famous and extinct TV Tupi, the country's first broadcaster. But the first color transmission was only in 1972 in Brazil.
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the National Television System Committee (NTSC) went on to do a series of experiments and finally the first transmission of color images in the USA finally took place.
