THE EVOLUTION OF TVs

Lucía Serrano Marín 1ºBach.B

Introduction● As we all know, the television is a device which

alllows us to see images and listen to sounds at the same time.

● Is very common that in the developed countries people have at least one TV at home.

● At the television you can see a wide variety of programs, like soap-operas, sit-coms, documentaries, news...

● The word television comes from Ancient Greek τ λε ῆ(tèle), meaning "far", and Latin visio, meaning "sight".

Inventor

● The TV's origin started in 1884 when PaulNipkow designed the scanning disk, a very important piece in the development of television.

● In the year 1925, John Logie Baird designed other components of the television, and in 1927 he made the first public transmision of the TV, in London.

Pictures

The first known photograph of a moving image produced by Baird's "televisor", circa 1926 (The subject is Baird's business partner Oliver Hutchinson)

The first mass-produced television set, which sold in 1946–1947

The first direct to broadcast satellite was launched in 1972. 1978 was the last year large Black and White consoles were manufactured.

Pictures

Television in 1990TV in 2005, as we can see there aren't much differences with the televisions in the 1990s

Here is one of the most new model of TV. It has a curved screen and a high definition

PicturesTvs in the future?

Links

● https://www.youtube.com/watch?v=42ZY7NYO-z0

● http://en.wikipedia.org/wiki/History_of_television● http://web.bryant.edu/~ehu/h364proj/fall_97/berte/● http://en.wikipedia.org/wiki/Television

THE END