Television

In Glogpedia

by biffisal354
Last updated 4 years ago

Discipline:
Science
Subject:
Technology
Grade:
8

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Television

The purpose of a television system is to extend the sense of sight beyond its natural limits and to transmit sound associated with the scene.Since 1926 the television sysytem has improved greatly,

TELEVISION

John Baird invented a camera that converts images into an electric current

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Philo Farnsworth transmitted the first electronic image in the late 1920s

1930s

1920s

This tv came out in the 1930s, it is smaller and also has a bigger screen

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The year colored tv came out and remote controls

This television isn't much different than the one from 1930 but it's a little smaller

First battery operated television is launched

Surround sound for home sets was introduced

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By 1970 half the televisions in homes were color sets

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1960s

1940s

1950s

1980s

The first television with built-in closed-caption display capabilty introduced

1970s

1990s

2010

Screens are bigger, color is better, quality is better, everything has improved

2000

Flat screen tvs have arrived, along with 3D tvs, and high definition televisions, everything is high tech

By: Alannah Biffis


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