Sunday, 9 December 2012

The Television Information




Reading Comprehension

   
THE TELEVISION INFORMATION


Television is one of the wondrous invention of the twentieth century, which has become a part of the life of the people around the globe. Just turn the knob or change the channel, and you can see and listen the happening in the world. You can watch a 'live sports event, an opera, a film or any other favourite programme on television. Now a day's television has become the main source of entertainment children, men, women and elders, all spend hours in front of it there is arrange of channels and choice of different programmes. There are plays, songs, ''films, serials and other entertainments. There are sports, music, news, business and cultural shows on the television. It is also a source of education. There are educational and scientific programmes. Even the farmers benefit by learning new and modem methods of agriculture, seeds, fertilisers. They can learn about how to get finances from banks and cooperatives. Children become familiar with the world cultures and the advancements of science and technology. There are special transmissions for the students, through which they can teach themselves. It makes learning interesting and easy. Television shows us what is happening thousands of miles away on earth. It can also show what is happening on moon or distant Stars million of miles away. It has brought the world to our doorstep and expanded our horizon.
  For today's children, many happenings in foreign world affairs and cultures are no more bookish and strange phenomena.
Television is a complex and complicated machine. I reached a high degree of development with the inventior of cathode ray tube.
At one end of the tube is the screen, the inside of which is lined with a chemical compound, known as phosphors. When stuck by the rapidly moving electron beam, these phosphors give off light that becomes part of the image seen on the television screen. The colour television cameras use three-image orthicon or vidicon tube. One sends a signal for red, one for green and one for blue. The colour screen is also different. It has three electron guns and phosphors area is grouped by three colours.
The television shows, require the services of many performers, producers, technicians, specialists and a wide range of studies and equipment. Television cameras and microphones hanging from long metal poles, called booms follow the performers as they move about. Two television monitors reproduce the scene as they are shot by the cameras. Special lighting effects are created by overhead lighting and special cameras. It requires hard work of many people even to make a simple TV programme. To make it attractive, there are many creative people, writers, stage artists, architects, photographers, designers, scriptwriters, musicians and visualisers behind any production. It is a complex and expensive affair. Their transmission becomes possible by commercial advertisements and sponsorers, which subsidise their production. In this way, TV has become a big business and a medium of advertisement for consumer's products.
Television has been nicknamed as the Idoit box.' This indicates the harmful aspect of the, TV. It absorbs the mind of everyone and often effects essential work, study and outdoor exercise. It may also vitiate tender minds of young ones by crimes, terror or evil shown in the programmes. Another criticism of TV is that it reduces social life and human interaction. Therefore, it is necessary that TV is switched on with discrimination and choice. It can be a boon or a curse depending upon how one uses it.

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