| A normal television works on the Cathode Ray Tube | | | | technology. The technology used by Plasma TV and |
| technology. In CRT TV a beam of negatively charged | | | | that used by CRT TV are quite different from each |
| particles, known as electrons, fires up inside the glass | | | | other. But the basic process remains the same; that is, |
| tube. This beam of electrons hits the designated glass | | | | they both deliver different lights at diverse intensities to |
| surface that has been coated with phosphor solution | | | | create the spectrum of colors that we are so |
| that emits various colors at varied intensities. The | | | | fascinated by. |
| phosphor atoms lights up and thus produces the | | | | The basic principle that works behind Plasma TV is |
| pictures. | | | | lighting up of tiny fluorescent lights to produce the |
| For the past seventy-five years televisions have been | | | | images. These tiny fluorescent lights are called pixels. |
| working with this technology using the CRT. But the | | | | These individual pixels contain three components of |
| plasma TV display technology is very different and | | | | colors - red, green and blue. The individual pixel |
| does not involve the CRT which is not only bulky but | | | | produces colors by mixing of these three basic colors. |
| also very heavy and takes up a lot of space. Plasma | | | | The brightness of the colors depends on the intensity |
| TV is a product of high technology in its purest form | | | | of electrons that is hitting the pixels. These individual |
| for video display. | | | | pixels together make up the whole screen and the |
| A Plasma TV with its flat screen display has quite | | | | intensity of the electrons hitting the pixels together |
| different from the CRT TV technology. Apart from | | | | make up the images on the screen. This is how the |
| have a large screen it is less then six inches thick. The | | | | images are produced on the plasma TV screen. |
| thickness is getting even thinner with more advanced | | | | |