| Have you ever wondered, "how does a plasma TV | | | | current to flow through the pixel cell - and therefore |
| work?" Well, it is because of how it works that a | | | | through the gas. This current stimulates the gas atoms |
| plasma TV has an advantage over other television | | | | and causes them to release ultraviolet photons. |
| types. | | | | The photons that are created then interact with the |
| The plasma screen TV has been around for a few | | | | phosphor coating on the walls of the cell to create light |
| years now, and the technology is going from strength | | | | which can be seen by the human eye, and it is this |
| to strength. Despite increasing competition from other | | | | colour which makes the image we see on our screen. |
| flat screen TV technologies such as LCD and LED | | | | In actual fact, each individual pixel in a plasma screen is |
| TVs, the plasma screen is more than holding it's own | | | | divided into three smaller pixels, each with a phosphor |
| with it's competitors. | | | | that creates red, green or blue light. As you are |
| So why is it still in such a strong position in todays | | | | probably aware, by mixing red, green and blue in |
| television market? Because it is still very strong in the | | | | different amounts we can create all the colours in the |
| main area where it has always performed better than | | | | spectrum. Therefore, each pixel can be accurately set |
| its rivals. The picture quality. | | | | to the exact colour required for the picture as a whole |
| Plasma TV technology has always excelled when it | | | | by varying the level of electrical charge in each pixel. |
| comes to producing a fantastic picture - and it is for | | | | By doing this across all the pixel cells in the plasma |
| this reason that it is staying ahead of the competition | | | | screen, it is possible to create an image with an |
| from other television technologies. | | | | excellent picture quality and colour accuracy. |
| So what makes a plasma screen TV produce such a | | | | It is the fact that each pixel is individually lit throughout |
| good picture? Well, it is down to how it is made. So let | | | | the plasma screen which makes a plasma TV picture |
| us take a look at how a plasma TV works. | | | | stand out from the other technologies such as LED |
| A plasma screen TV is similar to an LCD TV in that it | | | | and LCD TVs. |
| is a type of flat screen TV, and the screen is made | | | | So now we can see why the way a plasma screen |
| from a large grid of small pixels - but that is where the | | | | works results in a superb picture quality. It is an area |
| similarity ends. | | | | where all the other television types are still trying to |
| The pixels in a plasma TV are filled with a gas, and | | | | play catch up, as they are limited by the different way |
| these pixels are positioned between two electrodes. | | | | they produce an image. |
| Keeping all this together are two glass plates at either | | | | That isn't to say a plasma TV doesn't have its |
| side. Each pixel is also coated with a phosphor material | | | | disadvantages too, but you can follow the links below |
| and it is this phosphor that interacts with the gas | | | | to find out more about the strengths and weaknesses |
| particles to create colour. | | | | of plasma TVs, plus many other buying tips for flat |
| The two electrodes at either side of the pixel are | | | | screen TVs. |
| charged with a voltage and this causes an electric | | | | |