A few years ago, CRT or cathode ray monitors were considered to be the back bone of computer but now it seems that they have lost the race with LCD monitors. The earlier LCD monitors had poor picture quality but they became popular because of their small size and low weight. Now the situation is that some of the CRT manufacturers have even stopped making new CRTs. It seems they will be a story of past within the next few years. Although, LCD monitors have improved a lot but even now they are winning the race because of their weight and size (to some extent our snobbish behavior also), however, the picture quality of LCD is still one step behind CRT but it is my personal experience and you have the right to disagree with it.
Like all other human inventions, LCDs have brought a new set of problems with them. There are problems of one or more black spots on the screen, which are caused by dead pixel. Sometimes you find that LCD is showing distorted images. The good news is that although these problems are mostly related to LCDs but such complaints are raised once in a blue moon, however, the genuine problem is cleaning of the LCDs as these are quite sensitive as compared to their competitors so you need to be careful when you are cleaning your LCD.
Life of a CRT depends upon its cathode ray tube and phosphors screen and life of an LCD depends on its backlight know as cold cathode florescent lamps (CCFL) but this is not the final word on CRT and LCD’s life. There are some other factors also like the purpose for which they are used and the quality of materials used at the manufacturing time. If you are planing to buy an LCD or CRT, I would advise you to consult your IT manager before you make the final decision.
Saturday, September 5, 2009
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