Flat screen TV is one of the most popular and exciting TV technologies today. Just a few inches thick, flat-screen TVs offer unparalleled flexibility and convenience. Older conventional TV's, in fairness to them, providing clear and vibrant images. However, these TV's, which operate through a tube cathode ray tube (CRT), suffered a major disadvantage, they were bulky. As larger screen size, so that the volume and weight. However, the TV-year-old has reached its twilight. New television technologies have enabled TV manufacturers to create TVs with wider screen size yet only a few centimeters thick. Thus, flat-screen TVs home entertainment usher in the 21st century.
Flat Screen TV basically refers to two technologies: Plasma and LCD. Advances in these two technologies have that TV makers to build thin, lightweight and TV screens with a large picture area. Plasma and LCD both offer large screen in the same way, light, flat TV's, but the similarities are skin deep for their inner workings are different.
Plasma or LCD?
Plasma and LCD TVs generally similar But they use very different technologies. Plasma uses a grid of small cells of gas plasma that light and create a picture when charged by precise electrical voltages. LCD (liquid crystal display) screens on the other hand, are made of liquid crystals sandwiched between two glass plates and create images by varying the amount electrical charge applied to the crystals. Both offer Plasma and LCD image quality. The following are their strengths and weaknesses and edge over the other.
1. Plasma screens can display blacks more accurately compared to LCD TV. Thus, the images in a Plasma TV have richer contrast and better detail especially in TV dark movie scenes. LCD TV's are catching up however.
2. Plasma TV has better viewing angles LCD. How far you can sit on both sides of the screen before the qualities of the pictures are affected is that the angle of vision ". In LCD TVs, brightness and color tend to change when too angled while plasma TVs remain solid.
3. Plasma TV can produce brighter color while light leakages in LCD screens affect the color saturation.
4. Plasma TVs are priced relatively less than their LCD counterparts especially those in the big screen. Plasma TVs offer much larger sizes than LCDs, but are still lower prices.
5. LCD has a native resolution higher than plasma TVs of the same size. This results in sharper images LCD TV and is the best option for HDTV.
6. LCD TVs consume almost 30% less than Plasma TVs.
7. LCD TVs are generally lighter than plasmas of similar size.
8. Between the two, the LCDs have a longer lifespan than plasma screens. LCDs can last up to 60,000 hours compared to Plasma the average 30,000 to 60,000 hours.
9. Plasma TVs are more prone to screen burn-ins compared to LCDs although newer plasma technology are less susceptible to these.
If you are looking for a flat screen TV, Plasma TV is recommended. Plasma TVs can give you the best value for your money. The price difference between plasma TVs and LCD TVs is big. However, if you have money to burn, then LCD TV is the best option, especially if you want a clearer picture. For smaller flat-screen televisions in the range of 15A "to 36Â" LCD is the way to go. Finally, both technologies are still evolving and new innovations and improvements are definitely in the works.
Mitchell Medford is an author and product consultant for several consumer electronics manufacturers. Visit his website for more information on home theater, LCD TVs, and plasma televisions.
Plasma vs LCD: which ones for you?
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