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Plasma or LCD?

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Computerbud | 13:52 Mon 10th Apr 2006 | Technology
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Whats the difference between a Plasma TV and an LCD TV? Which is better, regardless of price?
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Thin Film Transistor (LCD) - Underneath the surface of the display panel are tiny transistors in a liquid material. When the transistors are energized they react with the liquid and produce a transparent red, blue or green hue. Energizing a combination of different colored transistors at varying levels of intensity produce other colors. The screen itself does not produce any light. There is a light assembly behind the LCD panel.

A plasma display is an emissive flat panel display where light is created by phosphors excited by a plasma discharge between two flat panels of glass. The gas discharge contains no mercury (contrary to the backlights of an active matrix LCD); a mixture of noble gases (neon and xenon) is used instead. This gas mixture is inert and entirely non-harmful.


For which is best, try this

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Do you ever have to Re-Gas Plasma tv's? I heard you did but not sure!

I'm fairly sure you don't (almost certain I read something from a trade body that said it was a myth) but apparently plasmas can suffer from image burn.


Never had one meself - I'm still happy with mt CRT!

Question Author

Heheh ok you seem to know your stuff about these...my parents are after a new TV and want a HD plasma or LCD. What would you suggest?


They need one that you can plug your PC into...

Notwithstanding the techical stuff your first priority has to be size. For example if you are going from a 32" CRT the you will need to compensate for the loss of depth by going to a 37" LCD/plasma.


Also as a generalisation have a look at LCDs up to 37" and plasma for above that. For very big then projector screens come into the equation. LCDs have a poor picture at extreme angle(say 160 degrees) and plasmas tend to have a better brightness ratio but with a theoreticl burn problem . However you will not find many Plasmas in the 37" size or below.


All my research was done on 37"LCDs and Evesham models with their 3 year swap-out guarantee seem to be the business. See www.lowestonweb.com which is the retail outlet for Evesham.


I in fact ended up buying a 37" Panasonic plasma because it came with a 5 year guarantee and I didn't see how I could lose out over this period of time. Therefore length of guarantee should should also be a factor.


I hightly recomment www.totaldigital.biz as a first class site to get fair prices for all sorts of models together with a good description of the products.


Hope this helps


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