วันเสาร์ที่ 22 พฤษภาคม พ.ศ. 2553

How to Calibrate Your New LCD TV


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There used to be a time when watching television meant turning it on and sitting on the couch. These days all aspects of audio visual entertainment are becoming more complex and in order to get the best out of your new TV, you often have to do a little extra. LCD TV's are no exception. When you buy one you might expect that it comes from the factory ready to view, but the fact is that you may have to spend just a little time with it to get the best picture result.

Why calibrate your LCD TV?

When you look at a TV in the showroom it is rarely set up for home use. Dealers tend to ramp up the brightness and contrast so it will jump out at you in the showroom, but this will rarely make for a convincing picture at home. Hence when you get home you may find you need to make some adjustments to the controls. These may include;

o Black Level, this is normally found on the 'Brightness' control
o White Level, which is usually called 'Contrast' or 'Picture'
o Sharpness, sometimes called 'Detail'
o Colour Saturation, which is usually labeled 'Color', or maybe even 'Chroma'
o Colour Tint, also known as 'Hue'

All of these will play a part in how convincing the picture looks in your home.
This website http://www.acma.gov.au/WEB/HOMEPAGE/PC=HOME has information on standards in TV.

Calibrating your LCD TV at home

The director of your favourite film didn't intend for it to be seen at the kind of settings showrooms often have LCD TV's. The enhanced brightness and contrast may not be terribly realistic and what's more, prolonged use can be damaging to your TV's display technology, overloading pixels and diminishing its lifespan. The first thing to do is take account of the lighting conditions in the room the TV will be viewed in, and start adjusting the controls so that the picture seems more realistic.

Features such as 'picture enhancement' can usually be turned off because they don't do anything above what the five basic controls mentioned above do. If you want to take it a step further you can calibrate against a test pattern, but it may be advisable to do a bit of research first. There are many articles that detail the basics of LCD TV calibration.
Why calibrate your LCD TV?

You've spent good money on it, so naturally you are going to want the best viewing experience from your LCD TV. For a relatively small amount of effort you can adjust the picture to suit the particular viewing conditions of your own living space. It makes sense and it personalizes the viewing experience to an extent that would have been unimaginable not so long ago.

Visit : Technology 3d television TV buying guide

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