Wednesday, February 18, 2009

A Plasma TV vs LCD TV: Which one will you prefer

Plasma TV and LCD TV each have their own applications and use with both advantages and disadvantages and the decision to buy which one will depend on your needs. Both plasma and LCD technology are the latest technology available in home
entertainment giving us clear picture and you would surely find pleasure in watching them. Apart from this super fine quality, plasma tv and lcd tv are less bulky than the traditional cathode ray tube televisions and offer better resolution and high quality pictures together with great sound which is possible due to the advacement of technology. People get confuse when they go to the market to bring home television. Since the price for the plasma tv and the lcd tv are almost the same, it becomes difficult to determine which is the better one. The answer depends on what you plan to do with it like do you want to watch movies or want ot use for photography or for playing computer games.

The technology behind these plasma tv is quite different from LCD tvt. Thousands and thousands of small pixels with the color scheme (Red, Green and Blue) is used in the plasma tv. These primary colors combine to produce millions of variations of colors. A plasma tv consists of two panels that are filled in between with neon gas or xenon and as electricity is passed through the gas, it becomes liquid and start generating light. The light in turns lights the pixels and thousands of pixels together form a quality image. This process happens quite quickly up to 50 frames
per second. Therefore it is recommended to get a plasma tv if you are watching movies etc. Plasma tv has a higher colour resolution and clearer picture image than LCD TV.

You cannot say that plasma tv is better than LCD TV becuse it has already been stated that both are the latest technology and hve their own applicaions. lcd tv uses a panel of cells that are filled with liquid crystals and when the electricity is passed through these cells, the liquid crystals allows lights to pass through or be filtered. By blocking the different wavelengths of lights, the different colours are displayed. It works in a way like a prism. It is recommended to buy a LCD TV
if you use it for digital photography or playing computer games. The response time are better for LCD TV compared to Plasma TV and can be used as a monitor for your computer.

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Saturday, January 12, 2008

Plasma and LCD Televisions - A Side-By-Side Comparison

Want to know if a plasma television or an LCD television would be best for your needs? Here's a side-by-side comparison that will help you make an informed decision ...

What's the difference between plasma and LCD TVs?

Plasma TV screens are made up of hundreds-of-thousands of gas-filled, colored light cells. When an electrical current passes through those cells they light up and produce a picture.

LCD TV screens consist of a layer of liquid crystals sandwiched between two glass plates. When electricity passes through the crystals, an array of tiny color pixels light up and produce a picture.

Which one has the best picture?

Plasma TVs produce a slightly more colorful picture than LCD TVs. This is due to the fact that plasma TVs display blacks better than LCD TVs, which creates better color contrast, and produces brighter colors.

LCD TVs produce a sharper picture than plasma TVs due to their higher resolution.

What sizes do plasma TVs and LCD TVs come in?

Plasma TVs range in size from 42" to 65" wide, while LCD TVs are as small as 2" wide and go up to 65" wide." LCD TVs are thinner and lighter than plasma TVs.

Which one is better for video games?

Plasma TVs can experience screen "burn in." This happens when a still image is left too long on a screen, resulting in a ghost of that image burned into the screen. LCD TVs do not have this problem and are therefore a better choice if you play lots of video games on your TV.

Does a plasma TV or an LCD TV last longer?

Plasma TVs have a screen life of 30,000 to 60,000 hours, whereas LCD TVs have a screen life of 60,000 hours or more.

How much do they cost?

I recently ran a price check for plasma and LCD TVs. The cheapest large-screen plasma TV was a 42" inch model for $999. The cheapest 42" LCD TV was $1,367.

The cheapest 27" LCD TV I found was $550, and the cheapest 32" LCD TV was $619. There were no plasma TVs smaller than 42."

So what's the bottom line?

If you're in the market for a 42" flat-screen or larger, a plasma TV will give you the most bang for your buck. If you want a smaller TV, or if you're really into video games, then I'd recommend an LCD TV.

Visit the http://thesatellitetvguide.com/ to get more information, to compare prices, and to get consumer ratings for plasma TVs and LCD Tvs.

The author, Brian Stevens, is the senior editor for TheSatelliteTVGuide.com and has written a number of articles on plasma TVs and LCD TVs.

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Thursday, December 13, 2007

Plasma Television: With Maturity Has Come Greater Dependability

During the holiday season of this year, millions of consumers will be considering the purchase of a new television. Those beautiful plasma screen displays will scream at shoppers from the display floor with their vibrant, life like colors and detail. But undoubtedly, wary shoppers will have heard the rumors or perhaps have known someone who bought a plasma television in 1999 which has already moved on to television heaven just seven short years later. It seems to a prudent shopper that perhaps a new plasma TV isn't the choice for them if a long term relationship is desired.

But are the rumors false? Has plasma undergone a bit of reinvention? Was this lack of longevity a symptom of a fledgling technology that has now perhaps matured? Is a plasma television now more reliable, a screen to be around for the long haul?

In a word...yes.

With lower power usage and changes with the mix of gases in the panels, the longevity of plasma televisions has been significantly enhanced. The lifespan of a television display is measured in "half life"; the hours of use before the screen has dimmed to only 50% of its original brightness. In recent years, plasma television manufacturers have been touting a half-life which is equivalent to that of other screens such as the higher priced LCDs; around 60,000 hours. From this, consumers can see that the lifespan of a plasma screen is dependent upon how much it is viewed. For instance, if a plasma television is on for 6 hours a day, 365 days a year (2190 hours per year), it should last just over 27 years.

Knowing this, it becomes clear that the life of the screen on a plasma television can be significantly influenced by how it is used. Turning off the television when no one is viewing it could certainly extend its life. Adjusting the brightness is important as well; maximum levels are seldom required or recommended and can unnecessarily cause pre-mature aging of the phosphors.

Additional changes over the years for plasma televisions include technologies aimed at reducing the risk of "burn in"; another significant concern about the "character" of plasma displays that developed during its youth. Features such as pixel shifting, pixel orbiter, and motion adaptation all describe methods of moving the image on a plasma screen which is imperceptible to the human eye but effective in reducing the risk of burn-in. With these added features, many plasma manufacturers now claim their screens have no greater risk of burn in than the traditional CRT, "tube" televisions.

As with anything, consumers need to compare brands as they aren't all created equally. Reviewing the facts from the manufacturer is important. In general, it is best to stick with the more reputable and well known brands as a bargain "off-brand" in the long term may not save money if the quality and dependability are lacking.

There are many excellent technologies to choose from when buying a new television. Which type of display is best is dependent upon each individuals wishes, but plasma televisions certainly deserve the full attention of buyers as they do not warrant the negative reputation developed during their formative years in regards to longevity.

Christine Peppler believes that consumers shouldn't have to possess a technology degree to be able to choose home electronics and entertainment devices. Take advantage of the wealth of simple to understand, useful information and shopping available on her website at http://www.homemedias.info/.

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Friday, November 16, 2007

Inside Information About Hitachi Plasma Televisions

Hitachi plasma televisions are some of the best in the world because they offer great value for an extensive amount of features. They also offer great quality in the LCD market but plasma is the elite market for the best video quality. Some of the key factors that make Hitachi plasmas great are apparent before the screen is even turned on. The screen is sleek and sheen. It follows some basic rules that are rarely followed in the flat screen market. The screen has a completely black surrounding that is important to contrast colors. A black border around the screen creates an absolute contrast for the color to appear more brilliant. The border is also housed by glass to make it reflective. This also helps make the screen seem to stand out more. As you explore the controls, you notice that it will accept a USB connection on the side of the screen. This means that you can connect a digital camera or camcorder to view on the screen. On the back side you may notice one of the best arrays of digital connections available. First off, the TV has two HDMI connections. This is a standard now even though it is hard to find. There are too many digital connections today to have a television that accepts just one. For everything else, there are also 2 component inputs, 3 s-video inputs and 5 composite video inputs. If video is not enough, the sound is so superb that you may forget to turn on your stereo equipment. Treble has a very high range and the bass has great tight response. For feature hungry freaks, this television offers a motorized stand. Yes, from the remote control you can rotate the television clockwise or counterclockwise. Video capabilities bring 1080i video with unbelievable clarity. This Hitachi plasma television is a top notch addition to any media room.

David Stone is a regular contributor of articles and has over 20 years experience in the electronics industry. Find more great information at http://www.my-plasma-tv.info/

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