Posts

Showing posts with the label TV

What is Plasma TV?

Image
A plasma TV is a high definition (HDTV) alternative to the standard cathode ray televisions sold today. It provides sharp images and vibrant colors, especially when used in conjunction with high definition broadcasts. Quite often a plasma screen is designed in a 16:9 ratio for wide screen movie formats, as opposed to the box-like 4:3 ratio of standard televisions. A quality plasma TV is not cheap, however. One of the chief selling points of a plasma TV is a flat screen, which allows it to be mounted directly on a wall without a lot of clearance required. Investors in this type of TV may also employ surround-sound theater speakers and high-end receivers to complete the feeling of luxury. Plasma televisions have become status symbols among technophiles and other wealthy consumers. The science behind a plasma TV is very complicated, so welcome to the geek_of_all school of oversimplification.             ...

What is Contrast ratio?

Image
Have you been in the market for a new TV lately if so you've probably noticed that the TV manufacturers and big-box stores use a number of tricks to lure you in, they mostly focus their advertising on the same stuff high resolutions huge screen sizes and rock-bottom prices all designed to convince you to buy them but there's a crucial often ignored element, one that is arguably the biggest determinant of overall picture quality Constrast Ratio. But what the heck is that, well although it's not something that's always easy to find if you're buying a TV or a monitor off the shelf at a brick-and-mortar store but you should have encountered contrast ratio at some point on a spec page if you're shopping online. What do those values one thousand to one 1 billion to one even mean??? Well you see contrast ratio is essentially the difference between the brightest white that a screen can produce and the darkest black, which is very important because having the corr...