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Know and understand HDTV specification within 5 minutes

hdtvThe saying about “Buying HDTV as large as you budget will be better” may not apply to every situation. If you are looking for the perfect HDTV, we have simple techniques that guide you to buy a HDTV.

Screen Size: The size of the HDTV screen is the length of the diagonal of the screen in inches. Most of which are sold on the market ranging in size from 19 inches to 65 inches and has been most popular in the range of 32-50 inches, you should choose the right size for use in watching and interior.

Aspect Ratio: The current ratio is only 16:9. The ratio 16:9 is becoming popular because it can display widescreen movies without black bars at the top – bottom of the screen.

The image processing (Video Processor): is responsible for image processing and synthesis, which prepared them better. Each manufacturer will have a different name to be called Sony “Bravia Engine”.

Resolution (Native Resolution): HDTV resolution can be displayed as measured in pixels. This is the only 2 resolution is 1366 x 768 or referred to as HD and 1,920 x 1,080 (Full HD). LCD HDTV will work best when your input signal with a resolution corresponding to its native resolution only. So if you want to use it for watching movies on a Blu-ray Full HD resolution, it should be selected as a 1920 x 1080.

Contrast Ratio: the ratio between the brightest white and the darkest black. A higher number indicates the ability to pursue the brightness of the color. There are several levels to see the more details. The details of image picture in the film / game scene the contrast ratio of HDTV is approximately 600:1 to 1,000:1 (the manufacturer is not all that well).

Dynamic Contrast Ratio: The fluorescent backlight (fluorescent lights that make the pigment of the LED, LCD light) of LED, LCD monitor available today can adjust the brightness according to the nature of the content that appears on the screen at that time was in order to the higher the contrast Ratio. It is simply the highest Contrast Ratio and Dynamic Contrast Ratio of the screen can be done. It is based on the assumption either. Most manufacturers today are often made ​​on their behalf with the Dynamic Contrast Ratio of 10,000:1, which currently range from up to 5,000,000:1, 12,000,000:1. It is a matter for the Plasma TV Contrast Ratio do better. Some manufacturers do not tell the numbers, but it was a “True Black”.

Response Time: The duration of the pigment on the screen in changing from one color to another color. Therefore the less response time is a best HDTV to show the movie without a shadow (ghosting).

Refresh Rate: The ability of an HDTV will display the number of frames per second. This is very valuable to make an image picture flow in the HDTV screen. For example 100Hz, 120Hz, 200Hz, 240Hz, and for the Plasma TV is 600Hz.

Brightness: the brightness of the screen is at 350 – 500 cd/m2 for LCD HDTV, LED HDTV and Plasma HDTV is at 1,000 – 1,500 cd/m2. If you want to place it outdoors or a room with a lot of light, you may considered a very bright screen or may choose to screen out the light, and then adjust the brightness according to ambient light in the room at you.

View Angle: Angle of HDTV viewing in portrait or landscape. Today is about 178° / 178° or more, which this view angle is that the maximum angle you can see from the screen. Color and brightness are not distorted as seen from the side at an angle up to 178° by the color and brightness is not distorted.

 Connectivity Interface: HDTV in most has HDMI port at least 2-3 port. The HDMI port is to connect to digital devices such as Blu-ray Player with VGA (or D-Sub). Finally, the RF ports are connected to a TV antenna.

Power consumption: Consumption of electricity per hour, equivalent to the amount of Watts in the current market Plasma HDTV has power consumption as high as possible next to the LCD HDTV and finally the least power consumption LED HDTV, so if you are serious about electricity cost. You should buy a LED HDTV to your home.

Special Feature: Manufacturers are putting into the HDTV such as USB Playback Media, FM Tuner, Blu-ray Player Built In, 3D HDTV Playback, Internet, etc. These are the things that facilitates and meet our needs, but it is recommended that should we really want to use. Because of these features, it makes the price of HDTV prices have been rising as well.

Categories: HDTV Reviews
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