subject: Buy LCD TV must-see: more carefully before buying less worry after the purchase - LCD, TV, TV - HC Network Appliance Industry [print this page] Buy LCD TV must-see: more carefully before buying less worry after the purchase - LCD, TV, TV - HC Network Appliance Industry
With the improvement in the quality of people's lives,
LCD TV
Further consumer living room, bedroom in the territory. But the purchase of LCD TV, which should pay attention to things? We are not aware of the broad masses of users. Buy LCD TV prices to attract the attention of consumers, often overshadowed by the trivial, but not the forest. Thereby ignoring the product parameters, quality, lead to take home after endless trouble. Xiao Bian below to make a reminder for our friends, hope that we can be deliberative in the former, worry-free in the post.
One must be compatible with digital signals, additional digital signal.
Domestic television, is still based on CRT technology with traditional analog TV to accept. However, in high definition
Digital TV
Ground transport is the general trend. It is reported that China will be the 2015 closure of the existing analogue television
Broadcasting
. Therefore, we now have to buy a LCD TV can not be ignored: not only compatible with the existing wired analog signals, but also compatible with digital signals. Although
STB
Can solve some problems, but overall not as good as
One machine
More readily! While the new TV would also like to buy more digital signal compatible with standard digital signal unlike analog signals, the standard simple to determine, he quasi-clear, standard definition, high definition, ultra-high definition can really be considered as the numerous, HDTV provides support video must be at least to 720 non-interlaced high-definition (720p, that is often said that the progressive) or 1080 lines interlaced interlaced (1080i, that is often said interlaced). 5.1 channel audio output (Dolby Digital format), while other lower formats compatible receiver and digital signal processing playback.
2, interface area to complete
Interface, more and more TV sets will be able to more standard equipment and standards in the next Internet, TV shows viability in the future. As Y.PB / CB.PR / CR component video input terminals, video input terminals, AV input terminals, high-fidelity
Headset
Output terminal, AV output, etc. is required, preferably has a pc input, high-definition audio and video Smart Call, and usb interfaces, H
DM
I high-definition digital interface, in order to remove the worries facing the digital age.
Third, higher resolution
Purchased your new LCD TV can really support the future of high definition digital signals is a major key to the resolution. Currently, the market
Sell
Resolution of most LCD TVs have reached> 1024 * 768, to meet future high-definition requirements, but most of the small-screen LCD and
Plasma TV
Only 852 * 480 resolution, standard definition, can not meet the requirements of high quality. Xiao Bian Tip: 30 inches above the TV resolution to achieve> 1024 * 768 or higher we go.
4, the screen ratio
On the market today the sixth generation of LCD screen, the seventh generation of LCD screen is not 4:3, 4:3 screen LCD TV is basically regarded as outdated yellow. 16:9 screen more in line with normal human vision, the screen will no longer block section and a black screen 16:9 aspect ratio is also a necessary requirement for high-definition digital one.
5, brightness, contrast, viewing angle and response time
Brightness can not be less than 400nit, large-screen television is more demanding; contrast, the higher the better, the screen will increase the level of sense; The mainstream view on the LCD TV market to reach 170 degrees in general, this will not have any problems; reaction time must not be greater than 16 milliseconds, while today the 4ms of high-end products come out.
