How to buy a TV utility is king

TV sets use live methods to deliver live visual images in real time. Similar to a movie, TV uses the visual residual effect of the human eye to present a frame-graded still image to form a visually active image. The transmitting end of the television system converts the fine parts of the scene in terms of luminance and chrominance into electrical signals and then transmits them sequentially. At the receiving end, the brightness and chromaticity of the fine parts are visualized at the corresponding geometric positions to reproduce the entire original image. To know that TV is also a shopping skill when buying, how to buy a TV, but related to the feelings of watching TV, you can not choose to regret it. Because the types, models, and brands of televisions are constantly increasing, how to buy TVs has also become one of the biggest headaches for people. Now I will teach you how to buy TVs and TVs.

How to buy a TV?

When shopping for TVs, you need to pay attention to a lot of aspects. At the same time, you should pay attention to the contrast between TVs of different models and brands. Just like we buy a mobile phone, we compare various brands and models of mobile phones and choose ourselves. Like phone. How do we buy a TV when we buy a TV? Now let's take a look at it.

1, clarity

The clarity of the TV is the most important issue that we need to pay attention to when purchasing a TV. It is also a problem people are most concerned about. The resolution of the TV is also the resolution of the TV. The higher the resolution, the clearer the TV screen. The resolution of the LCD TV is generally 800×600, 1280×768, and 1366×768. However, the 4K TV now has a resolution that is four times higher than the resolution of LCD TVs. It is now the highest TV resolution TV set.

2, screen quality

The quality of the TV is also a concern for people choosing a TV. The high-definition of the LCD TV is its advantage, but at some times when using a LCD TV to watch a movie, we can find the LCD under high-speed dynamic picture. There are tailings on TV, but plasma TVs have advantages over LCD TVs.

3, the speed of response

The response speed of LCD TVs can be regarded as a weakness of LCD TVs compared with plasma TVs. Plasma TVs have a faster response time than LCD TVs. The faster the response time, the lower the number of trailing TVs will be. LCD TVs The phenomenon of tailing on the screen is also caused by the relatively slow response speed of the LCD TV.

4, size

The size of the TV is determined by the size of the room. The larger the TV screen, the better the viewing distance is when watching TV. If the room is too small, the size of the TV is very large and it is easy to oppress the user's eyes during the viewing process. Damage to the user's eyes, so the choice of LCD TV size also need to be determined according to the actual situation of the room.

5, brightness selection

How to buy a TV, in fact, the brightness of the TV is also an important factor in our selection of TV. The brightness of the TV is too low. When we watch some dim scenes, it will show no effect. At the same time, the brightness of the TV is too low, which will affect the clarity of the TV and the quality of the picture. However, this does not mean that the brighter the TV is, the better. The excessive brightness of the TV will burn people's eyes. Therefore, when purchasing a TV, it is necessary to observe whether the brightness of the TV is even.

6, color selection

The choice of television colors is also a focus of our attention on how to choose a TV. The choice of the color of the television is not to allow everyone to choose the color of the TV appearance, but the color of the TV screen. The TV that is closest to the natural color is now a better one. The color of this TV is even more restored. People also It's easier to accept, true to restore the true nature of the object, and the user's viewing experience will be more realistic.

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