TV is a device that restores the TV signal into an image and voice.The channel selection is completed by high frequency header.After the signal passes through the middle and detects, first passes through the voice, frequency and low to the horn, and then the red, green, and blue signal is generated by decoding and the visual release matrix.Scan the circuit and pull the rack open to reproduce the image.Development to full numbers and high -definition TVs.
TV purchase
The first trick: Choosing a brand in the purchase habits of many consumers is more or less hidden some "Chongyang" psychology. It is believed that as long as it is a joint venture brand, it must be better than domestic.In fact, in recent years, domestic brand TVs have made rapid progress. Whether in product technology and after -sales service, they have already caught up with or even overtake the joint venture brand. Relatively speaking, domestic brands have innate price advantages.During the festival, the promotional strength is very great.Therefore, buying domestic TV is a very good choice.The second trick: For TV, the most basic function is watching the show, and it is good to determine the picture quality of a TV. The most critical factor is the screen.So after confirming the brand, you will start picking the screen. Some friends will say, how do I understand the screen, what should I do? In fact, we can roughly check a TV screen through some most basic and simple methods.Whether good or bad.For example, you can hit the TV on the black screen, and then see if it is black enough, whether it is even, if it is uneven, and not black enough, it means that the screen of the TV is not particularly ideal. In addition, you can also see if the color is pure, and so on.We can easily complete it in the store. Lets try it!
TV set feng shui
First, TV placement position 1. The TV is best placed in good ventilation and easy to heat dissipation.The heat emitted during the TV state of the TV changes with the size of the TV screen, the larger the more TV heat dissipation.The gathering of this heat can easily cause the movement of the airflow in the home, thereby changing the feng shui of the living room.Therefore, in general, it is best to put TV in good ventilation, easy to heat dissipation, and try to reduce the impact of TV on the formation of home feng shui.2. The location of the TV is based on the combination of the masters numerology. From the perspective of Feng Shui, the position of the TV setting has a great impact on the home feng shui.For example, one person is happy, the TV is best placed in the West. When the owner watched TV, he was sitting east because the East belongs to wood.Ximus people sitting in the orientation of the wood to watch TV are the ideal Feng Shui level.It is necessary to pay attention to that in the application of Feng Shui, the TV is not out of the TV, so you can sit on a certain position to make the members of the Fire Family benefit;The orientation of people is more suitable for themselves.
TV brand rankings
Domestic TV brands: 1. Konka 2. Skyworth 3, Haier 4, Changhong 5, Xiahua 6, Panda 7, TCL8, Shanghai Radio and Television 9, Hisense 10, High Road Huahua
TV size
First, how to count the size of the TV, we usually say that the size of the TV is measured by the diagonal line length of the screen. The 29 -inch, 34 -inch, etc. we usually say are this indicator.At present, there are many TV varieties on the market, and there are many strange sizes, such as Changhong and 38 -inch back investment, etc., the calculation method is the same.This table should be flexibly grasped. Considering that the size of the television of different brands of TVs is different, a reasonable judgment must be made according to the actual situation.(According to 1 -inch = 2.5399998 cm) 2. Converting formula for the size of the TV is 35.56 cm long, the long side length is 28.44 cm, the short side length is 21.33 cm, the length and width ratio is 4: 3; the 17 -inch pair pair pairThe angle line length is 43.18 cm, the long side length is 34.52 cm, the short side length is 25.89 cm, the length and width ratio is 4: 3; the 19 -inch diagonal line length is 48.26 cm, the length of the length is 38.16 cm, the short side length is 28.62 cm, the length and widthThe ratio is 4: 3; 21 -inch diagonal line is 53.34 cm long, long side length is 42.64 cm, short -length length is 31.98 cm, and the length and width ratio is 4: 3;

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