The TV is a generic term for a "TV signal receiver." The main function is to receive television signals and restore them to images and sounds. TV sets consist of complex electronic circuits, speakers, and displays. According to the characteristics of the display, televisions are mainly divided into picture tube (CRT) televisions, rear projection televisions, and flat-panel televisions.
China's 3C certification involves television certification standards: GB 8898-2011 "audio, video and similar electronic equipment safety requirements" safety standards, GB 13837-2012 "audio and television broadcast receivers and related equipment, radio disturbance characteristics limit value and measurement Methods such as electromagnetic compatibility standards, GB 12021.7-2005 "color TV broadcast receiver energy efficiency limit and energy-saving evaluation value" and other TV performance standards.
So, when selecting TVs, what are the key points to look at?
1, look for the ccc logo
Letter CCC, heavy energy efficiency. The most basic purchase depends on whether there is a CCC certification mark and energy efficiency label. At the same time, attention is paid to the results of the quality inspection of televisions issued by the regulatory authorities, and brands with good quality and good reputation are selected.
2, check the logo, to the attachment
The first thing to do is to look at the safety information and warning words and installation instructions on the markings and instructions on the product housing, and also to check the accessories of the product, such as the antenna isolator.
3, look at the appearance, personally test
The appearance check depends on whether the shell is complete, whether it is damaged, whether the screen is intact, and whether the corners are rounded or not. When choosing a non-stationary flat-panel TV, you can use your finger to gently push the TV sample screen forward to see if it is likely to tip over, that is, check the stability of its base or stand.
4, view the image, listen to the sound
When playing a fast moving image, the LCD TV monitors the details of the screen image, such as whether the edge of the object image is trailing. The sound performance of a television is mainly limited by the size and cost of the speaker.
Smart TV/box information can focus on smart TV information network sofa butler (http://), China's influential TV box and smart TV website, providing information, communication, TV boxes, smart TVs, smart TV software, etc. Answering questions.
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