How to turn on Shaoxing cable TV

The way to open cable TV is to carry my ID card and property cable TV opening card to Shaoxing cable TV business hall to go through the relevant formalities.

CableTV is a system that transmits TV broadcast programs directly to the user's TV set with coaxial cable as the medium.

Cable TV is very popular in Canada, the United States, Europe, most of the Asia-Pacific region and many Asian countries. Cable TV is divided into four levels: head-end broadband amplifier, trunk broadband amplifier, branch broadband amplifier and distribution amplifier. Broadband broadcasting at all levels must amplify high-frequency and ultra-high-frequency signals uniformly, and the signal cross-interference is small.

Television systems first appeared in the United States in the 1940s. The original system was used to enjoy the antenna TV in the apartment building. The residents in the apartment building didn't.

It is possible that every household has installed a big cable on their home page, so the TV system that enjoys big cable came into being. * * * It is very simple to enjoy the motors of large cables, one for each.

* * * The antenna TV amplifier is close to the main antenna, and the cable is laid to every household. Later, due to the development of high-power broadband amplifier technology, a cable TV system with transmission range including a city appeared. Because the antenna TV system has a broadband amplifier, a signal transmission cable and a signal distributor, it can be regarded as the predecessor of urban cable TV.