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随着我国科学技术水平的高速发展,我国通讯行业的发展也随之发生了变化,特别是数字电视、数字技术等方面的应用,都超前完成,为人们的生活添加了不一样的色彩。当今,人们所得到的新闻资讯的路径无非就是电视、电台、报纸以及网络等,电视是人们获取国外最新动态的主要路径之一,成为人们生活中不可缺少的一部分。现在全国普遍使用熟悉电视,而数字电视的信号能否正常传播是取决于数字电视机发射机原理,所以,也是需要有针对性的对其进行维修。本文主要是对数字电视发射机原理与维修的探析。
With the rapid development of science and technology in our country, the development of China’s communication industry has also undergone changes. In particular, the applications of digital television and digital technologies have been completed ahead of schedule, adding different colors to people’s lives. Nowadays, people get news information no more than the channels of television, radio, newspapers and the Internet. Television is one of the main routes for people to get the latest news from abroad and become an indispensable part of people’s life. At present, the familiar TV is widely used in the country. Whether the signal of the digital TV can be normally transmitted depends on the principle of the transmitter of the digital television. Therefore, it is also necessary to carry out maintenance on it. This article mainly analyzes the principle and maintenance of digital television transmitter.