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卫星数字电视的接收,除选用合适优良的接收硬件外,还要依赖于使用者对系统的了解和熟练操作。本文介绍卫星数字电视接收机的使用与检修,使读者能熟练掌握该技术。 1.数字电视接收前的准备 (1)正确安装接收天线、馈源及高频头:正确安装接收天线、馈源及高频头后,要用同轴电缆将高频头的输出端连接到卫星数字电视接收机的输入端。连接电
Satellite digital TV receiver, in addition to the appropriate selection of good receiving hardware, but also depends on the user’s understanding of the system and skilled operation. This article describes the use of satellite digital television receiver and maintenance, so that readers can master the technology. 1. Preparation of digital television reception (1) the correct installation of the receiving antenna, feed and tuner: the correct installation of the receiving antenna, feed and tuner, the use of coaxial cable to connect the output of the tuner Satellite digital TV receiver input. Connect the electricity