广播与电视同缆传输设计刘修文，赵章佑，颜灿伟，陈致里文（一）同缆传输的原理图图１是音频广播与电视同缆传输的原理图。图中扩音机输出的音频信号通过音频输入接口进人系统，该接口的上端对音频开路，对射频通路。接口以上器件可采用有线电视系统的通用器件，该接口以... Broadcasting and Television with Cable Transmission Design Liu Xiuwen, Zhao Zhangyou, Yan Canwei, Chen Chih-Li (a) Schematic diagram of transmission with the cable Figure 1 is a schematic diagram of the transmission of audio and television with cable. Amplifier audio signal output through the audio input interface into the system, the top of the interface of the audio open, the RF path. Interfaces The above devices can be used cable TV system common device, the interface ...