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有线电视基础知识讲座第七讲卫星电视广播接收（上） 刘修文（湖南攸县有线电视台４１２３００）一、卫星电视信号的传输１．Ｃ波段与Ｋｕ波段目前卫星转发器的工作频段有Ｃ波段与Ｋｕ波段。Ｃ波段的上行频率为（５．８～６．４）ＧＨｚ，下行频率为（３．７～４．２）Ｇ...
Lectures on Cable TV Basic Knowledge Lecture 7 Satellite TV Broadcast Reception (on) Liu Xiuwen (Hunan Youxian Cable TV Station 412300) I. Transmission of Satellite TV Signal 1. C-band and Ku-band current satellite transponder operating band C band and Ku band. C band upstream frequency (5.8 ~ 6.4) GHz, downlink frequency (3.7 ~ 4.2) G ...