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you xian dian shi qian duan yun xing ji wei hu
Author(s): 
Pages: 55-7
Year: Issue:  6
Journal: The Video-Audio Circle

Keyword:  有线电视前端有线电视台电视节目高质量视频信号天线口径调制器性能指标万用表卫星信号;
Abstract: <正> 盐城有线电视台前端建于1993年4月,开通于该年6月。目前传送19套电视节目,平均每天送出391小时的优质信号。已安全运行四年多,其主要设备没有发生过任何大的故障。省广电厅几次抽查,
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