视音频处理器应用及故障维护分析  

The Application of Audio and Video Processor and Analysis of Fault Maintenance

作　　者：范成军 

机构地区：[1]国家新闻出版广电总局广播电视卫星直播管理中心,北京100866

出　　处：《现代信息科技》2017年第4期33-35,38,共4页Modern Information Technology

摘　　要：视音频切换控制器是具有指示、报警、自动或手动切换、远程控制及报警等功能的视音频切换器。该视音频切换器的突出特点是操作方便、功能全面、可靠性高、界面简洁。文章利用视音频处理器来解决电视传播过程的质量问题,并对其常见故障进行分析。The video audio switching controller is a video and audio switcher with functions of indication,alarm,automatic or manual switching,remote control and alarm.The outstanding features of this video and audio switcher are easy operation,comprehensive function,high reliability and simple interface. This paper uses video and audio processor to solve the quality problem of TV transmission process,and analyzes its common faults.

关 键 词：视音频处理器 调幅发射机 功能 日常维护 

分 类 号：TN94[电子电信—信号与信息处理]