摘要
本文针对广播发射机播出质量和播出效果监测是保障发射机不间断播音的一个重要组成部分,结合广播发射台自台监测设备NRD-545数字处理接收机,从工作原理、功能、特点、使用,以及主要电路等方面进行了分析讨论;针对接收机所具有的数据库技术和软件接口等功能,与Visual C++的软件进行了融合应用展开了论述,提出了广播发射机自台播出节目的无线监测系统的设计方案;文章分别对广播发射机播出节目实时监测,播出质量效果的信息获取、信息存储、信息查询和故障报警,以及智能化远程监测的实现进行了阐述。
Broadcast quality monitoring system is important to the uninterrupted broadcast of transmitter. Based on the application of NRD - 545 digital receiver, the author discussed its working principle, function, characteristics, and the main circuit. Then a design scheme for the wireless monitoring system was proposed and introduced from the aspects of signal monitoring, quality information, data storage ＆ searching, failure warning and remote monitoring.
出处
《中国西部科技》
2015年第9期54-59,共6页
Science and Technology of West China
