第1页共29页编号：时间：2021年x月x日书山有路勤为径，学海无涯苦作舟页码：第1页共29页公共广播系统设计方案XXXXXXXXXXXX有限公司2013年02月第2页共29页第1页共29页编号：时间：2021年x月x日书山有路勤为径，学海无涯苦作舟页码：第2页共29页目录一．工程概况....................................................................................................................................31.1系统结构..............................................................................................................................31.2系统性能..............................................................................................................................31.3系统设计说明......................................................................................................................4二．广播系统的功能........................................................................................................................52.1功能介绍..............................................................................................................................52.2广播区的选择......................................................................................................................52.3监测功能..............................................................................................................................52.4切换.....................................................................................................................................6三．系统结构设计及点表................................................................................................................63.1系统结构设计......................................................................................................................63.2系统点位表........................................................................................................................6四．系统设备功能介绍....................................................................................................................74.1概述：.................................................................................................................................74.2系统控制器..........................................................................................................................74.3系统路由器..........................................................................................................................84.4功率放大器..........................................................................................................................84.5呼叫站及键盘......................................................................................................................94.6背景音源..............................................................................................................................94.7扬声器...............................................................................................................................10五．主要设备性能参数..................................................................................................................105.1话音警报系统控制器LBB1990/00...................................................................................105.2话音警报系统路由器LBB1992/00...............................................................................
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