公共广播系统
ZUCHENGYIGEGUANGBOYINXIANGXITONGDEZHUYAOSHEBEIYOUSANLEI:YINYUANSHEBEI、XINHAOCHULISHEBEIHEXIANCHANGSHEBEI
1音源设备
YINYUANSHEBEIZHUYAOYOUYIXIAWUBUFENGOUCHENG。
(1)AM/FMDIAOXIEQI:YONGYUJIESHOUWUXIANDIANGUANGBOJIEMU,KEYIDEDAOXINJISHIDEKEHUSUOXU
YAODEXINXIYUYINLE;
(2)JIGUANGCHANGJI:YOUCHENGCDCHANGJI,SHIGUANGBOYINXIANGXITONGDEZHUYAOJIEMUYUAN,DANGRANYEKEYISHI
VCD/DVD/LDDENG。
(3)ZIDONGXUNHUANSHUANGKAZUO:KEYIDUIHUAYINJIEMUHEYINLEJIEMUJINXINGFANFUBOFANG。
(4)HUATONGJIXIANCHANGBOYINQI:ZHUANMENYONGYUXIAOFANGZHIHUIDENGJINJIQINGKUANGXIASHIYONGGUANGBOSHEBEI,JUYOU
HUATONGHEHESHICIDAIFANGYINGUANGBOLIANGZHONGSHURUXINHAODEFANGSHI。
(5)XUNHUMAIKEFENG。
2信号处理设备
XINHAOCHULISHEBEIZHUYAOYOUYIXIALIUBUFENGOUCHENG:
(1)ZHONGSHENGFASHENGQI;
(2)HUAYINQIANZHIFANGDAQI;
(3)XIANLUFANGDAQI:DUISUOXUANZEDEJIEMUXINHAOJINXINGFANGDA;
(4)JIEMUXUANZEQI:YIBANYOUBUSHAOYUSIZHONGKEGONGXUANZEDEJIEMUXINHAOYUAN,TAMENSHIAM/FMWU
XIANJIEMUGUANGBO、CDDIEJIEMU、XUNHUANKAZUOJIEMU、ZHENGCHANGHUAYINGUANGBO;
(5)GONGLVFANGDAQI:DUIXIANLUFANGDAQIFANGDAHOUDEJIEMUXINHAOJINXINGGONGLVFANGDA,RANHOUSHUCHUDAO
FUZAILABA;
(6)DUOQUSHUCHUXUANZEQI。
GONGGONGGUANGBOXITONGFANGAN,JIYUXIANDAIHUASHENGHUO、BANGONGDETEDIAN,XIANDAIHUADESHENGHUO、BANGONGHUANJINGJUNSHEZHIGONGGONGGUANGBOXITONG。MUQIANWOMENCHANGTANLUNDEGONGGONGGUANGBOXITONGBAOKUOSANBUFEN:GONGGONGQUYUDEBEIJINGYINLEXITONG、YEWUGUANGBO、JINJISHIGUGUANGBO。
GONGGONGGUANGBOXITONGFANGAN,NEIMEZHEISANZHONGGONGGONGGUANGBOXITONGFENBIEYOUSHENMEZUOYONGNI?WOMENTINGTINGQUANQIUDINGJIGONGGONGGUANGBOGONGYINGSHANG——HUNANKANGTONGDIANZIKEJIYOUXIANGONGSISHIZENMESHUODE。
YI、GONGGONGQUYUDEBEIJINGYINLEXITONGZAIGONGGONGQUYUSHEZHIBEIJINGYINLE,KEYICHUANGZAOSHUSHI、HEXIEDEFENWEI。SUIZHERENMENWENHUASUZHIDEBUDUANTIGAOHESIXIANGYISHIDEBUDUANGENGXIN,XIANZAIDUIYUGONGGONGQUYUBEIJINGYINLEDESHIYONGYIBUZAIJUXIANYUQITAGONGGONGCHANGSUO,TAYIJINGBEIGUANGFANDESHIYONGYUSUOYOUDEXIANDAIHUAJIANZHUZHONG。
ER、YEWUGUANGBOANZHAOSHENGCHANCHEJIAN、BANGONGSHIHUOLOUCENGSHEZHIFENQUGUANGBO,ZHUYAOYONGYISHENGCHANDIAODUHEDUIGUANLIDEGUANGBO,YEKEYIDINGSHIBOCHUYINLEHUOGUANGBOJIEMUDENG,KEYIQIDAOFANGSONGJINZHANGDEXINQINGHEXIAOCHUPIFADEZUOYONG。
三、紧急事故广播系统 紧急事故广播在智能厂房建筑的设计中,通常被列为消防自动控制的一个联动部分,而实际施工中它是作为广播系统的一部分进行的。 在广播系统中消防广播具有绝对优先权,它的信号所到的扬声器应无条件畅通无阻,包括切断所有其它广播和处于开启和关断的音控器,相应区域内的所有扬声器应全功率工作。 消防规范上有明文规定消防广播应为N+1形式。当消防系统向本系统发出二次确认后的报警区域信号时,本系统将不做任何单独确认的执行该信号,并自动实现 N+1功能,同时自动启动已录好的广播信息或人工播放事故广播,另外消防分区控制器应还具有手动切换和全切两种功能,供用