安(an)(an)防(fang)監(jian)(jian)控(kong)行(xing)業(ye)的(de)發展十分快速，很多大型(xing)的(de)企(qi)業(ye)也(ye)跟隨這個(ge)(ge)市場大蛋糕發展也(ye)是紛紛的(de)加入，有了(le)他們(men)的(de)加入使(shi)(shi)得整(zheng)個(ge)(ge)市欣起了(le)很波浪(lang)，相對(dui)(dui)于一些(xie)中(zhong)小的(de)安(an)(an)防(fang)監(jian)(jian)控(kong)工(gong)程(cheng)(cheng)商來(lai)說是不小的(de)壓(ya)力。使(shi)(shi)得在這行(xing)中(zhong)在生存的(de)空間(jian)也(ye)變得更小了(le)。要想獲(huo)得更好的(de)發展水(shui)平(ping)，就必(bi)須創新出更好的(de)產品系列和(he)功能。從(cong)運營商的(de)各個(ge)(ge)角(jiao)度(du)來(lai)看，提供比較好質的(de)服務(wu)，包(bao)括遠程(cheng)(cheng)無(wu)線視頻監(jian)(jian)控(kong)，無(wu)線實(shi)時(shi)(shi)監(jian)(jian)控(kong)傳輸。 快速度(du)的(de)提高監(jian)(jian)控(kong)效(xiao)率，同時(shi)(shi)適(shi)合對(dui)(dui)各個(ge)(ge)行(xing)業(ye)、企(qi)業(ye)、機關單位(wei)中(zhong)的(de)應用。從(cong)各個(ge)(ge)系統(tong)中(zhong)實(shi)現(xian)整(zheng)個(ge)(ge)安(an)(an)防(fang)監(jian)(jian)控(kong)工(gong)程(cheng)(cheng)的(de)總體 ，形式一個(ge)(ge)大型(xing)的(de)監(jian)(jian)控(kong)管理平(ping)臺。從(cong)而快速度(du)有效(xiao)的(de)實(shi)現(xian)物聯網工(gong)程(cheng)(cheng)。并從(cong)攝(she)像到圖像顯示和(he)記(ji)錄構成完(wan)整(zheng)的(de)系統(tong)。它能實(shi)時(shi)(shi)、形象、真實(shi)地(di)反映被監(jian)(jian)控(kong)對(dui)(dui)象；微山安(an)(an)防(fang)監(jian)(jian)控(kong)

安(an)防(fang)(fang)監(jian)(jian)控系統(tong)是應用光(guang)纖(xian)、同(tong)(tong)軸電(dian)(dian)(dian)(dian)(dian)纜或(huo)(huo)微波在(zai)(zai)其閉合的(de)(de)(de)(de)(de)環(huan)路(lu)內(nei)傳輸視(shi)頻(pin)信號(hao)，并(bing)從(cong)攝(she)(she)像(xiang)(xiang)到圖像(xiang)(xiang)顯示和記(ji)錄構成(cheng)完(wan)整的(de)(de)(de)(de)(de)系統(tong)，能(neng)實(shi)時、形(xing)象(xiang)、真實(shi)地反映被監(jian)(jian)控對象(xiang)，可以(yi)在(zai)(zai)惡劣的(de)(de)(de)(de)(de)環(huan)境(jing)下(xia)代替人工進行長時間監(jian)(jian)視(shi)，通(tong)(tong)過錄像(xiang)(xiang)機記(ji)錄下(xia)來。視(shi)頻(pin)安(an)防(fang)(fang)監(jian)(jian)控系統(tong)videosurveillance&controlsystem（VSCS），指利用視(shi)頻(pin)探測(ce)技術、監(jian)(jian)視(shi)設(she)防(fang)(fang)區(qu)域(yu)并(bing)實(shi)時顯示、記(ji)錄現(xian)(xian)場圖像(xiang)(xiang)的(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)子系統(tong)或(huo)(huo)網絡。前(qian)端(duan)完(wan)成(cheng)模擬視(shi)頻(pin)的(de)(de)(de)(de)(de)拍攝(she)(she)，探測(ce)器(qi)報警信號(hao)的(de)(de)(de)(de)(de)產生，云臺、防(fang)(fang)護(hu)(hu)罩(zhao)的(de)(de)(de)(de)(de)控制(zhi)，報警輸出等功能(neng)。主要包括(kuo)：攝(she)(she)像(xiang)(xiang)頭、電(dian)(dian)(dian)(dian)(dian)動變(bian)焦鏡頭、室外(wai)紅(hong)外(wai)對射(she)探測(ce)器(qi)、雙監(jian)(jian)探測(ce)器(qi)、溫濕(shi)(shi)度(du)(du)傳感器(qi)、云臺、防(fang)(fang)護(hu)(hu)罩(zhao)、解碼(ma)器(qi)、BSV液晶拼(pin)接屏(ping)、數字(zi)掃描器(qi)、、等設(she)備(bei)（設(she)備(bei)使用情況(kuang)根據用戶的(de)(de)(de)(de)(de)實(shi)際需(xu)求配置）。攝(she)(she)像(xiang)(xiang)頭通(tong)(tong)過內(nei)置CCD及輔助電(dian)(dian)(dian)(dian)(dian)路(lu)將(jiang)現(xian)(xian)場情況(kuang)拍攝(she)(she)成(cheng)為(wei)模擬視(shi)頻(pin)電(dian)(dian)(dian)(dian)(dian)信號(hao)，經同(tong)(tong)軸電(dian)(dian)(dian)(dian)(dian)纜傳輸。電(dian)(dian)(dian)(dian)(dian)動變(bian)焦鏡頭將(jiang)拍攝(she)(she)場景拉近、推(tui)遠，并(bing)實(shi)現(xian)(xian)光(guang)圈、調(diao)焦等光(guang)學調(diao)整。溫度(du)(du)、濕(shi)(shi)度(du)(du)傳感器(qi)可探測(ce)環(huan)境(jing)內(nei)溫度(du)(du)、濕(shi)(shi)度(du)(du)，從(cong)而保(bao)證內(nei)部良(liang)好的(de)(de)(de)(de)(de)物(wu)理環(huan)境(jing)。云臺、防(fang)(fang)護(hu)(hu)罩(zhao)給(gei)攝(she)(she)像(xiang)(xiang)機和鏡頭提供了適宜(yi)的(de)(de)(de)(de)(de)工作環(huan)境(jing)，并(bing)可實(shi)現(xian)(xian)拍攝(she)(she)角(jiao)度(du)(du)的(de)(de)(de)(de)(de)水平(ping)和垂直(zhi)調(diao)整。解碼(ma)器(qi)是云臺、鏡頭控制(zhi)的(de)(de)(de)(de)(de)設(she)備(bei)，通(tong)(tong)過它可實(shi)現(xian)(xian)使用微機接口經過軟件控制(zhi)鏡頭、云臺。嘉祥安(an)防(fang)(fang)監(jian)(jian)控品牌由于是在(zai)(zai)電(dian)(dian)(dian)(dian)(dian)腦里面(mian)加裝(zhuang)監(jian)(jian)控卡，所以(yi)電(dian)(dian)(dian)(dian)(dian)腦要24小時開(kai)機；

探(tan)(tan)(tan)頭即(ji)自動感應，觸發報(bao)(bao)(bao)警(jing)(jing)(jing)(jing)，主(zhu)(zhu)機(ji)顯示報(bao)(bao)(bao)警(jing)(jing)(jing)(jing)部位，同時(shi)(shi)聯(lian)動相應的(de)(de)探(tan)(tan)(tan)照燈和攝像(xiang)機(ji)，并(bing)(bing)(bing)在(zai)主(zhu)(zhu)機(ji)上自動切換成報(bao)(bao)(bao)警(jing)(jing)(jing)(jing)攝像(xiang)畫面，報(bao)(bao)(bao)警(jing)(jing)(jing)(jing)中(zhong)心(xin)(xin)(xin)監(jian)控用計算(suan)機(ji)彈出(chu)電(dian)子(zi)(zi)地圖并(bing)(bing)(bing)作(zuo)報(bao)(bao)(bao)警(jing)(jing)(jing)(jing)記錄(lu)，提示值班(ban)人(ren)員處理(li)，加強了(le)保安(an)力度。報(bao)(bao)(bao)警(jing)(jing)(jing)(jing)防(fang)范系統(tong)是(shi)利用主(zhu)(zhu)動紅外移(yi)動探(tan)(tan)(tan)測(ce)(ce)(ce)器(qi)將(jiang)重要通道控制起(qi)來，并(bing)(bing)(bing)連(lian)接(jie)(jie)到(dao)(dao)(dao)管理(li)中(zhong)心(xin)(xin)(xin)的(de)(de)報(bao)(bao)(bao)警(jing)(jing)(jing)(jing)中(zhong)心(xin)(xin)(xin)，當在(zai)非(fei)(fei)工作(zuo)時(shi)(shi)間內有人(ren)員從非(fei)(fei)正常入(ru)(ru)口進入(ru)(ru)時(shi)(shi)，探(tan)(tan)(tan)測(ce)(ce)(ce)器(qi)會立(li)即(ji)將(jiang)報(bao)(bao)(bao)警(jing)(jing)(jing)(jing)信(xin)號發送到(dao)(dao)(dao)管理(li)中(zhong)心(xin)(xin)(xin)，同時(shi)(shi)啟動聯(lian)動裝(zhuang)置和設備，對入(ru)(ru)侵(qin)(qin)者(zhe)進行(xing)警(jing)(jing)(jing)(jing)告，可以進行(xing)連(lian)續攝像(xiang)及(ji)錄(lu)像(xiang)。在(zai)建筑的(de)(de)安(an)裝(zhuang)電(dian)子(zi)(zi)圍(wei)(wei)(wei)欄(lan)(lan)(lan)(lan)，電(dian)子(zi)(zi)圍(wei)(wei)(wei)欄(lan)(lan)(lan)(lan)是(shi)目前(qian)的(de)(de)周界防(fang)盜(dao)報(bao)(bao)(bao)警(jing)(jing)(jing)(jing)系統(tong)，它由高壓電(dian)子(zi)(zi)脈沖(chong)(chong)主(zhu)(zhu)機(ji)和前(qian)端探(tan)(tan)(tan)測(ce)(ce)(ce)圍(wei)(wei)(wei)欄(lan)(lan)(lan)(lan)組成。高壓電(dian)子(zi)(zi)脈沖(chong)(chong)主(zhu)(zhu)機(ji)是(shi)產生和接(jie)(jie)收高壓脈沖(chong)(chong)信(xin)號，并(bing)(bing)(bing)在(zai)前(qian)端探(tan)(tan)(tan)測(ce)(ce)(ce)圍(wei)(wei)(wei)欄(lan)(lan)(lan)(lan)處于觸網(wang)、短路、斷路狀(zhuang)態時(shi)(shi)能(neng)(neng)產生報(bao)(bao)(bao)警(jing)(jing)(jing)(jing)信(xin)號，并(bing)(bing)(bing)把入(ru)(ru)侵(qin)(qin)信(xin)號發送到(dao)(dao)(dao)安(an)全報(bao)(bao)(bao)警(jing)(jing)(jing)(jing)中(zhong)心(xin)(xin)(xin)；前(qian)端探(tan)(tan)(tan)測(ce)(ce)(ce)圍(wei)(wei)(wei)欄(lan)(lan)(lan)(lan)由桿及(ji)金(jin)屬(shu)導線(xian)等(deng)構件組成的(de)(de)有形周界。電(dian)子(zi)(zi)圍(wei)(wei)(wei)欄(lan)(lan)(lan)(lan)是(shi)一種(zhong)主(zhu)(zhu)動入(ru)(ru)侵(qin)(qin)防(fang)越(yue)圍(wei)(wei)(wei)欄(lan)(lan)(lan)(lan)，對入(ru)(ru)侵(qin)(qin)企(qi)圖做出(chu)反擊，擊退入(ru)(ru)侵(qin)(qin)者(zhe)，延遲入(ru)(ru)侵(qin)(qin)時(shi)(shi)間，并(bing)(bing)(bing)且(qie)不(bu)威脅人(ren)的(de)(de)性命，并(bing)(bing)(bing)把入(ru)(ru)侵(qin)(qin)信(xin)號發送到(dao)(dao)(dao)門監(jian)控設備上，以保證(zheng)管理(li)人(ren)員能(neng)(neng)及(ji)時(shi)(shi)了(le)解報(bao)(bao)(bao)警(jing)(jing)(jing)(jing)區域的(de)(de)情(qing)況，快速的(de)(de)作(zuo)出(chu)處理(li)。

現(xian)場監(jian)(jian)控(kong)(kong)(kong)(kong)(kong)(kong)與網(wang)絡監(jian)(jian)控(kong)(kong)(kong)(kong)(kong)(kong)您在(zai)確定監(jian)(jian)控(kong)(kong)(kong)(kong)(kong)(kong)系統安(an)(an)裝(zhuang)的(de)(de)時(shi)候，要考慮是(shi)否需(xu)要網(wang)絡功(gong)能，也就(jiu)是(shi)說如(ru)果您需(xu)要在(zai)互聯(lian)網(wang)隨時(shi)對監(jian)(jian)控(kong)(kong)(kong)(kong)(kong)(kong)現(xian)場進行監(jian)(jian)視(shi)和(he)控(kong)(kong)(kong)(kong)(kong)(kong)制，就(jiu)需(xu)要選擇具有網(wang)絡功(gong)能的(de)(de)監(jian)(jian)控(kong)(kong)(kong)(kong)(kong)(kong)主機。避免安(an)(an)裝(zhuang)完畢卻沒有網(wang)絡傳輸功(gong)能。一(yi)個(ge)完整的(de)(de)安(an)(an)防監(jian)(jian)控(kong)(kong)(kong)(kong)(kong)(kong)設備(bei)起碼要具備(bei)：監(jian)(jian)控(kong)(kong)(kong)(kong)(kong)(kong)攝(she)像(xiang)(xiang)(xiang)頭(tou)(tou)、云(yun)臺(tai)、解碼器這(zhe)三(san)部(bu)分，以下(xia)是(shi)他們的(de)(de)安(an)(an)裝(zhuang)方(fang)法：監(jian)(jian)控(kong)(kong)(kong)(kong)(kong)(kong)攝(she)像(xiang)(xiang)(xiang)頭(tou)(tou)的(de)(de)安(an)(an)裝(zhuang)方(fang)法：1、在(zai)強電磁干擾環(huan)境下(xia)，監(jian)(jian)控(kong)(kong)(kong)(kong)(kong)(kong)攝(she)像(xiang)(xiang)(xiang)頭(tou)(tou)安(an)(an)裝(zhuang)應(ying)(ying)(ying)與地(di)(di)絕緣隔離(li)。2、在(zai)滿足監(jian)(jian)視(shi)目標視(shi)場范圍要求的(de)(de)條件下(xia)，其(qi)安(an)(an)裝(zhuang)高度：室內(nei)(nei)離(li)地(di)(di)不宜(yi)低(di)于，室外(wai)離(li)地(di)(di)不宜(yi)低(di)于。3、電梯廂內(nei)(nei)的(de)(de)監(jian)(jian)控(kong)(kong)(kong)(kong)(kong)(kong)攝(she)像(xiang)(xiang)(xiang)頭(tou)(tou)應(ying)(ying)(ying)安(an)(an)裝(zhuang)在(zai)廂門(men)上方(fang)的(de)(de)左(zuo)或(huo)右側，并(bing)(bing)能有效(xiao)監(jian)(jian)視(shi)電梯廂內(nei)(nei)乘(cheng)員(yuan)面部(bu)特征(zheng)。4、監(jian)(jian)控(kong)(kong)(kong)(kong)(kong)(kong)攝(she)像(xiang)(xiang)(xiang)頭(tou)(tou)及其(qi)配套裝(zhuang)置，如(ru)鏡頭(tou)(tou)、攝(she)像(xiang)(xiang)(xiang)機防護罩、支架、雨刷等，安(an)(an)裝(zhuang)應(ying)(ying)(ying)牢固，運轉應(ying)(ying)(ying)靈(ling)活，應(ying)(ying)(ying)注意防破壞，并(bing)(bing)與周邊環(huan)境相協(xie)調。5、信號(hao)線(xian)和(he)電源線(xian)應(ying)(ying)(ying)分別引入，外(wai)露部(bu)分用軟(ruan)管保護，并(bing)(bing)不影響云(yun)臺(tai)的(de)(de)轉動。并(bing)(bing)在(zai)主機上自動切換成(cheng)報(bao)警(jing)(jing)攝(she)像(xiang)(xiang)(xiang)畫面，報(bao)警(jing)(jing)中心監(jian)(jian)控(kong)(kong)(kong)(kong)(kong)(kong)用計算機彈出電子(zi)地(di)(di)圖并(bing)(bing)作報(bao)警(jing)(jing)記錄，提示值班人員(yuan)處理(li)；

以免(mian)造成干擾(rao)。因為無線(xian)(xian)網(wang)絡價格差(cha)不(bu)多是有(you)(you)線(xian)(xian)傳輸監(jian)控(kong)(kong)(kong)(kong)設(she)(she)(she)備的(de)(de)2倍，所以我建議使用有(you)(you)線(xian)(xian)傳輸安(an)(an)裝(zhuang)(zhuang)(zhuang)。現場(chang)監(jian)控(kong)(kong)(kong)(kong)與網(wang)絡監(jian)控(kong)(kong)(kong)(kong)您在(zai)(zai)確定(ding)監(jian)控(kong)(kong)(kong)(kong)系統安(an)(an)裝(zhuang)(zhuang)(zhuang)的(de)(de)時候，要(yao)考慮是否需(xu)要(yao)網(wang)絡功能，也就(jiu)是說如果(guo)您需(xu)要(yao)在(zai)(zai)互聯網(wang)隨時對(dui)監(jian)控(kong)(kong)(kong)(kong)現場(chang)進行監(jian)視和控(kong)(kong)(kong)(kong)制(zhi)，就(jiu)需(xu)要(yao)選擇具有(you)(you)網(wang)絡功能的(de)(de)監(jian)控(kong)(kong)(kong)(kong)主機。避(bi)免(mian)安(an)(an)裝(zhuang)(zhuang)(zhuang)完(wan)(wan)畢卻沒有(you)(you)網(wang)絡傳輸功能。一個(ge)完(wan)(wan)整的(de)(de)安(an)(an)防監(jian)控(kong)(kong)(kong)(kong)設(she)(she)(she)備起碼要(yao)具備：監(jian)控(kong)(kong)(kong)(kong)攝(she)像頭(tou)、云臺(tai)、解碼器這三部分(fen)，以下是他(ta)們(men)的(de)(de)安(an)(an)裝(zhuang)(zhuang)(zhuang)方(fang)法：監(jian)控(kong)(kong)(kong)(kong)攝(she)像頭(tou)的(de)(de)安(an)(an)裝(zhuang)(zhuang)(zhuang)方(fang)法：1、在(zai)(zai)強電(dian)(dian)磁干擾(rao)環境下，監(jian)控(kong)(kong)(kong)(kong)攝(she)像頭(tou)安(an)(an)裝(zhuang)(zhuang)(zhuang)應(ying)與地絕緣隔離(li)。2、在(zai)(zai)滿(man)足監(jian)視目標視場(chang)范圍要(yao)求(qiu)的(de)(de)條件下，其(qi)(qi)安(an)(an)裝(zhuang)(zhuang)(zhuang)高(gao)(gao)度：室內(nei)(nei)離(li)地不(bu)宜低于，室外(wai)離(li)地不(bu)宜低于。3、電(dian)(dian)梯廂內(nei)(nei)的(de)(de)監(jian)控(kong)(kong)(kong)(kong)攝(she)像頭(tou)應(ying)安(an)(an)裝(zhuang)(zhuang)(zhuang)在(zai)(zai)廂門上(shang)方(fang)的(de)(de)左或(huo)右側(ce)，并(bing)能有(you)(you)效(xiao)監(jian)視電(dian)(dian)梯廂內(nei)(nei)乘(cheng)員面部特(te)征(zheng)。4、監(jian)控(kong)(kong)(kong)(kong)攝(she)像頭(tou)及其(qi)(qi)配(pei)套裝(zhuang)(zhuang)(zhuang)置(zhi)(zhi)，如鏡頭(tou)、攝(she)像機防護(hu)罩、支(zhi)架、雨刷等，安(an)(an)裝(zhuang)(zhuang)(zhuang)應(ying)牢(lao)固(gu)，運(yun)轉應(ying)靈活，應(ying)注(zhu)意防破壞，并(bing)與周邊環境相協調。5、信(xin)號線(xian)(xian)和電(dian)(dian)源線(xian)(xian)應(ying)分(fen)別引入(ru)，外(wai)露部分(fen)用軟管(guan)保護(hu)，并(bing)不(bu)影響云臺(tai)的(de)(de)轉動。監(jian)控(kong)(kong)(kong)(kong)攝(she)像頭(tou)控(kong)(kong)(kong)(kong)制(zhi)設(she)(she)(she)備安(an)(an)裝(zhuang)(zhuang)(zhuang)：1、控(kong)(kong)(kong)(kong)制(zhi)室內(nei)(nei)所有(you)(you)線(xian)(xian)纜(lan)應(ying)根(gen)據設(she)(she)(she)備安(an)(an)裝(zhuang)(zhuang)(zhuang)位(wei)置(zhi)(zhi)設(she)(she)(she)置(zhi)(zhi)電(dian)(dian)纜(lan)槽和進線(xian)(xian)孔，排列、捆扎整齊，編號，并(bing)有(you)(you)長久(jiu)性標志2、控(kong)(kong)(kong)(kong)制(zhi)臺(tai)、機柜（架）安(an)(an)裝(zhuang)(zhuang)(zhuang)位(wei)置(zhi)(zhi)應(ying)符合設(she)(she)(she)計(ji)要(yao)求(qiu)。高(gao)(gao)壓電(dian)(dian)子(zi)脈沖主機是產生和接收(shou)高(gao)(gao)壓脈沖信(xin)號，并(bing)在(zai)(zai)前端探測圍欄處于觸(chu)網(wang)、短路(lu)、斷路(lu)狀態時能產生報警(jing)信(xin)號；臨(lin)沂安(an)(an)防監(jian)控(kong)(kong)(kong)(kong)設(she)(she)(she)備

前端完成模擬視頻(pin)的(de)(de)拍攝，探(tan)測器報(bao)警(jing)(jing)信號(hao)的(de)(de)產生，云臺、防護罩的(de)(de)控制(zhi)，報(bao)警(jing)(jing)輸(shu)出等功能(neng)。微(wei)山安防監(jian)控

網紋狀干(gan)擾由于(yu)(yu)視(shi)頻(pin)(pin)(pin)(pin)(pin)電(dian)(dian)纜線的(de)芯線與(yu)屏蔽(bi)網短路(lu)(lu)、斷路(lu)(lu)造成(cheng)的(de)故(gu)障(zhang)(zhang)。這(zhe)種(zhong)(zhong)(zhong)故(gu)障(zhang)(zhang)的(de)表現(xian)形(xing)式是(shi)(shi)在(zai)監視(shi)器上(shang)(shang)(shang)產生(sheng)較深較亂的(de)大(da)面(mian)積網紋干(gan)擾，以(yi)至圖像全部被破壞，形(xing)不成(cheng)圖像和(he)同步信(xin)號。這(zhe)種(zhong)(zhong)(zhong)情況(kuang)多(duo)出(chu)現(xian)在(zai)BNC接(jie)(jie)頭(tou)或(huo)其(qi)它(ta)類型的(de)視(shi)頻(pin)(pin)(pin)(pin)(pin)接(jie)(jie)頭(tou)上(shang)(shang)(shang)。即這(zhe)種(zhong)(zhong)(zhong)故(gu)障(zhang)(zhang)現(xian)象(xiang)出(chu)現(xian)時，往(wang)往(wang)不會(hui)是(shi)(shi)整個系統的(de)各路(lu)(lu)信(xin)號均出(chu)問題，而出(chu)現(xian)在(zai)那(nei)些接(jie)(jie)頭(tou)不好的(de)路(lu)(lu)數(shu)上(shang)(shang)(shang)。只要(yao)認真逐個檢(jian)查這(zhe)些接(jie)(jie)頭(tou)，就可以(yi)解決(jue)。豎(shu)條(tiao)狀干(gan)擾由于(yu)(yu)傳輸(shu)(shu)線的(de)特(te)(te)性阻(zu)(zu)抗(kang)不匹配引起的(de)故(gu)障(zhang)(zhang)現(xian)象(xiang)。這(zhe)種(zhong)(zhong)(zhong)現(xian)象(xiang)的(de)表現(xian)形(xing)式是(shi)(shi)在(zai)監視(shi)器的(de)畫面(mian)上(shang)(shang)(shang)產生(sheng)若干(gan)條(tiao)間(jian)距相等的(de)豎(shu)條(tiao)干(gan)擾，干(gan)擾信(xin)號的(de)頻(pin)(pin)(pin)(pin)(pin)率基本上(shang)(shang)(shang)是(shi)(shi)行(xing)頻(pin)(pin)(pin)(pin)(pin)的(de)整數(shu)倍。這(zhe)是(shi)(shi)由于(yu)(yu)視(shi)頻(pin)(pin)(pin)(pin)(pin)傳輸(shu)(shu)線的(de)特(te)(te)性阻(zu)(zu)抗(kang)不是(shi)(shi)75Ω而導(dao)致阻(zu)(zu)抗(kang)失(shi)配造成(cheng)的(de)。也可以(yi)說(shuo)，產生(sheng)這(zhe)種(zhong)(zhong)(zhong)干(gan)擾現(xian)象(xiang)是(shi)(shi)由視(shi)頻(pin)(pin)(pin)(pin)(pin)電(dian)(dian)纜的(de)特(te)(te)性阻(zu)(zu)抗(kang)和(he)分布參(can)數(shu)都不符合(he)要(yao)求綜合(he)引起的(de)。解決(jue)的(de)方法一(yi)(yi)般靠“始端串(chuan)接(jie)(jie)電(dian)(dian)阻(zu)(zu)”或(huo)“終端并接(jie)(jie)電(dian)(dian)阻(zu)(zu)”的(de)方法去解決(jue)。另外，值得注(zhu)意的(de)是(shi)(shi)，在(zai)視(shi)頻(pin)(pin)(pin)(pin)(pin)傳輸(shu)(shu)距離很短時（一(yi)(yi)般為150米以(yi)內），使用上(shang)(shang)(shang)述阻(zu)(zu)抗(kang)失(shi)配和(he)分布參(can)數(shu)過大(da)的(de)視(shi)頻(pin)(pin)(pin)(pin)(pin)電(dian)(dian)纜不一(yi)(yi)定(ding)會(hui)出(chu)現(xian)上(shang)(shang)(shang)述的(de)干(gan)擾現(xian)象(xiang)。解決(jue)上(shang)(shang)(shang)述問題的(de)根本辦法是(shi)(shi)在(zai)選購視(shi)頻(pin)(pin)(pin)(pin)(pin)電(dian)(dian)纜時，一(yi)(yi)定(ding)要(yao)保證質(zhi)量(liang)。必要(yao)時應對電(dian)(dian)纜進行(xing)抽樣(yang)檢(jian)測。其(qi)它(ta)干(gan)擾由傳輸(shu)(shu)線引入的(de)空間(jian)輻射干(gan)擾。這(zhe)種(zhong)(zhong)(zhong)干(gan)擾現(xian)象(xiang)的(de)產生(sheng)。微山(shan)安防監控(kong)

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