現在(zai)的(de)(de)(de)(de)監(jian)(jian)控(kong)(kong)(kong)無處不在(zai)，監(jian)(jian)控(kong)(kong)(kong)設(she)備(bei)(bei)(bei)(bei)(bei)的(de)(de)(de)(de)維(wei)護工(gong)作也(ye)越來(lai)越為(wei)人們所(suo)重視(shi)。為(wei)了做(zuo)好監(jian)(jian)控(kong)(kong)(kong)設(she)備(bei)(bei)(bei)(bei)(bei)的(de)(de)(de)(de)維(wei)護工(gong)作，維(wei)修中(zhong)心應配(pei)備(bei)(bei)(bei)(bei)(bei)相(xiang)應的(de)(de)(de)(de)人力(li)(li)、物力(li)(li)、工(gong)具(ju)(ju)、通(tong)(tong)訊設(she)備(bei)(bei)(bei)(bei)(bei)等(deng)(deng)，負責日常對監(jian)(jian)控(kong)(kong)(kong)系統的(de)(de)(de)(de)監(jian)(jian)測(ce)、維(wei)護、服務(wu)、管(guan)理，承擔起設(she)備(bei)(bei)(bei)(bei)(bei)的(de)(de)(de)(de)維(wei)護服務(wu)工(gong)作，以(yi)保障(zhang)監(jian)(jian)控(kong)(kong)(kong)系統的(de)(de)(de)(de)長期、可(ke)靠、有(you)效地運行。維(wei)修攝(she)像(xiang)頭1、維(wei)護基(ji)本條(tiao)件(jian)(jian)(jian)：對于(yu)監(jian)(jian)控(kong)(kong)(kong)系統的(de)(de)(de)(de)維(wei)護來(lai)說(shuo)也(ye)是需要(yao)具(ju)(ju)備(bei)(bei)(bei)(bei)(bei)幾樣條(tiao)件(jian)(jian)(jian)的(de)(de)(de)(de)，即做(zuo)到(dao)(dao)“四齊(qi)(qi)(qi)”，即備(bei)(bei)(bei)(bei)(bei)件(jian)(jian)(jian)齊(qi)(qi)(qi)、配(pei)件(jian)(jian)(jian)齊(qi)(qi)(qi)、工(gong)具(ju)(ju)齊(qi)(qi)(qi)、儀(yi)器(qi)齊(qi)(qi)(qi)。2、備(bei)(bei)(bei)(bei)(bei)件(jian)(jian)(jian)齊(qi)(qi)(qi)：通(tong)(tong)常來(lai)說(shuo)，每一個(ge)系統的(de)(de)(de)(de)維(wei)護都必(bi)(bi)須(xu)(xu)建立相(xiang)應的(de)(de)(de)(de)備(bei)(bei)(bei)(bei)(bei)件(jian)(jian)(jian)庫(ku)，主(zhu)要(yao)儲備(bei)(bei)(bei)(bei)(bei)一些比較(jiao)重要(yao)而(er)損壞后不易馬上修復的(de)(de)(de)(de)設(she)備(bei)(bei)(bei)(bei)(bei)，如攝(she)像(xiang)機(ji)、鏡頭、監(jian)(jian)視(shi)器(qi)等(deng)(deng)。這(zhe)些設(she)備(bei)(bei)(bei)(bei)(bei)一旦出現故障(zhang)就可(ke)能(neng)(neng)使系統不能(neng)(neng)正常運行，必(bi)(bi)須(xu)(xu)及時更換，因此(ci)必(bi)(bi)須(xu)(xu)具(ju)(ju)備(bei)(bei)(bei)(bei)(bei)一定(ding)數量的(de)(de)(de)(de)備(bei)(bei)(bei)(bei)(bei)件(jian)(jian)(jian)，而(er)且備(bei)(bei)(bei)(bei)(bei)件(jian)(jian)(jian)庫(ku)的(de)(de)(de)(de)庫(ku)存量必(bi)(bi)須(xu)(xu)根據設(she)備(bei)(bei)(bei)(bei)(bei)能(neng)(neng)否維(wei)修和(he)(he)(he)設(she)備(bei)(bei)(bei)(bei)(bei)的(de)(de)(de)(de)運行周期的(de)(de)(de)(de)特點不斷進行更新。3、配(pei)件(jian)(jian)(jian)齊(qi)(qi)(qi)：配(pei)件(jian)(jian)(jian)主(zhu)要(yao)是設(she)備(bei)(bei)(bei)(bei)(bei)里各(ge)種分立元(yuan)件(jian)(jian)(jian)和(he)(he)(he)模(mo)塊的(de)(de)(de)(de)額外配(pei)置，可(ke)以(yi)多備(bei)(bei)(bei)(bei)(bei)一些，主(zhu)要(yao)用于(yu)設(she)備(bei)(bei)(bei)(bei)(bei)的(de)(de)(de)(de)維(wei)修，常用的(de)(de)(de)(de)配(pei)件(jian)(jian)(jian)主(zhu)要(yao)有(you)電(dian)(dian)路所(suo)需要(yao)的(de)(de)(de)(de)各(ge)種集成(cheng)電(dian)(dian)路芯(xin)片(pian)和(he)(he)(he)各(ge)種電(dian)(dian)路分立元(yuan)件(jian)(jian)(jian)，而(er)其它(ta)較(jiao)大的(de)(de)(de)(de)設(she)備(bei)(bei)(bei)(bei)(bei)就必(bi)(bi)須(xu)(xu)配(pei)置一定(ding)的(de)(de)(de)(de)功能(neng)(neng)模(mo)塊以(yi)備(bei)(bei)(bei)(bei)(bei)急用。這(zhe)樣，經過(guo)維(wei)修就能(neng)(neng)用小的(de)(de)(de)(de)投(tou)入(ru)產生良好的(de)(de)(de)(de)效益，節約(yue)大量更新設(she)備(bei)(bei)(bei)(bei)(bei)的(de)(de)(de)(de)經費。4、工(gong)具(ju)(ju)和(he)(he)(he)檢測(ce)儀(yi)器(qi)齊(qi)(qi)(qi)：要(yao)做(zuo)到(dao)(dao)勤(qin)修設(she)備(bei)(bei)(bei)(bei)(bei)。監(jian)(jian)控(kong)(kong)(kong)設(she)備(bei)(bei)(bei)(bei)(bei)是指(zhi)用于(yu)監(jian)(jian)視(shi)、記錄、傳輸和(he)(he)(he)存儲視(shi)頻、音頻、圖像(xiang)等(deng)(deng)信息(xi)的(de)(de)(de)(de)設(she)備(bei)(bei)(bei)(bei)(bei)。安全(quan)監(jian)(jian)控(kong)(kong)(kong)平(ping)臺

視頻(pin)(pin)監(jian)(jian)控(kong)(kong)系統(tong)(tong)(tong)的(de)(de)建(jian)設(she)越(yue)廣，布(bu)局越(yue)合理，起到的(de)(de)防(fang)范作用就越(yue)大(da)。若平(ping)時(shi)不建(jian)立起相(xiang)(xiang)應的(de)(de)維(wei)護(hu)保養機(ji)制，幾年之(zhi)后整個系統(tong)(tong)(tong)將會面臨(lin)著全(quan)部(bu)陷入癱瘓狀態，損失是不可(ke)估量(liang)。若想延長(chang)監(jian)(jian)控(kong)(kong)設(she)備(bei)(bei)(bei)的(de)(de)壽命和(he)發揮(hui)其自身的(de)(de)效(xiao)能，必須對(dui)監(jian)(jian)控(kong)(kong)系統(tong)(tong)(tong)定(ding)(ding)(ding)期(qi)維(wei)護(hu)，監(jian)(jian)控(kong)(kong)系統(tong)(tong)(tong)故(gu)障定(ding)(ding)(ding)期(qi)排查，監(jian)(jian)控(kong)(kong)系統(tong)(tong)(tong)安全(quan)定(ding)(ding)(ding)期(qi)防(fang)護(hu)、前端設(she)備(bei)(bei)(bei)定(ding)(ding)(ding)期(qi)保養。視頻(pin)(pin)監(jian)(jian)控(kong)(kong)系統(tong)(tong)(tong)包括：(1)前端設(she)備(bei)(bei)(bei)(2)傳輸設(she)備(bei)(bei)(bei)(3)處理/控(kong)(kong)制設(she)備(bei)(bei)(bei)(4)紀錄(lu)(lu)/顯示設(she)備(bei)(bei)(bei)維(wei)護(hu)保養內容：1、攝(she)像機(ji)、監(jian)(jian)視器、光端機(ji)、主控(kong)(kong)臺(tai)等視頻(pin)(pin)監(jian)(jian)控(kong)(kong)、安防(fang)系統(tong)(tong)(tong)設(she)備(bei)(bei)(bei)保養。2、硬(ying)盤錄(lu)(lu)像機(ji)及矩陣主機(ji)保養。3、系統(tong)(tong)(tong)平(ping)臺(tai)維(wei)護(hu)，硬(ying)件(jian)加(jia)密，軟件(jian)故(gu)障排除(chu)及回復、硬(ying)盤垃圾(ji)清理等。4、其他保養：對(dui)立桿、設(she)備(bei)(bei)(bei)箱等設(she)施的(de)(de)損壞和(he)自然銹(xiu)跡(ji)在(zai)必要時(shi)進行修(xiu)復和(he)表面翻新。檢查線路、連接設(she)備(bei)(bei)(bei)的(de)(de)可(ke)靠性和(he)牢固性及其他相(xiang)(xiang)關設(she)施的(de)(de)保養。珠海(hai)監(jian)(jian)控(kong)(kong)設(she)備(bei)(bei)(bei)安裝監(jian)(jian)控(kong)(kong)系統(tong)(tong)(tong)組成部(bu)分有(you)哪(na)些?

二、巡(xun)(xun)防互(hu)動(dong)、跟蹤監(jian)控(kong)法(fa)(fa)。通(tong)過監(jian)控(kong)與巡(xun)(xun)防員的(de)(de)互(hu)動(dong)，及時(shi)(shi)發(fa)現(xian)(xian)(xian)(xian)(xian)并明確(que)案(an)(an)犯(fan)逃跑(pao)方向，聯合路面(mian)巡(xun)(xun)防隊員對(dui)(dui)嫌(xian)疑人(ren)(ren)實(shi)(shi)(shi)施抓捕(bu)，實(shi)(shi)(shi)現(xian)(xian)(xian)(xian)(xian)“路面(mian)巡(xun)(xun)邏(luo)”與“監(jian)控(kong)巡(xun)(xun)邏(luo)”無縫對(dui)(dui)接(jie)，適用于路面(mian)D竊等情況。三(san)、研(yan)判預(yu)警(jing)(jing)、定(ding)(ding)位監(jian)控(kong)法(fa)(fa)。定(ding)(ding)期梳理(li)，總結出易發(fa)案(an)(an)、高(gao)發(fa)案(an)(an)的(de)(de)重(zhong)點(dian)(dian)區(qu)(qu)塊和(he)時(shi)(shi)段，合理(li)分配(pei)(pei)和(he)調(diao)(diao)整(zheng)探頭(tou)位置(zhi)鎖定(ding)(ding)觀察(cha)。四、區(qu)(qu)域(yu)指(zhi)揮、調(diao)(diao)度(du)監(jian)控(kong)法(fa)(fa)。在(zai)重(zhong)大(da)節日(ri)活動(dong)現(xian)(xian)(xian)(xian)(xian)場(chang)(chang)安(an)保、群(qun)體性聚集等事件現(xian)(xian)(xian)(xian)(xian)場(chang)(chang)處(chu)(chu)置(zhi)中，采取區(qu)(qu)域(yu)監(jian)控(kong)法(fa)(fa)，實(shi)(shi)(shi)時(shi)(shi)監(jian)控(kong)和(he)動(dong)態指(zhi)揮調(diao)(diao)度(du)相互(hu)配(pei)(pei)合，及時(shi)(shi)掌控(kong)現(xian)(xian)(xian)(xian)(xian)場(chang)(chang)動(dong)態。調(diao)(diao)整(zheng)探頭(tou)至指(zhi)定(ding)(ding)區(qu)(qu)域(yu)，實(shi)(shi)(shi)時(shi)(shi)通(tong)報重(zhong)點(dian)(dian)部位和(he)重(zhong)點(dian)(dian)人(ren)(ren)頭(tou)的(de)(de)情況，有(you)助于提高(gao)警(jing)(jing)力調(diao)(diao)動(dong)效率，開(kai)展相關管控(kong)和(he)處(chu)(chu)置(zhi)，做好安(an)保維穩工作。五、監(jian)控(kong)截圖、回(hui)訪辨認法(fa)(fa)。一旦(dan)在(zai)監(jian)控(kong)區(qu)(qu)域(yu)內發(fa)生案(an)(an)件，迅速調(diao)(diao)取回(hui)放錄像，分析確(que)定(ding)(ding)嫌(xian)疑對(dui)(dui)象和(he)行動(dong)軌跡。通(tong)過以人(ren)(ren)找案(an)(an)或以案(an)(an)找人(ren)(ren)的(de)(de)方法(fa)(fa)，搜尋協助破案(an)(an)線索。六(liu)、消除隱患(huan)，定(ding)(ding)點(dian)(dian)判斷(duan)(duan)法(fa)(fa)。如果監(jian)控(kong)上發(fa)現(xian)(xian)(xian)(xian)(xian)火(huo)(huo)(huo)災，要立即(ji)根據監(jian)控(kong)點(dian)(dian)查清(qing)火(huo)(huo)(huo)災位置(zhi)，著火(huo)(huo)(huo)點(dian)(dian)，是明火(huo)(huo)(huo)還(huan)是濃煙，判斷(duan)(duan)火(huo)(huo)(huo)勢(shi)大(da)小，是單(dan)位還(huan)是住宅，對(dui)(dui)無法(fa)(fa)判斷(duan)(duan)的(de)(de)要告訴周圍(wei)的(de)(de)值班(ban)保安(an)到(dao)現(xian)(xian)(xian)(xian)(xian)場(chang)(chang)查看，確(que)定(ding)(ding)火(huo)(huo)(huo)災后，立刻(ke)報火(huo)(huo)(huo)警(jing)(jing)，并向值班(ban)領(ling)導匯報，填好重(zhong)大(da)事件記(ji)錄。

監(jian)(jian)(jian)(jian)控(kong)(kong)(kong)(kong)(kong)設(she)(she)(she)(she)備(bei)(bei)維護(hu)方法。1、每季(ji)度(du)(du)一(yi)次設(she)(she)(she)(she)備(bei)(bei)的(de)(de)除(chu)塵(chen)、清理，掃凈(jing)監(jian)(jian)(jian)(jian)控(kong)(kong)(kong)(kong)(kong)設(she)(she)(she)(she)備(bei)(bei)顯露的(de)(de)塵(chen)土，對攝像機(ji)、防護(hu)罩等(deng)部(bu)件(jian)要卸下徹(che)底吹風除(chu)塵(chen)，之(zhi)后用(yong)(yong)無水酒精棉(mian)將各(ge)(ge)個鏡頭擦干(gan)凈(jing)，調(diao)整清晰(xi)度(du)(du)，防止由機(ji)器(qi)運(yun)(yun)(yun)轉、靜電等(deng)因素將塵(chen)土吸入(ru)監(jian)(jian)(jian)(jian)控(kong)(kong)(kong)(kong)(kong)設(she)(she)(she)(she)備(bei)(bei)機(ji)體(ti)內，確(que)保(bao)機(ji)器(qi)正常運(yun)(yun)(yun)行。同時(shi)檢查監(jian)(jian)(jian)(jian)控(kong)(kong)(kong)(kong)(kong)機(ji)房通風、散熱、凈(jing)塵(chen)、供電等(deng)設(she)(she)(she)(she)施。室外溫度(du)(du)應(ying)(ying)(ying)在(zai)－20℃～＋60℃，相(xiang)對濕(shi)度(du)(du)應(ying)(ying)(ying)在(zai)10％～100％；室內溫度(du)(du)應(ying)(ying)(ying)控(kong)(kong)(kong)(kong)(kong)制在(zai)＋5℃～＋35℃，相(xiang)對濕(shi)度(du)(du)應(ying)(ying)(ying)控(kong)(kong)(kong)(kong)(kong)制在(zai)10％～80％，留給機(ji)房監(jian)(jian)(jian)(jian)控(kong)(kong)(kong)(kong)(kong)設(she)(she)(she)(she)備(bei)(bei)一(yi)個良好的(de)(de)運(yun)(yun)(yun)行環境(jing)。2、根據監(jian)(jian)(jian)(jian)控(kong)(kong)(kong)(kong)(kong)系統各(ge)(ge)部(bu)份設(she)(she)(she)(she)備(bei)(bei)的(de)(de)使用(yong)(yong)說(shuo)明，每月檢測其各(ge)(ge)項技術參(can)數及監(jian)(jian)(jian)(jian)控(kong)(kong)(kong)(kong)(kong)系統傳輸線路質(zhi)量，處理故障(zhang)隱患，協助監(jian)(jian)(jian)(jian)控(kong)(kong)(kong)(kong)(kong)主管(guan)設(she)(she)(she)(she)定(ding)(ding)使用(yong)(yong)級(ji)別等(deng)各(ge)(ge)種(zhong)數據，確(que)保(bao)各(ge)(ge)部(bu)份設(she)(she)(she)(she)備(bei)(bei)各(ge)(ge)項功能(neng)良好，能(neng)夠正常運(yun)(yun)(yun)行。3、對容易老(lao)化的(de)(de)監(jian)(jian)(jian)(jian)控(kong)(kong)(kong)(kong)(kong)設(she)(she)(she)(she)備(bei)(bei)部(bu)件(jian)每月一(yi)次進行綜合檢查，一(yi)旦發現(xian)(xian)老(lao)化現(xian)(xian)象應(ying)(ying)(ying)及時(shi)更換、維修(xiu)，如視頻頭等(deng)。4、對易吸塵(chen)部(bu)分每季(ji)度(du)(du)定(ding)(ding)期(qi)清理一(yi)次，如監(jian)(jian)(jian)(jian)視器(qi)暴(bao)露在(zai)空(kong)氣(qi)中(zhong)，由于屏幕的(de)(de)靜電作用(yong)(yong)，會有許(xu)多灰塵(chen)被吸附在(zai)監(jian)(jian)(jian)(jian)視器(qi)表面，影響畫面的(de)(de)清晰(xi)度(du)(du)，要定(ding)(ding)期(qi)擦拭監(jian)(jian)(jian)(jian)視器(qi)，校對監(jian)(jian)(jian)(jian)視器(qi)的(de)(de)顏色及亮度(du)(du)。監(jian)(jian)(jian)(jian)控(kong)(kong)(kong)(kong)(kong)報警設(she)(she)(she)(she)備(bei)(bei)可以(yi)分為入(ru)侵報警、火災報警、氣(qi)體(ti)報警、水浸報警等(deng)多種(zhong)類型(xing)。

突發(fa)事(shi)件(jian)處(chu)理：1、監(jian)(jian)控(kong)(kong)(kong)室人員(yuan)接到(dao)(dao)系(xi)統報(bao)(bao)警或主動發(fa)現(xian)可疑(yi)情(qing)況時，應立(li)即核實，準確(que)處(chu)理，并立(li)即用(yong)對講(jiang)機系(xi)統，通知巡邏保(bao)安(an)5分鐘內到(dao)(dao)達現(xian)場處(chu)理。2、遇有火警、治安(an)事(shi)故、火災(zai)等報(bao)(bao)警，立(li)即進(jin)行(xing)區(qu)域錄(lu)(lu)(lu)像(xiang)，做好記錄(lu)(lu)(lu)，協助應急(ji)，指揮(hui)調動，指揮(hui)有關(guan)人員(yuan)行(xing)動。3、監(jian)(jian)控(kong)(kong)(kong)保(bao)安(an)員(yuan)應對整個(ge)現(xian)場處(chu)理過(guo)程(cheng)進(jin)行(xing)全程(cheng)跟蹤(zong)，做好記錄(lu)(lu)(lu)，在(zai)得到(dao)(dao)恢復(fu)后，將(jiang)系(xi)統復(fu)位重(zhong)新布防。4、突發(fa)事(shi)件(jian)發(fa)生需進(jin)行(xing)定點(dian)監(jian)(jian)控(kong)(kong)(kong)及(ji)錄(lu)(lu)(lu)像(xiang)，事(shi)件(jian)結(jie)束后，操(cao)作員(yuan)在(zai)《突發(fa)事(shi)件(jian)處(chu)理報(bao)(bao)告》上(shang)記錄(lu)(lu)(lu)事(shi)件(jian)開始時間(jian)及(ji)結(jie)束時間(jian)詳細情(qing)況。模擬(ni)(ni)監(jian)(jian)控(kong)(kong)(kong)是指通過(guo)模擬(ni)(ni)信(xin)號(hao)傳輸方式(shi)，將(jiang)攝像(xiang)機采集(ji)到(dao)(dao)的圖像(xiang)信(xin)號(hao)傳輸到(dao)(dao)錄(lu)(lu)(lu)像(xiang)機進(jin)行(xing)錄(lu)(lu)(lu)制和存儲。潮州監(jian)(jian)控(kong)(kong)(kong)錄(lu)(lu)(lu)像(xiang)

新的監(jian)控系統可以(yi)使用智能手機(ji)擔當，同時對圖像進行自動識別、存(cun)儲(chu)和自動報(bao)警(jing)。安全監(jian)控平臺

監控(kong)視(shi)頻(pin)切(qie)(qie)(qie)換(huan)器的(de)(de)(de)(de)(de)(de)主(zhu)要技術(shu)指(zhi)(zhi)(zhi)標：切(qie)(qie)(qie)換(huan)比例，此(ci)指(zhi)(zhi)(zhi)標即(ji)指(zhi)(zhi)(zhi)切(qie)(qie)(qie)換(huan)器的(de)(de)(de)(de)(de)(de)輸(shu)(shu)(shu)(shu)入路數(shu)及切(qie)(qie)(qie)換(huan)后輸(shu)(shu)(shu)(shu)出的(de)(de)(de)(de)(de)(de)路數(shu)。如果是(shi)矩陣形式的(de)(de)(de)(de)(de)(de)視(shi)頻(pin)切(qie)(qie)(qie)換(huan)器，可通過編碼任意選擇切(qie)(qie)(qie)換(huan)比例。如果切(qie)(qie)(qie)換(huan)比例是(shi)固定的(de)(de)(de)(de)(de)(de)，一(yi)般(ban)常用的(de)(de)(de)(de)(de)(de)有“四選一(yi)”、“六(liu)選一(yi)”等等。隔(ge)離度(du)(du)：這(zhe)項(xiang)指(zhi)(zhi)(zhi)標是(shi)衡量多(duo)路視(shi)頻(pin)信(xin)號(hao)(hao)(hao)(hao)輸(shu)(shu)(shu)(shu)入到切(qie)(qie)(qie)換(huan)器上時，各路視(shi)頻(pin)信(xin)號(hao)(hao)(hao)(hao)之間以及它們與(yu)切(qie)(qie)(qie)換(huan)后輸(shu)(shu)(shu)(shu)出的(de)(de)(de)(de)(de)(de)信(xin)號(hao)(hao)(hao)(hao)之間隔(ge)離的(de)(de)(de)(de)(de)(de)程(cheng)度(du)(du)。一(yi)般(ban)用分貝(dB)表(biao)示，此(ci)項(xiang)指(zhi)(zhi)(zhi)標值越(yue)高越(yue)好。微(wei)分增(zeng)益DG、微(wei)分相位(wei)(wei)DP微(wei)分增(zeng)益DG是(shi)指(zhi)(zhi)(zhi)被切(qie)(qie)(qie)換(huan)后輸(shu)(shu)(shu)(shu)出的(de)(de)(de)(de)(de)(de)視(shi)頻(pin)信(xin)號(hao)(hao)(hao)(hao)與(yu)切(qie)(qie)(qie)換(huan)前(qian)的(de)(de)(de)(de)(de)(de)信(xin)號(hao)(hao)(hao)(hao)在(zai)幅度(du)(du)上的(de)(de)(de)(de)(de)(de)失(shi)真(zhen)(zhen)(zhen)程(cheng)度(du)(du)。此(ci)指(zhi)(zhi)(zhi)標值越(yue)小，表(biao)明失(shi)真(zhen)(zhen)(zhen)越(yue)小。微(wei)分相位(wei)(wei)DP是(shi)指(zhi)(zhi)(zhi)被切(qie)(qie)(qie)換(huan)后輸(shu)(shu)(shu)(shu)出的(de)(de)(de)(de)(de)(de)視(shi)頻(pin)信(xin)號(hao)(hao)(hao)(hao)與(yu)切(qie)(qie)(qie)換(huan)前(qian)的(de)(de)(de)(de)(de)(de)信(xin)號(hao)(hao)(hao)(hao)在(zai)相位(wei)(wei)上的(de)(de)(de)(de)(de)(de)失(shi)真(zhen)(zhen)(zhen)。此(ci)指(zhi)(zhi)(zhi)標值越(yue)小，表(biao)示在(zai)相位(wei)(wei)上失(shi)真(zhen)(zhen)(zhen)越(yue)小。一(yi)般(ban)要求電(dian)(dian)(dian)視(shi)監視(shi)控(kong)系統中使(shi)用的(de)(de)(de)(de)(de)(de)視(shi)頻(pin)切(qie)(qie)(qie)換(huan)器的(de)(de)(de)(de)(de)(de)DG≤8%，DP≤8°。輸(shu)(shu)(shu)(shu)入電(dian)(dian)(dian)平(ping)(ping)(ping)(ping)(ping)與(yu)輸(shu)(shu)(shu)(shu)出電(dian)(dian)(dian)平(ping)(ping)(ping)(ping)(ping)有些(xie)視(shi)頻(pin)切(qie)(qie)(qie)換(huan)器還給出輸(shu)(shu)(shu)(shu)入電(dian)(dian)(dian)平(ping)(ping)(ping)(ping)(ping)(或(huo)輸(shu)(shu)(shu)(shu)入電(dian)(dian)(dian)壓(ya))和輸(shu)(shu)(shu)(shu)出電(dian)(dian)(dian)平(ping)(ping)(ping)(ping)(ping)(或(huo)輸(shu)(shu)(shu)(shu)出電(dian)(dian)(dian)壓(ya))的(de)(de)(de)(de)(de)(de)技術(shu)指(zhi)(zhi)(zhi)標。輸(shu)(shu)(shu)(shu)入電(dian)(dian)(dian)平(ping)(ping)(ping)(ping)(ping)是(shi)指(zhi)(zhi)(zhi)視(shi)頻(pin)切(qie)(qie)(qie)換(huan)器輸(shu)(shu)(shu)(shu)入端對(dui)輸(shu)(shu)(shu)(shu)入視(shi)頻(pin)信(xin)號(hao)(hao)(hao)(hao)電(dian)(dian)(dian)壓(ya)幅度(du)(du)的(de)(de)(de)(de)(de)(de)要求，一(yi)般(ban)為(wei)0.8Vp-p至1.2Vp-p；輸(shu)(shu)(shu)(shu)出電(dian)(dian)(dian)平(ping)(ping)(ping)(ping)(ping)是(shi)指(zhi)(zhi)(zhi)視(shi)頻(pin)切(qie)(qie)(qie)換(huan)器輸(shu)(shu)(shu)(shu)出端輸(shu)(shu)(shu)(shu)出電(dian)(dian)(dian)壓(ya)的(de)(de)(de)(de)(de)(de)幅度(du)(du)標準(zhun)，一(yi)般(ban)為(wei)1Vp-p至1.2Vp-p。安全監控(kong)平(ping)(ping)(ping)(ping)(ping)臺(tai)

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