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class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/jzwhywxtjc/637471980845350282/4068433.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="xwognzl" class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價(jià)格要求：</span>面議</p><p><span>所在地：</span>湖北省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>武漢ktv音響設(shè)備參考價(jià),設(shè)備</p><p><span>***更新：</span>2021-02-04 06:08:08</p><p><span id="click" >瀏覽次數(shù)：3次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="hroq2gt" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">武漢音王系統(tǒng)集成有限公司</a></p><p><span>聯(lián)系人：</span>宋艷</p><p><span>郵箱: </span>248909102@qq.com</p><p><span>電話: </span>18971199388</p><p><span>傳真: </span>027_82822780</p><p><span>網(wǎng)址: </span>http://www.cctvnd.com</p><p><span>手機(jī): </span>027-82822780</p><p><span>地址: </span>民主一街226號(hào)</p><p>[當(dāng)前離線] <a rel="nofollow"> [加為商友] </a><a rel="nofollow"> [發(fā)送信件] </a></p></div></div><div id="87edcoq" class="page-proshow02"><p class="title">詳細(xì)說(shuō)明</p><div id="8tn2kmt" class="box"><p><p> <span style="font-size:16px;">公共廣播系統(tǒng)中不宜使用大功率的功放</span> </p> <p> <p> <span style="font-size:16px;">從超大輸出功率的功率放大器內(nèi)部結(jié)構(gòu)可以發(fā)現(xiàn)，為了照顧箱體尺寸及造價(jià)，這類機(jī)器的電源變壓器和輸出變壓器*使用小體積環(huán)形變壓器。環(huán)形變壓器因其效率高、體積小的特點(diǎn)，在家用音響，武漢ktv音響設(shè)備參考價(jià)、專業(yè)音響領(lǐng)域應(yīng)用較為普遍。而將其照搬到公共廣播系統(tǒng)中的功率放大器里面來(lái)，卻有點(diǎn)不妥。</span> </p> <p> <span style="font-size:16px;">因此我們認(rèn)為在公共廣播系統(tǒng)中，不適宜使用超大輸出功率的功率放大器。</span> </p> <p> <span style="font-size:16px;">原因有二：</span> </p> <p> <span style="font-size:16px;">一是環(huán)形變壓器不適宜長(zhǎng)時(shí)間大負(fù)荷運(yùn)行。公共廣播系統(tǒng)不同于家用音響、專業(yè)音響，好多場(chǎng)合需要連續(xù)運(yùn)行10多小時(shí)，武漢ktv音響設(shè)備參考價(jià)，武漢ktv音響設(shè)備參考價(jià)，甚至24小時(shí)不間斷運(yùn)行，對(duì)于這種較為“惡劣”的環(huán)境，長(zhǎng)此以往，環(huán)形變壓器將不堪重負(fù)。</span> </p> <p> <span style="font-size:16px;">二是考慮到功率放大器散熱問(wèn)題和系統(tǒng)的穩(wěn)定性，同時(shí)為方便日常維護(hù)和提高設(shè)備的互換性，也不應(yīng)選用超大輸出功率的放大器。設(shè)想一下，一個(gè)系統(tǒng)配置一臺(tái)超大輸出功率的放大器，機(jī)器出現(xiàn)故障，一了百了;如果系統(tǒng)配置了2-3臺(tái)小功率的功放，一臺(tái)壞了，還不至于整個(gè)系統(tǒng)癱瘓。再者，功率愈大，工作時(shí)間愈長(zhǎng)，出現(xiàn)故障的可能性就愈高。</span> </p> <p> <span style="font-size:16px;">盡管系統(tǒng)配置一臺(tái)大功率功放，可以節(jié)省一些線纜的費(fèi)用，但是我們覺得還是應(yīng)該從系統(tǒng)穩(wěn)定性角度多考慮一些。</span> </p> <span style="font-size:16px;"></span> 遠(yuǎn)程會(huì)議設(shè)備，音王系統(tǒng)集成供應(yīng)。武漢ktv音響設(shè)備參考價(jià)</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="武漢ktv音響設(shè)備參考價(jià),設(shè)備" src="https://tyunfile.71360.com/UploadFile/jzwhywxtjc/637471980845350282/4068433.png"></div><p> <span style="font-size:16px;">視頻會(huì)議技術(shù)性確保"七步法"</span> </p> <p> <span style="font-size:16px;">視頻會(huì)議具備一定的獨(dú)特性，可從開會(huì)和會(huì)中調(diào)節(jié)2個(gè)階段多方面掌握，在合乎保密規(guī)定的前提條件下嚴(yán)把視頻會(huì)議系統(tǒng)技術(shù)性確保關(guān)。1布局會(huì)場(chǎng)會(huì)場(chǎng)墻壁、大會(huì)桌椅板凳、窗簾顏色要盡可能融洽。墻壁可挑選白或米白色，窗簾顏色應(yīng)與墻面漆顏色相仿，桌椅板凳色調(diào)盡可能簡(jiǎn)易、統(tǒng)一。使會(huì)場(chǎng)的視頻圖象融洽溫和，頗具質(zhì)感，突顯參會(huì)工作人員。視頻會(huì)議桌牌留意文本字體大小適合、色調(diào)顯眼、字型整齊，保證在視頻界面中清晰可辨。房間內(nèi)返光會(huì)比較嚴(yán)重影響會(huì)場(chǎng)影象收集和顯示器收看實(shí)際效果。要留意會(huì)場(chǎng)內(nèi)夾層玻璃、鏡面玻璃、桌椅板凳表層及其桌牌的塑膠機(jī)殼等返光物件的放置部位，防止導(dǎo)致返光。2打光照明燈具視頻會(huì)議系統(tǒng)會(huì)場(chǎng)涉及到拍攝機(jī)器設(shè)備影象收集，能夠盡可能應(yīng)用人力燈源。依據(jù)會(huì)場(chǎng)規(guī)格型號(hào)不一樣，會(huì)場(chǎng)的自然環(huán)境照明燈具略有不同，大家一般采用冷光燈的三基色燈，顯色性高于或等于85，led色溫為4000開爾文。要提早檢測(cè)顯示器周邊環(huán)境的光照強(qiáng)度，一般可操縱在50至80勒克斯中間。</span> 武漢安防監(jiān)控設(shè)備批發(fā)影音系統(tǒng)設(shè)備，武漢音王系統(tǒng)集成供應(yīng)。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="武漢ktv音響設(shè)備參考價(jià),設(shè)備" src="https://tyunfile.71360.com/UploadFile/jzwhywxtjc/637471981150073043/8722055.png"></div><p> <span style="font-size:16px;">公共廣播系統(tǒng)在室外與室內(nèi)的應(yīng)用</span> </p> <p> <br /> </p> <p> <span style="font-size:16px;">1、公共廣播系統(tǒng)在室外</span> </p> <p> <span style="font-size:16px;">室外廣播系統(tǒng)主要用于體育場(chǎng)、車站、公園、藝術(shù)廣場(chǎng)、音樂(lè)噴泉等。它的特點(diǎn)是服務(wù)區(qū)域面積大，空間寬廣。背景噪聲大；聲音傳播以直達(dá)聲為主；要求的聲壓級(jí)高，如果周圍有高樓大廈等反射物體，揚(yáng)聲器布局又不盡合理，聲波經(jīng)多次反射而形成超過(guò)50ms以上的延遲，會(huì)引起雙重聲或多重聲，嚴(yán)重時(shí)會(huì)出現(xiàn)回聲等問(wèn)題，影響聲音的清晰度和聲像定位。室外系統(tǒng)的音響效果還受氣候條件、風(fēng)向和環(huán)境干擾等影響。</span> </p> <p> <span style="font-size:16px;">實(shí)際操作設(shè)計(jì)樣板：公園、景區(qū)公共廣播方案數(shù)字</span> </p> <p> <span style="font-size:16px;">1、公共廣播系統(tǒng)在室內(nèi)</span> </p> <p> <span style="font-size:16px;">室內(nèi)廣播系統(tǒng)是應(yīng)用的系統(tǒng)，包括各類影劇院、體育場(chǎng)、歌舞廳等。它的專業(yè)性很強(qiáng)，既能非語(yǔ)言擴(kuò)聲、又能供各類文藝演出使用，對(duì)音質(zhì)的要求很高，系統(tǒng)設(shè)計(jì)不要考慮電聲技術(shù)問(wèn)題，還要涉及建筑聲學(xué)問(wèn)題。房間的體形等因素對(duì)音質(zhì)有較大影響。</span> </p> <p> <span style="font-size:16px;">實(shí)際操作設(shè)計(jì)樣板：機(jī)關(guān)單位公共廣播方案數(shù)字</span> </p> <span style="font-size:16px;"></span> <p> <br /> </p><p style="text-indent:25px"><span style="font-size:16px;">只需三步，就能打造的會(huì)議音響系統(tǒng)</span><span style="font-size:16px;">只需三步，就能打造的會(huì)議音響系統(tǒng)01音響的合理布局方式 02會(huì)議話筒的挑選03數(shù)字會(huì)議全自動(dòng)自動(dòng)控制系統(tǒng)網(wǎng)絡(luò)服務(wù)器的挑選會(huì)議音響系統(tǒng)的應(yīng)用十分，、企業(yè)單位、學(xué)校、酒店客房等諸多場(chǎng)所全是會(huì)運(yùn)用到。優(yōu)異的會(huì)議音響系統(tǒng)務(wù)必考慮到充裕的聲壓級(jí)、語(yǔ)音視頻清晰、音質(zhì)、語(yǔ)音視頻具體表現(xiàn)、音場(chǎng)均勻、傳播聲音增益值高要求，而要保證這一要求，方案設(shè)計(jì)時(shí)開始要確立音響的合理布局點(diǎn)、數(shù)量和功率，在這其中麥克風(fēng)的挑選也是一個(gè)重要，剩余還務(wù)必充分考慮設(shè)備的挑選。第一步：會(huì)議音響的合理布局方式劇院、現(xiàn)場(chǎng)演唱等技術(shù)專業(yè)專業(yè)音響設(shè)備場(chǎng)地，對(duì)音響的聲像精確定位十分高，聲響要統(tǒng)一，讓觀眾們感覺到聲響是以表演舞臺(tái)上來(lái)的。而會(huì)議廳揚(yáng)聲，重要的是要讓報(bào)名參加大會(huì)的人聽清演講人的講話內(nèi)容，不用關(guān)心聲響是以哪里傳出的，這就要求音響系統(tǒng)有均勻的聲揚(yáng)。主音箱加輔助音響的方式，不言而喻是很困難音場(chǎng)的均衡的，因而這個(gè)時(shí)候務(wù)必依據(jù)掛壁式音響和天花板吊頂音箱喇叭的合理布局，來(lái)提高所有大會(huì)聲揚(yáng)的均勻度、畫質(zhì)等。</span>安防監(jiān)控設(shè)備，武漢音王系統(tǒng)集成供應(yīng)。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="武漢ktv音響設(shè)備參考價(jià),設(shè)備" src="https://tyunfile.71360.com/UploadFile/jzwhywxtjc/637471980805507051/5564328.png"></div><p> <span style="font-size:16px;">前方聲道音箱的安裝</span> </p> <p> <br /> </p> <p> <span style="font-size:16px;">前方聲道由二只主音箱和一只中置音箱構(gòu)成，通稱LCR聲道。這三只音箱必須承擔(dān)手機(jī)軟件中絕大多數(shù)的響聲。因而，在廣州音響安裝時(shí)看起來(lái)十分關(guān)鍵。依據(jù)廣州音響安裝的案例，音箱的安裝方式是將三只音箱安裝在同一高度，并與收聽者坐著時(shí)的耳朵里面高度平齊，那樣才可以取得的音場(chǎng)及其恰當(dāng)?shù)娜寺暟樽嘟?jīng)典對(duì)白定位。但是，針對(duì)絕大多數(shù)消費(fèi)者的家庭氛圍而言并不一定具有那樣的標(biāo)準(zhǔn)。比如，沒(méi)有應(yīng)用透聲幕或是應(yīng)用電視的消費(fèi)者就不可以依照之上的方式開展安裝了。針對(duì)這些消費(fèi)者而言，能夠試著把中置音箱安裝在顯示系統(tǒng)的上沿或下沿，隨后再對(duì)音箱的輻射源方位開展調(diào)節(jié)。但是，這類作法有一點(diǎn)務(wù)必要留意，便是中置音箱的安裝高度與L、只聲道音箱中間的交角不可以?shī)^戰(zhàn)10度，以防毀壞人聲伴奏經(jīng)典對(duì)白的聲像定位及其音場(chǎng)。</span> </p> <p> <br /> </p> <span style="font-size:16px;"></span> <p> <br /> 監(jiān)控設(shè)備，音王系統(tǒng)，專業(yè)系統(tǒng)集成供應(yīng)。武漢ktv音響設(shè)備參考價(jià)</p><p style="text-indent:25px">網(wǎng)絡(luò)會(huì)議設(shè)備，品質(zhì)優(yōu)越，音王系統(tǒng)集成供應(yīng)。武漢ktv音響設(shè)備參考價(jià)</p><p> <span style="font-size:16px;">多媒體會(huì)議系統(tǒng)室內(nèi)裝修要求</span> </p> <p> <span style="font-size:16px;"> 一、會(huì)議室總體方案設(shè)計(jì)觀念會(huì)議室/課室內(nèi)布局應(yīng)大氣而樸素，能真實(shí)地體現(xiàn)當(dāng)場(chǎng)人物和大會(huì)自然環(huán)境，使與會(huì)人員有現(xiàn)場(chǎng)感、一體感以做到視覺效果、語(yǔ)言溝通交流的成績(jī)。遠(yuǎn)程控制會(huì)議室/課室中傳輸?shù)膱D象包含人物、景色、數(shù)據(jù)圖表、文本等，應(yīng)清晰可辨。遠(yuǎn)程控制會(huì)議室/課室內(nèi)要維持事項(xiàng)的溫度、環(huán)境濕度、室內(nèi)通風(fēng)度，使與會(huì)人員覺得舒服、當(dāng)然。二、會(huì)議室合理布局規(guī)定為了更好地保證多媒體會(huì)議系統(tǒng)圖象的收看實(shí)際效果和避免顏色對(duì)人物拍攝造成的“絢麗”或“返光”實(shí)際效果，電視背景墻應(yīng)采用單一勻稱的淺顏色，而多媒體會(huì)議系統(tǒng)室其他墻面、餐桌布、毛毯、吊頂天花板等應(yīng)與電視背景墻相符合，電視背景墻不適合應(yīng)用中畫幅。提議桌椅板凳及墻面采用淺卡其色或淺青藍(lán)色。桌椅不適合采用布藝沙發(fā)式，也不適合采用高椅背，防止遮擋后邊的與會(huì)人員。 </span> 武漢ktv音響設(shè)備參考價(jià)</p><p style="text-indent:25px">武漢音王系統(tǒng)集成有限公司主要經(jīng)營(yíng)范圍是商務(wù)服務(wù)，擁有一支專業(yè)技術(shù)團(tuán)隊(duì)和良好的市場(chǎng)口碑。武漢音王致力于為客戶提供良好的音王點(diǎn)歌機(jī)，視易點(diǎn)歌機(jī)，BMB音箱，JBL音箱，一切以用戶需求為中心，深受廣大客戶的歡迎。公司將不斷增強(qiáng)企業(yè)重點(diǎn)競(jìng)爭(zhēng)力，努力學(xué)習(xí)行業(yè)知識(shí)，遵守行業(yè)規(guī)范，植根于商務(wù)服務(wù)行業(yè)的發(fā)展。在社會(huì)各界的鼎力支持下，持續(xù)創(chuàng)新，不斷鑄造***服務(wù)體驗(yàn)，為客戶成功提供堅(jiān)實(shí)有力的支持。</p></p><br /><p>文章來(lái)源地址: http://www.cdcfah.com/cp/3154596.html</p></div></div></div></div></div><div id="7ji778s" class="page-right twoColRt"><div id="bqhebnk" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="g8p7737" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/814588.html"><div><img src="http://tyunfile.71360.com/UpLoadFile/2019/11/1/14/637082168864691056_lgpj_5374157.jpg" alt="福建ZF配件哪家強(qiáng) 信息推薦自業(yè)物資供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>福建ZF配件哪家強(qiáng) 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