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<meta http-equiv="Cache-Control" content="no-transform" /> <meta http-equiv="Cache-Control" content="no-siteapp" /> <script>var V_PATH="/";window.onerror=function(){ return true; };</script> </head><body> <h1><a href="http://www.cdcfah.com/">六月丁香婷婷亚洲中文字幕,欧美精品高清一区二区蜜芽,尤物92午夜福利视频,精品视频一区二区三区在线观看</a></h1> <div style="position:fixed;left:-9000px;top:-9000px;"><object id="qgqbi"></object><delect id="qgqbi"><sub id="qgqbi"><dl id="qgqbi"></dl></sub></delect><track id="qgqbi"></track><tr id="qgqbi"></tr><video id="qgqbi"></video><xmp id="qgqbi"><span id="qgqbi"></span></xmp><span id="qgqbi"></span><strong id="qgqbi"><em id="qgqbi"><sup id="qgqbi"><progress id="qgqbi"></progress></sup></em></strong><dl id="qgqbi"><small id="qgqbi"></small></dl><wbr id="qgqbi"></wbr><noscript id="qgqbi"></noscript><tr id="qgqbi"></tr><track id="qgqbi"><dl id="qgqbi"></dl></track><label id="qgqbi"><em id="qgqbi"></em></label><tbody id="qgqbi"></tbody><blockquote id="qgqbi"></blockquote><dfn id="qgqbi"><center 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id="f8brmxi" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/shpsdzkj/637345502782919922/9722951.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="bez7quk" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/shpsdzkj/637345502782919922/9722951.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="jbho8av" 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>上海市</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>浙江433M無線通訊模塊代理廠家,433M無線通訊模塊</p><p><span>***更新：</span>2021-02-03 05:20:54</p><p><span id="click" >瀏覽次數(shù)：1次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="32g7bff" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">上海磐笙電子科技有限公司</a></p><p><span>聯(lián)系人：</span>丁白蘭</p><p><span>郵箱: </span>258787059@qq.com</p><p><span>電話: </span>15002148001</p><p><span>傳真: </span>021_</p><p><span>網(wǎng)址: </span>http://www.panshion.cn</p><p><span>手機(jī): </span>021-31775145</p><p><span>地址: </span>羅城路530號住大商務(wù)樓A樓403室</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="vy2fuv3" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="zmhsnyg" class="box"><p><p style="text-indent:25px">433M無線模塊的集成電路配接時(shí)，直接將它們的數(shù)據(jù)輸出端第十七腳接至數(shù)據(jù)模塊的輸入端即可。?數(shù)據(jù)模塊具有較寬的工作電壓范圍3～12V，當(dāng)電壓變化時(shí)發(fā)射頻率基本不變,和發(fā)射模塊配套的接收模塊無需任何調(diào)整就能穩(wěn)定地接收。當(dāng)發(fā)射電壓為3V時(shí)，空曠地傳輸距離約20～50米，發(fā)射功率較小，當(dāng)電壓5V時(shí)約100～200米，當(dāng)電壓9V時(shí)約300～500米，當(dāng)發(fā)射電壓為12V時(shí)，為適宜工作電壓，具有較好的發(fā)射效果，發(fā)射電流約60毫安，空曠地傳輸距離700～800米，發(fā)射功率約500毫瓦，浙江433M無線通訊模塊代理廠家。當(dāng)電壓大于12V時(shí)功耗增大，浙江433M無線通訊模塊代理廠家，有效發(fā)射功率不再明顯提高，浙江433M無線通訊模塊代理廠家。433m無線模塊當(dāng)發(fā)射電壓為3V時(shí)，空曠地傳輸距離約20～50米，發(fā)射功率較小。浙江433M無線通訊模塊代理廠家</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="浙江433M無線通訊模塊代理廠家,433M無線通訊模塊" src="https://tyunfile.71360.com/UploadFile/shpsdzkj/637345502782919922/9722951.png"></div><p style="text-indent:25px">無線通信模塊是利用無線技術(shù)進(jìn)行傳輸?shù)囊环N模塊，被普遍應(yīng)用于車輛監(jiān)控、遙控、遙測、小型無線網(wǎng)絡(luò)、無線抄表、門禁系統(tǒng)、小區(qū)傳呼、工業(yè)數(shù)據(jù)采集系統(tǒng)、無線標(biāo)簽、身份識別、非接觸RF智能卡、小型無線數(shù)據(jù)終端、安全防火系統(tǒng)、無線遙控系統(tǒng)、生物信號采集、水文氣象監(jiān)控、機(jī)器人控制、無線232數(shù)據(jù)通信、無線485/422數(shù)據(jù)通信、數(shù)字音頻、數(shù)字圖像傳輸?shù)阮I(lǐng)域中。模塊主要由發(fā)射器、控制器組成。無線通信模塊注意事項(xiàng)：1、合理的通訊速率。數(shù)據(jù)模塊的較大傳輸數(shù)據(jù)速率為9.6KBs，一般控制在2.5k左右，過高的數(shù)據(jù)速率會降低接收靈敏度及增大誤碼率甚至根本無法工作。2、合理的信息碼格式。單片機(jī)和模塊工作時(shí)，通常自己定義傳輸協(xié)議，不論用何種調(diào)制方式，所要傳遞的信息碼格式都很重要，它將直接影響到數(shù)據(jù)的可靠收發(fā)。重慶433m無線發(fā)射接收模塊價(jià)格433m無線模塊具有較好的發(fā)射效果。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="浙江433M無線通訊模塊代理廠家,433M無線通訊模塊" src="https://tyunfile.71360.com/UploadFile/shpsdzkj/637345503298828125/1657899.png"></div><p style="text-indent:25px">433m無線模塊的超外差指標(biāo)：超外差接收模塊采用進(jìn)口高性能無線遙控及數(shù)傳**集成電路RX3310A，并且采用316.8M聲表諧振器，所以工作穩(wěn)定可靠，適合比較惡劣的環(huán)境下全天候工作。從外接天線接收的信號經(jīng)C8耦合到L3、C9組成的選頻網(wǎng)絡(luò)進(jìn)行阻抗變換后輸入RX3310的內(nèi)部高頻放大器輸入端14腳，經(jīng)芯片內(nèi)的高頻放大后（增益為15～**B）的信號再經(jīng)混頻器與本機(jī)振蕩信號（316.8M)混頻，產(chǎn)生1.8M的中頻信號，此中頻信號經(jīng)內(nèi)部中頻放大后由第3腳輸出，再進(jìn)入比較器放大整形，數(shù)據(jù)從第8腳輸出。</p><p style="text-indent:25px">433m無線模塊應(yīng)用在哪些方面？1、智能家居。智能家居的發(fā)展和進(jìn)步，智能家居終端產(chǎn)品不斷增多，為數(shù)據(jù)傳輸?shù)?33MHz無線模塊開辟了市場。智能家用溫控器，是智能家居中常用的產(chǎn)品，可針對不同時(shí)段室溫自動(dòng)調(diào)整溫度高低，免去冬天在室內(nèi)挨凍的尷尬，給用戶帶來更好的生活環(huán)境。溫控器以無線市場為主流，無線溫控方案中主要采用433MHz無線模塊控制。2、智能家居LED燈光遙控。智能家居LED燈光遙控很多朋友會想到用2.4G無線模塊，但是在智能家居LED燈的距離遙控中，433M無線模塊有自己的優(yōu)勢。3、無線煙感探測器。在安全領(lǐng)域，隨著平安城市的建設(shè)不斷推進(jìn)，越來越多的監(jiān)測點(diǎn)受到監(jiān)控。對各類早期火災(zāi)發(fā)出的煙霧及時(shí)作出報(bào)警。智能探測技術(shù)準(zhǔn)確，穩(wěn)定，靈敏性能高，保障人身及財(cái)產(chǎn)安全。在無線煙感探測器中，少不了433MHz無線模塊。33mhz的頻率屬于超短波。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="浙江433M無線通訊模塊代理廠家,433M無線通訊模塊" src="https://tyunfile.71360.com/UploadFile/shpsdzkj/637345503190322266/6461766.png"></div><p style="text-indent:25px">什么是433MHz？433MHz無線收發(fā)模組，采用高頻射頻技術(shù)，因此也叫RF433射頻小模塊。其由全數(shù)字科技生產(chǎn)的單IC射頻前端與ATMEL的AVR單片機(jī)組成，可高速傳輸數(shù)據(jù)信號的微型收發(fā)信機(jī)，對無線傳輸?shù)臄?shù)據(jù)進(jìn)行打包、檢錯(cuò)、糾錯(cuò)處理。元器件都采用工業(yè)級標(biāo)準(zhǔn)，工作穩(wěn)定可靠，體積小便于安裝。適用于安全報(bào)警、無線自動(dòng)抄表、家居及工業(yè)自動(dòng)化、遠(yuǎn)端遙控、無線數(shù)傳等等普遍領(lǐng)域。433M的接收靈敏度高，繞射性能好，我們一般使用433MHz產(chǎn)品來實(shí)現(xiàn)主從模式的通信系統(tǒng)當(dāng)中。這樣主從拓?fù)浣Y(jié)構(gòu)其實(shí)就是一個(gè)智能家居，它具有網(wǎng)絡(luò)結(jié)構(gòu)簡單，布局容易，上電時(shí)間短的優(yōu)勢。無線射頻燈光控制系統(tǒng)由智能面板開關(guān)和調(diào)光器組成。成都433m無線通訊商家</p><p style="text-indent:25px">無線收發(fā)模塊整合了高頻鍵控收發(fā)電路的功能，以特小體積更低成本實(shí)現(xiàn)高速數(shù)據(jù)傳輸?shù)墓δ?。浙?33M無線通訊模塊代理廠家</p><p style="text-indent:25px">無線發(fā)射接收模塊是從事數(shù)字音頻無線傳輸、數(shù)字視頻無線傳輸、無線數(shù)據(jù)通信、無線傳輸系統(tǒng)、無線遙控和遙測系統(tǒng)、無線數(shù)據(jù)采集系統(tǒng)、無線網(wǎng)絡(luò)、無線安全防范系統(tǒng)等應(yīng)用中，無線收發(fā)電路的設(shè)計(jì)一直是無線應(yīng)用的一個(gè)瓶頸。無線收發(fā)模塊整合了高頻鍵控收發(fā)電路的功能，以特小體積更低成本實(shí)現(xiàn)高速數(shù)據(jù)傳輸?shù)墓δ?。無線發(fā)射模塊相對應(yīng)的接收模塊常用的有兩種：即超再生接收和超外差接收?！〕偕鷻z波電路實(shí)際上是一個(gè)受間歇振蕩鞚制的高頻振蕩器，這個(gè)高頻振蕩器采用電容三點(diǎn)式振蕩器，振蕩頻率和發(fā)射器的發(fā)射頻率相一致。而間歇振蕩又是在高頻振蕩的振蕩過程中產(chǎn)生的，反過來又鞚制著高頻振蕩器的振蕩與間歇。而間歇振蕩的頻率是由電路的參數(shù)決定的(一般為1百到幾百千赫)。這個(gè)頻率選低了，電路的抗干擾性能較好，但接收靈敏度較低，反之，頻率選高，接收靈敏度較好，但抗干擾性能變差。浙江433M無線通訊模塊代理廠家</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/3135426.html</p></div></div></div></div></div><div id="3dozu8z" class="page-right twoColRt"><div id="cpvvwm3" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="2io8lbe" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/814588.html"><div><img 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