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class="jyms"><p><span>簡要描述：</span>ZC1681揚聲器功率壽命測試系統(tǒng)是由C1681B+ZC6221噪聲發(fā)生器/濾波器組成的自動測試系統(tǒng)，該系統(tǒng)符合B9396-1996,GB/T14475-93,GB6832-86標準（本標準參照采用IEC268-5之《聲系統(tǒng)設備第五部分：揚聲器》）關于揚聲器及其系統(tǒng)功率測試的要求，用以測量揚聲器及其系統(tǒng)的Z大噪聲功率/Z大噪聲電壓、長期Z大功率/長期Z大電壓、短期Z大功率/短期Z大電壓。</p></div> <ul> <li><img src="/skins/333987/images/prodetail_cs_icon.png" /><span>產(chǎn)品型號：</span></li> <li><img src="/skins/333987/images/prodetail_cs_icon.png" /><span>廠商性質(zhì)：</span>生產(chǎn)廠家</li> <li><img src="/skins/333987/images/prodetail_cs_icon.png" /><span>更新時間：</span>2024-11-03</li> <li><img src="/skins/333987/images/prodetail_cs_icon.png" /><span>訪問量：</span>1128</li> </ul> <div id="sh7gbfdki" class="pro_detail_btn"> <a href="/order.html" class="prodtl_btn1">產(chǎn)品咨詢</a><a href="/contact.html" class="prodtl_btn2">聯(lián)系我們</a> </div> </div> <div id="sh7gbfdki" class="clear"></div> </div>  </div> <div id="sh7gbfdki" class="lhtab"><span id="sh7gbfdki" class="on span1">產(chǎn)品詳情</span><span id="sh7gbfdki" class="span2">在線留言</span></div> <div id="sh7gbfdki" class="page-procon"> <p>ZC1681揚聲器功率壽命測試系統(tǒng)</p><table border="0" cellpadding="0" cellspacing="0" style="border-collapse:collapse; border-spacing:0px; color:rgb(67, 67, 67); font-family:microsoft yahei,arial; font-size:12px; line-height:13.8462px; margin:0px; padding:0px; width:660px"><tbody><tr><td><table border="0" cellpadding="0" cellspacing="0" style="border-collapse:collapse; border-spacing:0px; margin:0px; padding:0px; width:660px"><tbody><tr><td><span style="font-size:13px">簡要介紹</span></td><td rowspan="2"><p style="text-align:center"><span style="font-size:13px"> <img alt="" src="http://www.zctek.com.cn/ckfinder/userfiles/images/2015051411153125.jpg" style="height:256px; margin:0px; width:300px" /></span></p><p> </p></td></tr><tr><td><span style="font-size:13px">　ZC1681揚聲器功率壽命測試系統(tǒng)是由C1681B+ZC6221噪聲發(fā)生器/濾波器組成的自動測試系統(tǒng)，該系統(tǒng)符合B9396-1996,GB/T14475-93,GB6832-86標準（本標準參照采用IEC268-5之《聲系統(tǒng)設備第五部分：揚聲器》）關于揚聲器及其系統(tǒng)功率測試的要求，用以測量揚聲器及其系統(tǒng)的zui大噪聲功率/zui大噪聲電壓、長期zui大功率/長期zui大電壓、短期zui大功率/短期zui大電壓。符合中華人民共和國電子行業(yè)標準關于受話機zui大噪聲功率的測試要求。符合耳機zui大噪聲功率/zui大噪聲電壓的測試要求。</span></td></tr></tbody></table></td></tr><tr><td><span style="font-size:13px">技術指標</span></td></tr><tr><td><table align="right" border="1" cellpadding="2" cellspacing="1" style="border-collapse:collapse; border-spacing:0px; margin:0px; padding:0px; width:659.286px"><tbody><tr><td><span style="font-size:13px">測試信號</span></td><td><p><span style="font-size:13px">MP3信號，模擬節(jié)目，正弦波、方波，白噪聲，粉紅噪聲</span></p></td></tr><tr><td><span style="font-size:13px">zui大接入路數(shù)</span></td><td><p><span style="font-size:13px">20路獨立功率放大器，分兩組，通道1-10為一組，通道11-20為另一組，各組實驗參數(shù)可獨立設置。</span></p></td></tr><tr><td><span style="font-size:13px">老化試驗時間</span></td><td><p><span style="font-size:13px">0.1-999.9h，可任意設定</span></p></td></tr><tr><td><span style="font-size:13px">監(jiān)測方式</span></td><td><p><span style="font-size:13px">20路同時監(jiān)測，被測電聲器件損壞后可自動切斷信號，停止試驗，避免損壞功率放大器，可自動控制試驗通斷時間，記錄被測器件狀態(tài)</span></p></td></tr><tr><td><span style="font-size:13px">狀態(tài)判斷</span></td><td><p><span style="font-size:13px">開路、短路或阻抗過低過高</span></p></td></tr><tr><td><span style="font-size:13px">故障警告方式</span></td><td><p><span style="font-size:13px">20路LED顯示有*通道位置</span></p></td></tr><tr><td rowspan="2"><span style="font-size:13px">測試頻率范圍</span></td><td><p><span style="font-size:13px">正弦波：20Hz-20kHz，總諧波失真（THD）:≤0.5% @ 1kHz</span></p></td></tr><tr><td><p><span style="font-size:13px">方波：20Hz-20kHz</span></p></td></tr><tr><td><span style="font-size:13px">濾波器可調(diào)范圍</span></td><td><p><span style="font-size:13px">數(shù)字可調(diào)帶通濾波zui大帶寬為14Hz-22kHz,帶寬任意調(diào)節(jié)，通帶脈動低于±1dB。<br />高、低端載頻數(shù)字顯示，誤差小于±5%。通帶外衰減為-24dB/oct。</span></p></td></tr><tr><td><span style="font-size:13px">外接信號源</span></td><td><p><span style="font-size:13px">兩路BNC輸入/輸出，可通過鍵盤選擇</span></p></td></tr><tr><td><span style="font-size:13px">輸出功率</span></td><td><p><span style="font-size:13px">每通道zui大輸出功率15W，zui大總輸出功率：≥300W</span></p></td></tr><tr><td><span style="font-size:13px">負載阻抗</span></td><td><p><span style="font-size:13px">4-100Ω可調(diào)</span></p></td></tr><tr><td rowspan="2"><span style="font-size:13px">zui大測試數(shù)量</span></td><td><p><span style="font-size:13px">30Ω 阻抗：100只　　　16Ω 阻抗：80只</span></p></td></tr><tr><td><p><span style="font-size:13px">4Ω 阻抗：20只　　　5Ω 阻抗：40只</span></p></td></tr><tr><td><span style="font-size:13px">電壓調(diào)節(jié)范圍</span></td><td><p><span style="font-size:13px">0.01-12V（調(diào)節(jié)精度為0.01V）</span></p></td></tr><tr><td><span style="font-size:13px">zui大測試電流</span></td><td><p><span style="font-size:13px">≤1.5A</span></p></td></tr><tr><td><span style="font-size:13px">自定斷續(xù)測試</span></td><td><p><span style="font-size:13px">當發(fā)生斷線的情況時，儀器會立即顯示該路受測喇叭之中斷線的時間，并同時停止該路之動作。其余尚未有斷線之路則繼續(xù)測試，直到有斷線發(fā)生，或當所使用的全部通道喇叭都斷線時，即使未達總測試時間，儀器也會自動停止運作，并會有閃爍的提示告知測試者</span></p></td></tr><tr><td><span style="font-size:13px">信號輸出控制</span></td><td><p><span style="font-size:13px">連續(xù)輸出或間歇輸出</span></p></td></tr><tr><td><span style="font-size:13px">儀器接口</span></td><td><p><span style="font-size:13px">RS232可與電腦連接可把測試結果儲存在電腦里隨時調(diào)用</span></p></td></tr></tbody></table></td></tr></tbody></table> <div id="sh7gbfdki" class="pagetb"> <p> 上一條：<a href="/Products-24990767.html">ZC1681BD揚聲器功率壽命測試系統(tǒng)</a></p> <p> 下一條：<a href="/Products-24990795.html">ZC5860揚聲器可靠性試驗系統(tǒng)</a></p> </div> </div> <div id="sh7gbfdki" class="page-messages" style="display: none;"> <link rel="stylesheet" type="text/css" href="/css/MessageBoard_style.css"> <script language="javascript" src="/skins/Scripts/order.js?v=20210318" type="text/javascript"></script> <a name="order" id="order"></a> <div id="sh7gbfdki" class="ly_msg" 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