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測(cè)試儀是一款測(cè)試精度、準(zhǔn)確度和穩(wěn)定性都非常好的測(cè)試設(shè)備。在測(cè)試頻率范圍設(shè)置為 400Hz 時(shí)，分辨率可達(dá) 1Hz。測(cè)試頻率范圍越小，分辨率越高，非常有利于低頻揚(yáng)聲器（箱）的 F0 測(cè)試。采用了4.3寸彩色液晶顯示屏，可以直接顯示揚(yáng)聲器的F0曲線。</p></div> <ul> <li><img src="/skins/333987/images/prodetail_cs_icon.png" /><span>產(chǎn)品型號(hào)：</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(shí)間：</span>2024-11-03</li> <li><img src="/skins/333987/images/prodetail_cs_icon.png" /><span>訪問(wèn) 量：</span>804</li> </ul> <div id="5hlvxzllpl3" 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="5hlvxzllpl3" class="clear"></div> </div>  </div> <div id="5hlvxzllpl3" class="lhtab"><span id="5hlvxzllpl3" class="on span1">產(chǎn)品詳情</span><span id="5hlvxzllpl3" class="span2">在線留言</span></div> <div id="5hlvxzllpl3" class="page-procon"> <p>ZC5990B揚(yáng)聲器 F0 測(cè)試儀</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:15.6522px; margin:0px; padding:0px; width:660px"><tbody><tr><td><span style="font-size:13px">性能特點(diǎn)</span></td><td><span style="font-size:13px">　　　</span>ZC5990B揚(yáng)聲器 F0 測(cè)試儀<span style="font-size:13px">技術(shù)指標(biāo)</span></td></tr><tr><td><ul><li><span style="font-size:13px">高準(zhǔn)確度，測(cè)試信號(hào)的頻率誤差≤0.01%</span></li><li><span style="font-size:13px">高精度，五次回掃時(shí)的測(cè)試誤差≤0.1%±1Hz(±1 個(gè)字)</span></li><li><span style="font-size:13px">測(cè)試頻率范圍寬，全頻段測(cè)試時(shí)為 20Hz~20kHz</span></li><li><span style="font-size:13px">試速度快，可直接顯示F0曲線</span></li><li><span style="font-size:13px">操作方便，顯示清晰</span></li><li><span style="font-size:13px">結(jié)構(gòu)精巧，方便攜帶</span></li></ul></td><td rowspan="6"><table align="right" border="1" cellpadding="2" cellspacing="1" style="border-collapse:collapse; border-spacing:0px; margin:0px; padding:0px; width:130px"><tbody><tr><td><span style="font-size:13px">型號(hào)</span></td><td style="text-align:center"><span style="font-size:13px">ZC5990B</span></td></tr><tr><td><span style="font-size:13px">頻率范圍</span></td><td><p><span style="font-size:13px">20Hz ~ 20kHz</span></p></td></tr><tr><td><span style="font-size:13px">頻率準(zhǔn)確度</span></td><td><p><span style="font-size:13px">±0.01%</span></p></td></tr><tr><td><span style="font-size:13px">測(cè)量精度</span></td><td><p><span style="font-size:13px">0.1%±1Hz(±1 個(gè)字)</span><br /> </p></td></tr><tr><td><span style="font-size:13px">頻率穩(wěn)定性</span></td><td><p><span style="font-size:13px">優(yōu)于 100ppm</span></p></td></tr><tr><td><span style="font-size:13px">總諧波失真（THD+N）</span></td><td><p><span style="font-size:13px">≤0.5% (全頻段)</span></p></td></tr><tr><td><span style="font-size:13px">zui大輸出電壓</span></td><td><p><span style="font-size:13px">5Vrms</span></p></td></tr><tr><td><span style="font-size:13px">zui大測(cè)量電流</span></td><td style="text-align:center"><span style="font-size:13px"> 400mA</span></td></tr><tr><td><span style="font-size:13px">工作電壓</span></td><td><p><span style="font-size:13px">~220V±10%/0.25A</span></p></td></tr><tr><td><span style="font-size:13px">工作環(huán)境溫度</span></td><td><p><span style="font-size:13px">5 ~ 40℃</span></p></td></tr></tbody></table></td></tr><tr><td><span style="font-size:13px"><img alt="" src="http://www.zctek.com.cn/ckfinder/userfiles/images/2015051914000733.jpg" style="height:256px; margin:0px; width:300px" /></span></td></tr><tr><td><span style="font-size:13px">簡(jiǎn)要介紹</span></td></tr><tr><td><span style="font-size:13px"> </span><p><span style="font-size:13px">是一款測(cè)試精度、準(zhǔn)確度和穩(wěn)定性都非常好的測(cè)試設(shè)備。在測(cè)試頻率范圍設(shè)置為 400Hz 時(shí)，分辨率可達(dá) 1Hz。測(cè)試頻率范圍越小，分辨率越高，非常有利于低頻揚(yáng)聲器（箱）的 F0 測(cè)試。采用了4.3寸彩色液晶顯示屏，可以直接顯示揚(yáng)聲器的F0曲線。</span></p></td></tr></tbody></table> <div id="5hlvxzllpl3" class="pagetb"> <p> 上一條：<a href="/Products-24990569.html">ZC2893A型揚(yáng)聲器阻抗測(cè)試儀</a></p> <p> 下一條：<a href="/Products-24990599.html">ZC5991型揚(yáng)聲器/話筒極性測(cè)試儀</a></p> </div> </div> <div id="5hlvxzllpl3" 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="5hlvxzllpl3" class="ly_msg" id="ly_msg"> <form method="post" name="form2" id="form2"> <h3>留言框 </h3> <ul> <li> <h4 class="xh">產(chǎn)品：</h4> <div id="5hlvxzllpl3" class="msg_ipt1"><input class="textborder" size="30" name="Product" id="Product" value="ZC5990B揚(yáng)聲器 F0 測(cè)試儀" placeholder="請(qǐng)輸入產(chǎn)品名稱" /></div> </li> <li> <h4>您的單位：</h4> <div id="5hlvxzllpl3" class="msg_ipt12"><input class="textborder" size="42" 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