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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><strong>ZC2893A型揚(yáng)聲器阻抗測試儀</strong></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="color:rgb(0, 117, 194)"><span style="font-size:16px"><strong>性能特點(diǎn)(ZC2893A)</strong></span></span></td><td><span style="color:rgb(0, 117, 194)"><span style="font-size:16px">　　<strong>　</strong></span></span><strong>ZC2893A型揚(yáng)聲器阻抗測試儀</strong><span style="color:rgb(0, 117, 194)"><span style="font-size:16px"><strong>技術(shù)指標(biāo)</strong></span></span></td></tr><tr><td><ul><li><strong></strong>采用微處理器控制及數(shù)字化測量技術(shù)</li><li>頻率和阻抗雙顯示窗口</li><li>采用恒流法測試，共有五檔恒定測試電流</li><li>內(nèi)置壓控振蕩器，測試頻率可以任意設(shè)定</li><li>400Hz/1kHz任意頻率及掃頻測試三種工作方式</li><li>具有分選設(shè)置及判別指示功能</li><li>短路清零以消除測試線誤差</li><li>適用于揚(yáng)聲器及磁頭阻抗的快速測試與阻抗頻率的特征分析</li></ul></td><td rowspan="2"><table align="right" border="1" cellpadding="2" cellspacing="1" style="border-collapse:collapse; border-spacing:0px; margin:0px; padding:0px; width:270.714px"><tbody><tr><td>型號</td><td>ZC2893A</td></tr><tr><td>測試參數(shù)</td><td>阻抗|Z|</td></tr><tr><td>清“0”</td><td>短路清“0”</td></tr><tr><td>量程方式</td><td>自動、手動</td></tr><tr><td>測量端</td><td>2端</td></tr><tr><td>顯示器</td><td>LED顯示頻率4位阻抗4位</td></tr><tr><td colspan="2">測量信號</td></tr><tr><td rowspan="3">測試頻率</td><td>固定頻率：400Hz,1kHz</td></tr><tr><td>手動調(diào)節(jié)：20Hz-8kHz</td></tr><tr><td>掃頻范圍：50Hz-3999Hz</td></tr><tr><td>頻率準(zhǔn)確度</td><td>±1Hz</td></tr><tr><td>測試電源</td><td>100mA,50mA,10mA,1mA,0.1mA</td></tr><tr><td>電流準(zhǔn)確度</td><td>±5%</td></tr><tr><td>阻抗測試范圍</td><td>0.1Ω-20kΩ</td></tr><tr><td>準(zhǔn)確度</td><td>±0.5%讀數(shù) ±1字</td></tr><tr><td>比較器</td><td>PASS,FAIL,合格時訊響</td></tr></tbody></table></td></tr></tbody></table> <div id="5hlvxzllpl3" class="pagetb"> <p> 上一條：<a href="/Products-24990439.html">ZC2780蜂鳴片測試儀/ZC5520型蜂鳴器測試儀</a></p> <p> 下一條：<a href="/Products-24990583.html">ZC5990B揚(yáng)聲器 F0 測試儀</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" 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