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font-family:microsoft yahei,arial; font-size:12px; line-height:11.6129px; margin:0px; padding:0px; width:660px"><tbody><tr><td>是一款多通道、多功能功率試驗(yàn)設(shè)備，內(nèi)置正弦波掃頻信號發(fā)生器、方波信號發(fā)生器，MP3信號源，此外還配有兩個(gè)外接信號輸入通道，兩個(gè)內(nèi)部信號輸出通道，用戶可以外接濾波器等信號處理設(shè)備，并將處理后的信號回饋給本設(shè)備進(jìn)行相關(guān)試驗(yàn)。ZC1681B具有揚(yáng)聲器阻抗動(dòng)態(tài)測量功能，以便在信號掃頻和噪聲測試時(shí)更地檢測揚(yáng)聲器的工作狀態(tài)。ZC1681B多路揚(yáng)聲器可靠性試驗(yàn)儀能充分滿足中小功率揚(yáng)聲器和各種通信用受話器老化的試驗(yàn)的要求，其技術(shù)指標(biāo)符合國家相關(guān)技術(shù)標(biāo)準(zhǔn)。具有功能強(qiáng)大，性能穩(wěn)定，操作方便，保護(hù)措施完善，外形精美，散熱特性好，可長時(shí)間連續(xù)工作等特點(diǎn)。</td></tr><tr><td><p style="text-align:center"> <img alt="" src="http://www.zctek.com.cn/ckfinder/userfiles/images/2015051411084674.jpg" style="height:256px; margin:0px; width:300px" /></p></td></tr></tbody></table></div> <div id="nxnzvbt5" class="tagContent" id="tagContent1" style="display: block;"><link rel="stylesheet" type="text/css" href="/css/MessageBoard_style.css"> <script language="javascript" 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