锁相放大�?参数-价格-中国粉体罐�/title>

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} }); function showliuyan(me, showtype){ if(showtype==0){ //$("#Content").val($("#Content").attr('placeholder')); Content= document.getElementById('PopMsgFrom').Content.getAttribute('placeholder'); document.getElementById('PopMsgFrom').Content.value=Content; } if(showtype==1){ // $("#Content").val($(me).text()); alert($(me).text()); document.getElementById('PopMsgFrom').Content.value=$(me).text(); } $(".fxp").css("display","flex"); } function close_popwin(){ $(".fxp").css("display","none"); // 关闭虚拟电话后的留言� $(".dhxj").css("display","none"); $(".dhxjbox").css("display", "none"); $(".dhxjbox2").css("display", "none"); return false; } </script>  <div class="cpjs"> <div class="cpjs_tab"> <div class="js_cpjj" style="border-bottom: 3px solid #1479d7; color: #1479d7;">产品介绍</div> <div class="js_cxd">创新炸�/div> <div class="js_xgfa">相关方案</div> <div class="js_xgzl">相关资料</div> <div class="js_yhpl">用户评论</div> <div class="js_gsdt">公司动�?/div> <div class="js_wsj">问商宵�/div> </div> <script> $(function(){ // 切换 $(".cpjs_tab a").click(function(){ $(".cpjs_tab a").css({"color":"#4F5862","border-bottom-color":"transparent"}); $(this).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); }); }); </script>  <div class="cpjj"> <p><span>Standford Research SR810<span><strong>锁相放大�?/strong>咋�/span><span>SR830</span><span><strong>锁相放大�?/strong>以合理的成本提供高性能� </span><span>SR830</span><span>同时显示信号的幅度和相位，耋�/span><span>SR810</span><span>只显示幅度、�/span></p><p><span>两种仪器都使用数字信号处理（</span>DSP<span>）来代替传统锁相中发现的解调器，输出滤波器和放大器、�/span></p><p>The SR810 Lock-In Amplifier and SR830 Lock-In Amplifier provide high performance at a reasonable cost. The SR830 simultaneously displays the magnitude and phase of a signal� while the SR810 displays magnitude only.</p><p><span>Both instruments use digital signal processing (DSP) to replace the demodulators� output filters� and amplifiers found in conventional lock-ins.</span></p><p><span></span></p><p><span>��1 mHz<span>臲�/span><span>102.4 kHz</span><span>频率范围</span></p><p><span>��> 100 dB<span>动态保畘�/span></p><p><span>��5ppm /ℂ�span>的稳定�?/span></p><p><span>��0.01<span>度相位分辨率</span></p><p><span>��<span>仍�/span><span>10��s</span><span>�?/span><span>30 ks</span><span>的时间常�?/span><span>（高辽�/span>24 dB / oct<span>滚降（�/span></p><p><span>��<span>自动增益，相位，</span><span>-reserve</span><span>咋�/span><span>-offset</span></p><p><span>��<span>合成参考源</span></p><p><span>��GPIB<span>咋�/span><span>RS-232</span><span>接口</span></p><ul><li><p><span>1 mHz to 102.4 kHz range</span></p></li><li><p><span>>100 dB dynamic reserve</span></p></li><li><p><span>5 ppm/<span>��</span><span>C stability</span></p></li><li><p><span>0.01 degree phase resolution</span></p></li><li><p><span>Time constants from 10 ��s to 30 ks</span><span>(up to 24 dB/oct rolloff)</span></p></li><li><p><span>Auto-gain� -phase� -reserve and -offset</span></p></li><li><p><span>Reference source</span></p></li><li><p><span>GPIB and RS-232 interfaces</span></p></li></ul> </div>  <div class="cxd"> <div class="cxd_tit"><span></span>创新炸�/div> <p style=" color: #333; font-size: 14px; margin: 10px 0 0; line-height: 26px;"> 暂无数据� </p> </div>  <div class="xgfa"> <div class="xgfa_tit"> <div> <span></span>相关方案 </div> </div> <div class="xgfa_box" style="display: block;"><div style="padding:10px;">暂无相关方案、�/div> </div> </div> <script> $(function(){ // 切换 $(".xgfa_tit_ul li").hover(function(){ $(".xgfa_tit_ul li").css({"color":"#4F5862","border-bottom-color":"transparent"}); $(this).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); var _index = $(this).index(); $(".xgfa_box").css("display","none"); $(".xgfa_box").eq(_index).css("display","block"); }); }); </script>  <div class="xgzl"> <div class="cxd_tit"><span></span>相关资料</div> <div class="xgzl_box"><div style="padding:10px;">暂无数据、�/div> </div> </div>  <div class="yhpl"> <div class="cxd_tit"><span></span>用户评论</div> <form id="FormComments" action="" method="post" onsubmit="return false"> <input name="SaveProComments" id="SaveProComments" type="hidden" value="yes" /> <input name="ProductID" id="ProductID" type="hidden" value="294135" /> <input name="ProQuality" id="ProQuality" type="hidden" value="10" /> <input name="ProService" id="ProService" type="hidden" value="10" /> <input name="ProUsability" id="ProUsability" type="hidden" value="10" /> <input name="ProCostperformance" id="ProCostperformance" type="hidden" value="10" /> <div class="yhpl_pf"> <div> <p>产品质量</p> <div><span id="Quality" class="stars star10"></span><span id="Quality_Val" class="ScoreVal" curScore="10">10刅�/span></div> </div> <div> <p>售后服务</p> <div><span id="Service" class="stars star10"></span><span id="Service_Val" class="ScoreVal" curScore="10">10刅�/span></div> </div> <div> <p>易用�?/p> <div><span id="Usability" class="stars star10"></span><span id="Usability_Val" class="ScoreVal" curScore="10">10刅�/span></div> </div> <div> <p>性价毓�/p> <div><span id="Costperformance" class="stars star10"></span><span id="Costperformance_Val" class="ScoreVal" curScore="10">10刅�/span></div> </div> </div> <div class="yhpl_pftit">评论内容</div> <textarea name="Comments" id="ProComments" onfocus="checklogin();" placeholder="分享产品使用经验/采购评价（不超过500字）">