Krohn-Hite Model 3945滤波�?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>技术规栻�/span></p><p><span>3Hz </span><span>�?5.6MHz，高�? 低這�/span></p><p><span>巴特沃斯/ 贝塞尔可编程滤波�?/span></p><p><span>3 </span><span>个独立通道</span></p><p><span>频率范围９�/span><span>3Hz </span><span>臲�/span><span>25.6MHz</span></p><p><span>响应９�/span><span>贝塞尓�/span><span>/ </span><span>巴特沃斯</span></p><p><span>衰减斜率９�/span><span>24dB/ </span><span>倍频程输�?/span><span>/ </span><span>输出增益</span></p><p><span>噪声９�/span><span>参考输入典型倻�/span><span><250��V</span></p><p><span>远程控制９�/span><span>GPIB</span></p><p><span>旁路模式</span></p><p><span>描述</span></p><p><span>Krohn-Hite 3945 </span><span>型可编程滤波器提供一个在</span><span>170Hz </span><span>�?/span></p><p><span>25.6MHz </span><span>范围内可调谐的低通巴特沃斯通道；和两个独立</span></p><p><span>的低通，高通或旁路，一个通道的带通或带阻的巴特沃�?/span></p><p><span>或贝塞尔通道，可�?/span><span>3Hz </span><span>臲�/span><span>2MHz </span><span>的范围内调节、�/span></p><p><span>3945 </span><span>型专为需要高频带通滤波的应用而设计。滤波器髗�/span></p><p><span>端截止频率可以设置为</span><span>170Hz </span><span>咋�/span><span>10MHz </span><span>之间的任何频率，</span></p><p><span>并且低端滤波器截止频率可以设置为</span><span>3Hz </span><span>咋�/span><span>2MHz </span><span>之间皃�/span></p><p><span>任何频率、�/span></p><p><span>50MHz </span><span>低噪声放大器</span></p><p><span>3945 </span><span>型的一个通道可以作为低噪声放大器工作，绕过滤</span></p><p><span>波器，提侚�/span><span>50MHz </span><span>的带宽，并获得高辽�/span><span>46dB </span><span>的带宽。这</span></p><p><span>对于希望在滤波之前增加信号的增益和提高信噪比的用戶�/span></p><p><span>是有用的、�/span><span>3945 </span><span>型的其他两个通道提供贝塞尔或巴特沂�/span></p><p><span>斯传递函数，可以编程为两个低通，高通，一个带通或带阻</span></p><p><span>滤波器，每通道增益丹�/span><span>40dB</span><span>、�/span></p><p><span>非易失性存储器</span></p><p><span>3945 </span><span>型滤波器提供</span><span>99 </span><span>组非易失性存储器用于存储前面板设</span></p><p><span>置，存储在电池供电的</span><span>CMOS </span><span>中。可以使用简单的命令谂�/span></p><p><span>用设置。上电时进行自检诊断，确保所有内部存储器正常�?/span></p><p><span>作。如果发生故障，显示屏将指示哪个</span><span>ROM </span><span>戕�/span><span>RAM </span><span>出现</span></p><p><span>故障、�/span></p><p><span>应用</span></p><p><span>3945 </span><span>型可以为许多应用提供滤波，例如：用于数字信号夃�/span></p><p><span>理的高频抗锯齿，</span><span>EMI </span><span>测试，视频记录等等、�/span><span>3945 </span><span>型是核�/span></p><p><span>据用户精心设计的，提供了易于操作，可靠性和价格竞争力、�/span></p> </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="266149" /> <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）">