?!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> title_temp (河北,张家?承德)SD3100高频TV收发系统 - 石家庄数英仪器有限公?/title> <meta name="Keywords" content="SD3100楂橀TV鏀跺彂绯荤粺"> <meta name="Description" content="涓轰綘璇︾粏浠嬬粛SD3100楂橀TV鏀跺彂绯荤粺(杩滈攢姹熻嫃锛屽北涓滐紝娴欐睙)浜у搧鍐呭,鍖呮嫭SD3100楂橀TV鏀跺彂绯荤粺鐨勭敤閫斻€佸瀷鍙枫€佽寖鍥淬€佸浘鐗囩瓑,鍦ㄨ繖閲屼綘鍙互寰楃煡鎵€鏈塖D3100楂橀TV鏀跺彂绯荤粺鏂伴椈浠ュ強鏈€鏂扮殑甯傚満SD3100楂橀TV鏀跺彂绯荤粺浠锋牸.鍜ㄨ鐢佃瘽:0311-86083329"> <meta http-equiv="X-UA-Compatible" content="IE=EmulateIE7"> <link href="/template/NEST300017/lib/cms.css" rel="stylesheet" type="text/css" /> <link href="/template/NEST300017/lib/style.css" rel="stylesheet" type="text/css" /> <link href="/template/NEST300017/lib/cloud-zoom.css" rel="stylesheet" type="text/css" /> <link href="/template/NEST300017/lib/picCloud.css" rel="stylesheet" type="text/css" /> <link href="/template/NEST300017/lib/productComApp.css" rel="stylesheet" type="text/css" /> <link href="lib/style.css" rel="stylesheet" type="text/css" /> <link rel="stylesheet" type="text/css" href="/template/NEST300017/lib/JScss.css"/> <link rel="stylesheet" type="text/css" href="lib/JScss.css"/> <!-- saved from url=(0013)about:internet --> <style type="text/css"> #tip {position:absolute;color:#333;display:none;} #tip s {position:absolute;top:40px;left:-20px;display:block;width:0px;height:0px;font-size:0px;line-height:0px;border-color:transparent #BBA transparent transparent;border-style:dashed solid dashed dashed;border-width:10px;} #tip s i {position:absolute;top:-10px;left:-8px;display:block;width:0px;height:0px;font-size:0px;line-height:0px;border-color:transparent #fff transparent transparent;border-style:dashed solid dashed dashed;border-width:10px;} #tip .t_box {position:relative;background-color:#CCC;filter:alpha(opacity=50);-moz-opacity:0.5;bottom:-3px;right:-3px;} #tip .t_box div {position:relative;background-color:#FFF;border:1px solid #ACA899;background:#FFF;padding:1px;top:-3px;left:-3px;} </style> <script type="text/javascript"> $(function(){ $('.tip').mouseover(function(){ var $tip=$('<div id="tip"><div id="py2euma5jw" class="t_box"><div><s><i></i></s><img src="'+this.src+'" /></div></div></div>'); $('body').append($tip); $('#tip').show('fast'); }).mouseout(function(){ $('#tip').remove(); }).mousemove(function(e){ $('#tip').css({"top":(e.pageY-60)+"px","left":(e.pageX+30)+"px"}) }) }) </script> <meta http-equiv="Cache-Control" content="no-transform" /> <script>var V_PATH="/";window.onerror=function(){ return true; };</script> </head> <body><h1><a href="http://rucinfo.com/"></a></h1> <!--头部--> <div id="py2euma5jw" class="JS_top"> <div id="py2euma5jw" class="JS_top"> <div id="py2euma5jw" class="JStop"> <div id="py2euma5jw" class="JSlogo"><a href="/"><img src="/uploads/logo/20160203023436.jpg" alt="(河北,张家?承德)SD3100高频TV收发系统 - 石家庄数英仪器有限公? /></a></div> <div id="py2euma5jw" class="top_right"> <div id="py2euma5jw" class="lc"> 您好,欢迎光?石家庄数英仪器有限公?网站?</div> <div id="py2euma5jw" class="JStopnav"> <ul> <ul> <ul> <li style=" padding-left:80px;"><a href="/weibo/" target="_blank">企业微博</a></li> </ul> </ul> <li><a href="/sitemap.html" title="网站地图">网站地图</a></li> <li><a href="/sitemap.xml" title="XML">XML</a></li> <li><a style="cursor:hand" onclick="window.external.addfavorite('http://www.suinyq.com','(河北,张家?承德)SD3100高频TV收发系统 - 石家庄数英仪器有限公?)">收藏本站</a></li> <li></li> </ul> <!--logo--> <!-- <div id="py2euma5jw" class="JSlogo"><a href="/"><img src="/uploads/logo/20160203023436.jpg" alt="(河北,张家?承德)SD3100高频TV收发系统 - 石家庄数英仪器有限公? /></a></div>--> <!--logo--> </div> </div> <div id="py2euma5jw" style=" float:left; margin-top:6px;"><a href="http://rucinfo.com/" target="_blank">中文</a>|</div> </div> </div> </div> <!--头部--> <!--导航--> <div id="py2euma5jw" class="header"> <!--导航--> <div id="py2euma5jw" class="box"> <div id="nav-menu"> <ul class="menu"> <li class="stmenu"> <h3><a href="/" class="xialaguang"><span style=" font-family:微软雅黑;">网站首页</span></a></h3> </li> <li class="stmenu"> <h3><a href="/supply/" class="xialaguang"><span style=" font-family:微软雅黑;">产品中心</span></a></h3> <ul class="children"> <li> <h3><a href="/xhfsq/"><span>信号发生?/span></a></h3> </li> <li> <h3><a href="/ppfxy/"><span>频谱分析?/span></a></h3> </li> <li> <h3><a href="/zlwddy/"><span>直流稳定电源</span></a></h3> </li> <li> <h3><a href="/szmyb/"><span>数字万用?/span></a></h3> </li> <!-- <li> <h3><a href="/tyyq/"><span>通用仪器</span></a></h3> </li>--> <li> <h3><a href="/syx/"><span>实验?/span></a></h3> </li> <li> <h3><a href="/zdcsjt/"><span>自动测试系统</span></a></h3> </li> <li> <h3><a href="/sjplclyq/"><span>时间频率测量仪器</span></a></h3> </li> <li> <h3><a href="/dnzlfxy/"><span>电能质量分析?/span></a></h3> </li> <li> <h3><a href="/szpltxcsy/"><span>数字频率特性测试仪</span></a></h3> </li> <li> <h3><a href="/jlhfb/"><span>交流毫伏?/span></a></h3> </li> <li> <h3><a href="/jsq/"><span>计数?/span></a></h3> </li> <li> <h3><a href="/wmy/"><span>误码?/span></a></h3> </li> <li> <h3><a href="/szdcly/"><span>失真度测量仪</span></a></h3> </li> <li> <h3><a href="/ljfxy/"><span>逻辑分析?/span></a></h3> </li> </ul> </li> <li class="stmenu"> <h3><a href="/news/" class="xialaguang"><span style=" font-family:微软雅黑;">新闻与活?/span></a></h3> <ul class="children"> <li> <h3><a href="/news/gsxw/"><span>公司新闻</span></a></h3> </li> <li> <h3><a href="/news/schd/"><span>市场活动</span></a></h3> </li> <li> <h3><a href="/news/cpfb/"><span>产品发布</span></a></h3> </li> </ul> </li> <li class="stmenu"> <h3><a href="/about/about3.html" class="xialaguang"><span style=" font-family:微软雅黑;">服务与支?/span></a></h3> <ul class="children"> <li> <h3><a href="/about/about3.html"><span>售后服务</span></a></h3> </li> <li> <h3><a href="/download/"><span>下载中心</span></a></h3> </li> <li> <h3><a href="/about/about11.html"><span>固件及软?/span></a></h3> </li> <li> <h3><a href="/about/about10.html"><span>常见问题</span></a></h3> </li> <li> <h3><a href="/about/about12.html"><span>问题反馈</span></a></h3> </li> </ul> </li> <li class="stmenu"> <h3><a href="/about/about5.html" class="xialaguang"><span style=" font-family:微软雅黑;">加入数英</span></a></h3> <ul class="children"> <li> <h3><a href="/about/about5.html"><span>人才策略</span></a></h3> </li> <li> <h3><a href="/about/about4.html"><span>人才招聘</span></a></h3> </li> </ul> </li> <li class="stmenu"> <h3><a href="/contact/" class="xialaguang"><span style=" font-family:微软雅黑;">联系我们</span></a></h3> </li> <li class="stmenu"> <h3><a href="/about/" class="xialaguang"><span style=" font-family:微软雅黑;">关于数英</span></a></h3> <ul class="children"> <li> <h3><a href="/about/"><span>公司简?/span></a></h3> </li> <li> <h3><a href="/about/about6.html"><span>发展历程</span></a></h3> </li> <li> <h3><a href="/about/about7.html"><span>企业文化</span></a></h3> </li> <li> <h3><a href="/about/about2.html"><span>资质荣誉</span></a></h3> </li> </ul> </li> <!--<li class="stmenu"> <h3><a href="/news/" class="xialaguang"><span style=" font-family:微软雅黑;">用户中心</span></a></h3> <ul class="children"> <li> <h3><a href="/about/"><span>会员登录</span></a></h3> </li> <li> <h3><a href="/about/"><span>会员注册</span></a></h3> </li> <li> <h3><a href="/about/"><span>产品注册</span></a></h3> </li> <li> <h3><a href="/about/"><span>意见反馈</span></a></h3> </li> </ul> </li>--> <li class="stmenu"> <h3></h3> </li> </ul> </div> </div> <!--导航--> </div> <!--导航--> <!--<div id="py2euma5jw" class="JSbanner"> <div id="py2euma5jw" style="width:100%; height:400px; overflow:hidden;" class="ad"> <div id="swfContents_1"></div> <center> <div id="xxx"> </div> </center> </div> </div>--> <div id="py2euma5jw" style="width:1000px;height:238px; margin:0 auto;margin-top: 10px; border: 1px solid #ccc; padding: 5px;"><img src="/template/NEST300017/images/t2.jpg" /></div> <div id="JScontainer"> <div id="py2euma5jw" class="JScontainer"> <div id="py2euma5jw" class="JSleft"> <div id="py2euma5jw" class="JScpfl_cont"> <div id="py2euma5jw" class="JSgsgk_title_1"><img src="/template/NEST300017/images/erji_titel_left_t.jpg" alt="产品中心" width="210" height="10" /></div> <div id="py2euma5jw" class="JSgsgk_title"> <H3>产品中心</H3> </div> <div id="py2euma5jw" class="JSgsgk_title_1_1"><img src="/template/NEST300017/images/erji_titel_left_t_center.gif" alt="产品中心" width="210" height="4" /></div> <div id="py2euma5jw" class="JScpfl_title_line"></div> <ul> <li><a href="/xhfsq/" target="" title="信号发生? style=" color:#FFF;">信号发生?/a></li> <li><a href="/ppfxy/" target="" title="频谱分析? style=" color:#FFF;">频谱分析?/a></li> <li><a href="/zlwddy/" target="" title="直流稳定电源" style=" color:#FFF;">直流稳定电源</a></li> <li><a href="/szmyb/" target="" title="数字万用? style=" color:#FFF;">数字万用?/a></li> <li><a href="/syx/" target="" title="实验? style=" color:#FFF;">实验?/a></li> <li><a href="/zdcsjt/" target="" title="自动测试系统" style=" color:#FFF;">自动测试系统</a></li> <li><a href="/sjplclyq/" target="" title="时间频率测量仪器" style=" color:#FFF;">时间频率测量仪器</a></li> <li><a href="/dnzlfxy/" target="" title="电能质量分析? style=" color:#FFF;">电能质量分析?/a></li> <li><a href="/szpltxcsy/" target="" title="数字频率特性测试仪" style=" color:#FFF;">数字频率特性测试仪</a></li> <li><a href="/jlhfb/" target="" title="交流毫伏? style=" color:#FFF;">交流毫伏?/a></li> <li><a href="/jsq/" target="" title="计数? style=" color:#FFF;">计数?/a></li> <li><a href="/wmy/" target="" title="误码? style=" color:#FFF;">误码?/a></li> <li><a href="/szdcly/" target="" title="失真度测量仪" style=" color:#FFF;">失真度测量仪</a></li> <li><a href="/ljfxy/" target="" title="逻辑分析? style=" color:#FFF;">逻辑分析?/a></li> </ul> <div id="py2euma5jw" class="JSgsgk_title_2"><img src="/template/NEST300017/images/cb.png" alt="产品中心" width="210" height="43" /></div> <div id="py2euma5jw" class="clearit"></div> </div> <div id="py2euma5jw" class="JScpfl_bottom"></div> <div id="py2euma5jw" class="JScontact_1"><img src="/template/NEST300017/images/cfast_1.gif" alt="联系方式" width="210" height="66" /></div> <div id="py2euma5jw" class="JScontact"> <p> 联系人:刘经?/p> <p> JIAMANBEN?3931885295</p> <p> QIEHONGJINBEN?311-86083329</p> <p>疯狂赛车官网 XIANGCAIXIU:rucinfo.com</p> <p> 邮箱?a href="mailto:market@rucinfo.com">market@rucinfo.com</a></p> <p> SHEBANXIUBENQINGFUQIEJIAOFENGBOCHENWOYANLUYUCHONGQIANDANGUPINGSUIKUIHUANQIEWEN?9HONGBING-2</p> </div> <div id="py2euma5jw" class="JScontact_2"><img src="/template/NEST300017/images/cfast_3.gif" alt="联系方式" width="210" height="20" /></div> </div> <div id="py2euma5jw" class="JSright"> <div id="py2euma5jw" class="JScpzs"> <div id="py2euma5jw" class="erji_left_titel"><img src="/template/NEST300017/images/erji_left_4.gif" alt="产品中心" width="719" height="24" /></div> <div id="py2euma5jw" class="JSright_title"> <div id="py2euma5jw" class="JSright_title_L"> <span>产品中心</span> </div> <div id="py2euma5jw" class="JSright_title_R">您现在的位置?a href="/">首页</a> > <a href="/supply/">供应产品</a> > <a href="/syx/">实验?/a> > <a href="/supply/17.html">SD3100高频TV收发系统</a> </div> </div> <div id="py2euma5jw" class="JScpzs_cont" > <!--pages内容--> <div id="py2euma5jw" class="detail_con"> <table width="100%" border="0" cellspacing="0" cellpadding="0" style=" padding:1px; margin-bottom:12px; border:1px solid #e7e7e7; background:#fafafa;"> <tr> <td width="200" align="center" valign="top" style="padding:10px; border-right:1px solid #e7e7e7;"><p style="border:2px solid #dbdbdb;width:200px;"><img src="/uploads/cp/20150625092413.jpg" width="200" height="133" onload="imgZoomer(this,200,133)" onclick="new ImageViewer(this,'img');" class="tip"/></p></td> <td valign="top"><div id="py2euma5jw" class="proct_bg1"> <table width="100%" border="0" cellspacing="0" cellpadding="0"> <tr> <th width="19%" height="24">产品名称?/th> <td width="81%"><span id="nesttitle">SD3100高频TV收发系统</span></td> </tr> <tr> <th height="24">产品型号?/th> <td></td> </tr> <tr> <th height="24" >产品简介:</th> <td><p></p></td> </tr> </table> </div></td> </tr> </table> <div id="py2euma5jw" class="content" > <h2><span>详细说明</span></h2> <div id="py2euma5jw" class="detail"> <p style="line-height:24px;"><p class="MsoNormal" style="text-indent:2em;"> <span style="font-size:14px;line-height:1.5;">的主要特?/span> </p> <p class="MsoNormal" style="text-indent:2em;"> <span style="line-height:1.5;font-size:14px;color:#000000;">SD3100</span><span style="line-height:1.5;font-size:14px;color:#000000;">收发系统采用射频信号频率</span><span style="line-height:1.5;font-size:14px;color:#000000;">----</span><span style="line-height:1.5;font-size:14px;color:#000000;">三个载频?/span><span style="line-height:1.5;font-size:14px;color:#000000;">142MHz</span><span style="line-height:1.5;font-size:14px;color:#000000;">?/span><span style="line-height:1.5;font-size:14px;color:#000000;">150MHz</span><span style="line-height:1.5;font-size:14px;color:#000000;">?/span><span style="line-height:1.5;font-size:14px;color:#000000;">  158MHz</span><span style="line-height:1.5;font-size:14px;color:#000000;">疯狂赛车官网)?/span> </p> <p class="MsoNormal" style="text-indent:2em;"> <span style="font-size:14px;color:#000000;">SD3100</span><span style="font-size:14px;color:#000000;">收发系统采用高稳定度锁相振荡器作为本振源?/span> </p> <p class="MsoNormal" style="text-indent:2em;"> <span style="font-size:14px;color:#000000;">SD3100</span><span style="font-size:14px;color:#000000;">收发系统的模块和测试模块采用较先进的电路和高频器件?/span> </p> <p class="MsoNormal" style="text-indent:2em;"> <span style="font-size:14px;color:#000000;">SD3100</span><span style="font-size:14px;color:#000000;">疯狂赛车官网收发系统的电路模块均有检测点?/span> </p> <p class="MsoNormal" style="text-indent:2em;"> <span style="font-size:14px;color:#000000;">SD3100</span><span style="font-size:14px;color:#000000;">收发系统采用三个载频,可由信道选择器选择,信道间隔为</span><span style="font-size:14px;color:#000000;">8MHz</span><span style="font-size:14px;color:#000000;">疯狂赛车官网,信道之间互不干扰?/span> </p> <p class="MsoNormal" style="text-indent:2em;"> <span style="font-size:14px;color:#000000;">疯狂赛车官网可提供高频电路模块的结构件和电路板,供课程设计和毕业设计?/span> </p> <p class="MsoNormal" style="text-indent:2em;"> <span style="font-size:14px;color:#000000;">SD3100</span><span style="font-size:14px;color:#000000;">疯狂赛车官网收发系统均以模块形式,便于组合和测试?/span> </p> <p class="MsoNormal" style="text-indent:2em;"> <span style="font-size:14px;color:#000000;">为实验系统提供测量仪?/span><span style="font-size:14px;color:#000000;">---DDS</span><span style="font-size:14px;color:#000000;">函数<a href="http://www.suinyq.com/xhfsq/" target="_blank">信号发生?/a>?a href="http://www.suinyq.com/ppfxy/" target="_blank">频谱分析?/a>?/span><span style="font-size:14px;color:#000000;">SA1000</span><span style="font-size:14px;color:#000000;">疯狂赛车官网系列频率特性测试仪、通用计数器等测量仪器?/span> </p> <p class="MsoNormal" style="text-indent:2em;"> <span style="font-size:14px;color:#000000;">配备</span><span style="font-size:14px;color:#000000;">“SD3100H</span><span style="font-size:14px;color:#000000;">高频电路实验模块?/span><span style="font-size:14px;color:#000000;">?/span><span style="font-size:14px;color:#000000;">,可进行高频电路课程设计,与</span><span style="font-size:14px;color:#000000;">SD3100</span><span style="font-size:14px;color:#000000;">疯狂赛车官网收发系统配合使用,是一套完整的高频电路实训系统?/span> </p> <p class="MsoNormal" style="text-indent:2em;"> <span style="font-size:14px;color:#000000;">参考可操作性的</span><span style="font-size:14px;color:#000000;">?/span><span style="font-size:14px;color:#000000;">高频电路实验指导?/span><span style="font-size:14px;color:#000000;">?/span><span style="font-size:14px;color:#000000;">?/span><span style="font-size:14px;color:#000000;">?/span><span style="font-size:14px;color:#000000;">实用通信电路课程设计</span><span style="font-size:14px;color:#000000;">?/span><span style="font-size:14px;color:#000000;">等教材及相应的资料?/span> </p> <p class="MsoNormal" style="text-indent:2em;"> <span style="font-size:14px;color:#000000;"> </span> </p> <p class="MsoNormal" style="text-indent:2em;"> <span style="font-size:14px;color:#000000;">技术指?/span> </p> <p class="MsoNormal" style="text-indent:2em;"> <span style="font-size:14px;color:#000000;">1.SD3100T</span><span style="font-size:14px;color:#000000;">疯狂赛车官网发射系统的主要指?/span> </p> <p class="MsoNormal" style="text-indent:2em;"> <span style="font-size:14px;color:#000000;"> </span> </p> <p class="MsoNormal" style="text-indent:2em;"> <span style="font-size:14px;color:#000000;">1.1</span><span style="font-size:14px;color:#000000;">输出功率</span><span style="font-size:14px;color:#000000;">?0dBm</span> </p> <p class="MsoNormal" style="text-indent:2em;"> <span style="font-size:14px;color:#000000;">1.1.2 1dB</span><span style="font-size:14px;color:#000000;">压缩点功?/span><span style="font-size:14px;color:#000000;">?5dBm</span> </p> <p class="MsoNormal" style="text-indent:2em;"> <span style="font-size:14px;color:#000000;">1.1.3 </span><span style="font-size:14px;color:#000000;">输出载频?/span><span style="font-size:14px;color:#000000;">142MHz</span><span style="font-size:14px;color:#000000;">?/span><span style="font-size:14px;color:#000000;">150MHz</span><span style="font-size:14px;color:#000000;">?/span><span style="font-size:14px;color:#000000;">158MHz</span> </p> <p class="MsoNormal" style="text-indent:2em;"> <span style="font-size:14px;color:#000000;">1.1.4 </span><span style="font-size:14px;color:#000000;">载波抑制</span><span style="font-size:14px;color:#000000;">?40dBm</span><span style="font-size:14px;color:#000000;">(对</span><span style="font-size:14px;color:#000000;">188MHz</span><span style="font-size:14px;color:#000000;">本振频率的抑制)</span> </p> <p class="MsoNormal" style="text-indent:2em;"> <span style="font-size:14px;color:#000000;">1.1.5 </span><span style="font-size:14px;color:#000000;">底部噪声</span><span style="font-size:14px;color:#000000;">?40dBm</span> </p> <p class="MsoNormal" style="text-indent:2em;"> <span style="font-size:14px;color:#000000;">1.1.6 </span><span style="font-size:14px;color:#000000;">调制特性:已调(调幅)的载频的调幅电平大于</span><span style="font-size:14px;color:#000000;">30dB</span> </p> <p class="MsoNormal" style="text-indent:2em;"> <span style="font-size:14px;color:#000000;"> </span> </p> <p class="MsoNormal" style="text-indent:2em;"> <span style="font-size:14px;color:#000000;">2. SD3100R</span><span style="font-size:14px;color:#000000;">接收系统的主要指?/span> </p> <p class="MsoNormal" style="text-indent:2em;"> <span style="font-size:14px;color:#000000;"> </span> </p> <p class="MsoNormal" style="text-indent:2em;"> <span style="font-size:14px;color:#000000;">2.1</span><span style="font-size:14px;color:#000000;">接收灵敏?/span><span style="font-size:14px;color:#000000;">≤-</span><span style="font-size:14px;color:#000000;">40dBm</span> </p> <p class="MsoNormal" style="text-indent:2em;"> <span style="font-size:14px;color:#000000;">2.2 </span><span style="font-size:14px;color:#000000;">选择性:</span><span style="font-size:14px;color:#000000;">8MHz</span> </p> <p class="MsoNormal" style="text-indent:2em;"> <span style="font-size:14px;color:#000000;">2.3 </span><span style="font-size:14px;color:#000000;">接收动态范?/span><span style="font-size:14px;color:#000000;">?0dB</span> </p> <p class="MsoNormal" style="text-indent:2em;"> <span style="font-size:14px;color:#000000;">2.4 </span><span style="font-size:14px;color:#000000;">解调特?/span> </p> <p class="MsoNormal" style="text-indent:2em;"> <span style="font-size:14px;color:#000000;"> </span> </p> <p class="MsoNormal" style="text-indent:2em;"> <span style="font-size:14px;color:#000000;">3. SD3100</span><span style="font-size:14px;color:#000000;">收发系统的传输特?/span> </p> <p class="MsoNormal" style="text-indent:2em;"> <span style="font-size:14px;color:#000000;">3.1 </span><span style="font-size:14px;color:#000000;">有效?/span> </p> <p class="MsoNormal" style="text-indent:2em;"> <span style="font-size:14px;color:#000000;">3.1.1</span><span style="font-size:14px;color:#000000;">有效性的基本概念</span> </p> <p class="MsoNormal" style="text-indent:2em;"> <span style="font-size:14px;color:#000000;">    </span><span style="font-size:14px;color:#000000;">通信系统的有效性是指单位时间内通信系统传输信息的数量,可以认为它是通信系统传输信息数量上的表征?/span> </p> <p class="MsoNormal" style="text-indent:2em;"> <span style="font-size:14px;color:#000000;">    </span><span style="font-size:14px;color:#000000;">疯狂赛车官网模拟通信系统信息传输的有效性,常用系统有效传输带宽来衡量。系统的有效传输带宽越宽,则可允许同时传输的信号路数就越多,因而,系统传输信息的有效性也越高?/span> </p> <p class="MsoNormal" style="text-indent:2em;"> <span style="font-size:14px;color:#000000;">3.1.2</span><span style="font-size:14px;color:#000000;">指标:每一信道?/span><span style="font-size:14px;color:#000000;">8MHz</span><span style="font-size:14px;color:#000000;">,总共</span><span style="font-size:14px;color:#000000;">3</span><span style="font-size:14px;color:#000000;">个信道,其传输频带为</span><span style="font-size:14px;color:#000000;">24MHz</span><span style="font-size:14px;color:#000000;">?/span> </p> <p class="MsoNormal" style="text-indent:2em;"> <span style="font-size:14px;color:#000000;">3.2 </span><span style="font-size:14px;color:#000000;">可靠?/span> </p> <p class="MsoNormal" style="text-indent:2em;"> <span style="font-size:14px;color:#000000;">3.2.1</span><span style="font-size:14px;color:#000000;">可靠性的基本概念</span> </p> <p class="MsoNormal" style="text-indent:2em;"> <span style="font-size:14px;color:#000000;">疯狂赛车官网通信系统的可靠性,主要是指高频接收端恢复出的电信号与高频发射端的原始电信号相似的程度,可以认为它是通信系统传输信息质量上的表征?/span> </p> <p class="MsoNormal" style="text-indent:2em;"> <span style="font-size:14px;color:#000000;">3.2.2</span><span style="font-size:14px;color:#000000;">指标:分别工作在</span><span style="font-size:14px;color:#000000;">CH1</span><span style="font-size:14px;color:#000000;">?/span><span style="font-size:14px;color:#000000;">CH2</span><span style="font-size:14px;color:#000000;">?/span><span style="font-size:14px;color:#000000;">CH3</span><span style="font-size:14px;color:#000000;">疯狂赛车官网载频信道上,观测显示器显示图象和话音的质量?/span> </p> <p class="MsoNormal" style="text-indent:2em;"> <span style="font-size:14px;color:#000000;">3.3 </span><span style="font-size:14px;color:#000000;">传输距离范围?/span><span style="font-size:14px;color:#000000;">3m?0m</span> </p> <p class="MsoNormal" style="text-indent:2em;"> <span style="font-size:14px;color:#000000;"> </span> </p> <p class="MsoNormal" style="text-indent:2em;"> <span style="font-size:14px;color:#000000;">4.SD3100H</span><span style="font-size:14px;color:#000000;">高频电路实验模块?/span> </p> <p class="MsoNormal" style="text-indent:2em;"> <span style="font-size:14px;color:#000000;">4.1 SD3100H</span><span style="font-size:14px;color:#000000;">疯狂赛车官网高频电路实验模块箱内包括?/span> </p> <p class="MsoNormal" style="text-indent:2em;"> <span style="font-size:14px;color:#000000;">(1)测试架(带有</span><span style="font-size:14px;color:#000000;">12V</span><span style="font-size:14px;color:#000000;">电源?/span> </p> <p class="MsoNormal" style="text-indent:2em;"> <span style="font-size:14px;color:#000000;">(2)测试用的电缆线、接头及天线等配?/span> </p> <p class="MsoNormal" style="text-indent:2em;"> <span style="font-size:14px;">(3)模块及指标:</span> </p> <p class="MsoNormal" style="text-indent:2em;"> <br /> </p> <p style="text-indent:2em;"> <table class="MsoNormalTable" style="width:656.5pt;"> <tbody> <tr> <td width="875" valign="center"> <table class="MsoNormalTable" style="width:426.1pt;"> <tbody> <tr> <td width="372" valign="top" style="border:0.5000pt solid #000000;"> <p class="p" style="margin-left:0.0000pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">1、滤波放大器?/span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">10.7</span><span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">±0.15 MHz?/span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span>疯狂赛车官网 </p> <p class="p" style="margin-left:0.0000pt;text-indent:42.0000pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">中心频率?/span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">10.7 MHz</span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span> </p> <p class="p" style="margin-left:21.0000pt;text-indent:21.0000pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">带宽?/span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">300 KHz</span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span>疯狂赛车官网 </p> <p class="p" style="margin-left:21.0000pt;text-indent:21.0000pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">增益:≥</span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">20 dB</span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span>疯狂赛车官网 </p> <p class="p" style="margin-left:21.0000pt;text-indent:21.0000pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">输入输出放大线性范围:</span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">0 ~ 10 mVp-p</span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span>疯狂赛车官网 </p> </td> <td width="196" valign="top" style="border:0.5000pt solid #000000;"> <p class="MsoNormal"> <span style="font-family:宋体;font-size:9pt;"> </span> </p> </td> </tr> <tr> <td width="372" valign="top" style="border:0.5000pt solid #000000;"> <p class="p" style="margin-left:0.0000pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">2、滤波放大器?/span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">70</span><span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">±8MHz?/span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span>疯狂赛车官网 </p> <p class="p" style="margin-left:21.0000pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">中心频率?/span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">70MHz</span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span> </p> <p class="p" style="margin-left:21.0000pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">带宽:?MHz                         </span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span>疯狂赛车官网 </p> <p class="p" style="margin-left:21.0000pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">增益:≥</span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">20dB</span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span>疯狂赛车官网 </p> <p class="p" style="margin-left:0.0000pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">    输入输出放大线性范围:</span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">0 ~ 10mV</span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span>疯狂赛车官网 </p> </td> <td width="196" valign="top" style="border:0.5000pt solid #000000;"> <p class="MsoNormal"> <span style="font-family:宋体;font-size:9pt;"> </span> </p> </td> </tr> <tr> <td width="372" valign="top" style="border:0.5000pt solid #000000;"> <p class="p" style="margin-left:0.0000pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">3、射频放大器?/span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">70MHz</span><span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">?/span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span>疯狂赛车官网 </p> <p class="p" style="margin-left:0.0000pt;text-indent:42.0000pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">中心频率?/span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">70MHz</span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span> </p> <p class="p" style="margin-left:21.0000pt;text-indent:21.0000pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">带宽:?/span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">10MHz</span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span>疯狂赛车官网 </p> <p class="p" style="margin-left:21.0000pt;text-indent:21.0000pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">增益:≥</span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">30dB</span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span>疯狂赛车官网 </p> <p class="p" style="margin-left:21.0000pt;text-indent:21.0000pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">输入输出放大线性范围:</span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">-10 ~ 10 dBm</span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span>疯狂赛车官网 </p> </td> <td width="196" valign="top" style="border:0.5000pt solid #000000;"> <p class="MsoNormal"> <span style="font-family:宋体;font-size:9pt;"> </span> </p> </td> </tr> <tr> <td width="372" valign="top" style="border:0.5000pt solid #000000;"> <p class="p" style="margin-left:0.0000pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">4、低噪声放大器(</span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">70 MHz</span><span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">?/span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span> </p> <p class="p" style="margin-left:0.0000pt;text-indent:36.7500pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">中心频率?/span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">70 MHz</span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span>疯狂赛车官网 </p> <p class="p" style="margin-left:21.0000pt;text-indent:15.7500pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">带宽:?/span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">10 MHz</span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span> </p> <p class="p" style="margin-left:21.0000pt;text-indent:15.7500pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">增益:≥</span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">30 dB</span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span> </p> <p class="p" style="margin-left:21.0000pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">   输入输出放大线性范围:</span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">-30 ~ 0 dBm</span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span> </p> </td> <td width="196" valign="top" style="border:0.5000pt solid #000000;"> <p class="MsoNormal"> <span style="font-family:宋体;font-size:9pt;"> </span> </p> </td> </tr> <tr> <td width="372" valign="top" style="border:0.5000pt solid #000000;"> <p class="p" style="margin-left:3.0000pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">5、幅度调制器</span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span> </p> <p class="p" style="margin-left:0.0000pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">       f</span><span style="font-family:宋体;font-weight:bold;font-size:10.5pt;vertical-align:sub;">c</span><span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">?/span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">60 MHz</span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span>疯狂赛车官网 </p> <p class="p" style="margin-left:0.0000pt;"> <span style="font-family:宋体;color:#FF0000;font-weight:bold;font-size:10.5pt;">       </span><span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">V</span><span style="font-family:宋体;font-weight:bold;font-size:10.5pt;vertical-align:sub;">0</span><span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">:≥</span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">300mV</span><span style="font-family:宋体;font-weight:bold;font-size:10.5pt;vertical-align:sub;">p-p </span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span>疯狂赛车官网 </p> <p class="p" style="margin-left:0.0000pt;"> <span style="font-family:Arial;font-size:9pt;"> </span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span> </p> <p class="p" style="margin-left:5.1500pt;text-indent:-66.9000pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">                 调制信号线性范围:</span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">0</span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">?/span><span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">1.2V</span><span style="font-family:宋体;font-weight:bold;font-size:10.5pt;vertical-align:sub;">p-p</span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span>疯狂赛车官网 </p> <p class="p" style="margin-left:5.1500pt;text-indent:-66.9000pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">                 调制输入频率</span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">f</span><span style="font-family:宋体;font-weight:bold;font-size:10.5pt;vertical-align:sub;">M</span><span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">?/span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">0</span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">?/span><span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">2.0MHz</span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span>疯狂赛车官网 </p> </td> <td width="196" valign="top" style="border:0.5000pt solid #000000;"> <p class="MsoNormal"> <span style="font-family:宋体;font-size:9pt;"> </span> </p> </td> </tr> <tr> <td width="372" valign="top" style="border:0.5000pt solid #000000;"> <p class="p" style="margin-left:0.0000pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">6?/span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">20MHz </span><span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">晶体振荡?/span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span> </p> <p class="p" style="margin-left:0.0000pt;text-indent:36.7500pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">标称频率?/span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">20 MHz</span><span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">?/span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span>疯狂赛车官网 </p> <p class="p" style="margin-left:21.0000pt;text-indent:15.7500pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">输出幅度:≥</span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">1 Vp-p</span><span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">?/span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span> </p> <p class="p" style="margin-left:21.0000pt;text-indent:15.7500pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">频率稳定度:?/span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">5</span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">±</span><span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">10</span><span style="font-family:宋体;font-weight:bold;font-size:10.5pt;vertical-align:super;">-6</span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span>疯狂赛车官网 </p> <p class="p" style="margin-left:21.0000pt;text-indent:15.7500pt;"> <span style="font-family:Arial;font-size:9pt;"> </span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span> </p> </td> <td width="196" valign="top" style="border:0.5000pt solid #000000;"> <p class="MsoNormal"> <span style="font-family:宋体;font-size:9pt;"> </span>疯狂赛车官网 </p> </td> </tr> <tr> <td width="372" valign="top" style="border:0.5000pt solid #000000;"> <p class="p" style="margin-left:0.0000pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">7?nbsp;</span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">15MHz </span><span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">压控振荡?/span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span>疯狂赛车官网 </p> <p class="p" style="margin-left:0.0000pt;text-indent:36.7500pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">标称频率?/span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">15 MHz</span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span> </p> <p class="p" style="margin-left:21.0000pt;text-indent:15.7500pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">输出幅度:≥</span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">1 Vp-p</span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span>疯狂赛车官网 </p> <p class="p" style="margin-left:21.0000pt;text-indent:15.7500pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">频率范围?/span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">1</span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">5</span><span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">MHz±5MHz</span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span>疯狂赛车官网 </p> <p class="p" style="margin-left:21.0000pt;text-indent:15.7500pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">电压灵敏?/span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">K</span><span style="font-family:宋体;font-weight:bold;font-size:10.5pt;vertical-align:sub;">0</span><span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">?/span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">1MHz/V</span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span>疯狂赛车官网 </p> </td> <td width="196" valign="top" style="border:0.5000pt solid #000000;"> <p class="MsoNormal"> <span style="font-family:宋体;font-size:9pt;"> </span> </p> </td> </tr> <tr> <td width="372" valign="top" style="border:0.5000pt solid #000000;"> <p class="p" style="margin-left:0.0000pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">8?nbsp;</span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">59.3 MHz  LC</span><span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">振荡?/span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span> </p> <p class="p" style="margin-left:21.0000pt;text-indent:15.7500pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">标称频率?/span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">59.3 MHz</span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span>疯狂赛车官网 </p> <p class="p" style="margin-left:21.0000pt;text-indent:15.7500pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">输出幅度:≥</span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">1 Vp-p</span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span> </p> <p class="p" style="margin-left:21.0000pt;text-indent:15.7500pt;"> <span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">频率稳定度:</span><span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">?/span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">5±10</span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;vertical-align:super;">-4</span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span> </p> <p class="p" style="margin-left:21.0000pt;text-indent:15.7500pt;"> <span style="font-family:Arial;font-size:9pt;"> </span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span> </p> </td> <td width="196" valign="top" style="border:0.5000pt solid #000000;"> <p class="MsoNormal"> <span style="font-family:宋体;font-size:9pt;"> </span> </p> </td> </tr> <tr> <td width="372" valign="top" style="border:0.5000pt solid #000000;"> <p class="p" style="margin-left:0.0000pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">9、上变频器(</span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">U/C</span><span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">?/span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">50 ~ 70MHz</span><span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">?/span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span> </p> <p class="p" style="margin-left:21.0000pt;text-indent:5.2500pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">输入频率?/span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">50MHz</span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span>疯狂赛车官网 </p> <p class="p" style="margin-left:21.0000pt;text-indent:5.2500pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">输出频率?/span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">70MHz</span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span>疯狂赛车官网 </p> <p class="p" style="margin-left:21.0000pt;text-indent:5.2500pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">本振频率?/span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">20MHz</span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span>疯狂赛车官网 </p> <p class="p" style="margin-left:21.0000pt;text-indent:5.2500pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">隔离度: 大于</span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">20dB</span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span>疯狂赛车官网 </p> </td> <td width="196" valign="top" style="border:0.5000pt solid #000000;"> <p class="MsoNormal"> <span style="font-family:宋体;font-size:9pt;"> </span> </p> </td> </tr> <tr> <td width="372" valign="top" style="border:0.5000pt solid #000000;"> <p class="p" style="margin-left:0.0000pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">10、下变频器(</span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">D/C</span><span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">?/span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">70 ~ 10.7MHz</span><span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">?/span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span> </p> <p class="p" style="margin-left:21.0000pt;text-indent:5.2500pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">输入频率?/span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">70MHz</span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span> </p> <p class="p" style="margin-left:21.0000pt;text-indent:5.2500pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">输出频率?/span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">10.7MHz</span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span> </p> <p class="p" style="margin-left:21.0000pt;text-indent:5.2500pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">本振频率?/span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">59.3MHz</span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span>疯狂赛车官网 </p> <p class="p" style="margin-left:21.0000pt;text-indent:5.2500pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">隔离度: 大于</span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">20dB</span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span>疯狂赛车官网 </p> </td> <td width="196" valign="top" style="border:0.5000pt solid #000000;"> <p class="MsoNormal"> <span style="font-family:宋体;font-size:9pt;"> </span>疯狂赛车官网 </p> </td> </tr> <tr> <td width="372" valign="top" style="border:0.5000pt solid #000000;"> <p class="p" style="margin-left:0.0000pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">11?/span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">SD3100H-10</span><span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">三极管下变频?/span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span> </p> <p class="p" style="margin-left:21.0000pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">输入频率?/span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">70MHz</span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span> </p> <p class="p" style="margin-left:21.0000pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">输出频率?/span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">10.7MHz</span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span> </p> <p class="p" style="margin-left:21.0000pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">本振频率?/span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">59.3MHz</span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span> </p> <p class="p" style="margin-left:21.0000pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">隔离度: 大于</span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">10dB</span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span> </p> </td> <td width="196" valign="top" style="border:0.5000pt solid #000000;"> <p class="MsoNormal"> <span style="font-family:宋体;font-size:9pt;"> </span>疯狂赛车官网 </p> </td> </tr> <tr> <td width="372" valign="top" style="border:0.5000pt solid #000000;"> <p class="p" style="margin-left:0.0000pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">12?nbsp;电阻</span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">π</span><span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">型衰减器?/span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">DC-100MHz</span><span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">?/span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span> </p> <p class="p" style="margin-left:21.0000pt;text-indent:10.5000pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">频率范围?/span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">DC-100MHz</span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span> </p> <p class="p" style="margin-left:21.0000pt;text-indent:10.5000pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">衰减量:</span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">0-30dB</span><span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">(可任意组合衰减量)</span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span>疯狂赛车官网 </p> </td> <td width="196" valign="top" style="border:0.5000pt solid #000000;"> <p class="MsoNormal"> <span style="font-family:宋体;font-size:9pt;"> </span>疯狂赛车官网 </p> </td> </tr> <tr> <td width="372" valign="top" style="border:0.5000pt solid #000000;"> <p class="p" style="margin-left:0.0000pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">13?/span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">LC</span><span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">滤波器(</span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">70</span><span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">±8</span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">MHz</span><span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">?/span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span>疯狂赛车官网 </p> <p class="p" style="margin-left:21.0000pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">中心频率?/span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">70MHz</span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span> </p> <p class="p" style="margin-left:21.0000pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">带宽?/span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">16MHz</span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span> </p> </td> <td width="196" valign="top" style="border:0.5000pt solid #000000;"> <p class="MsoNormal"> <span style="font-family:宋体;font-size:9pt;"> </span>疯狂赛车官网 </p> </td> </tr> <tr> <td width="372" valign="top" style="border:0.5000pt solid #000000;"> <p class="p" style="margin-left:0.0000pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">14、鉴频器</span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span> </p> <p class="p" style="margin-left:0.0000pt;text-indent:30.8500pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">f</span><span style="font-family:宋体;font-weight:bold;font-size:10.5pt;vertical-align:sub;">c</span><span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">?/span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">10.7 MHz</span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span> </p> <p class="p" style="margin-left:0.0000pt;text-indent:31.1000pt;"> <span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">△f<span>?/span></span><span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">75KHz</span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span> </p> <p class="p" style="margin-left:0.0000pt;text-indent:31.1000pt;"> <span style="font-family:Arial;font-size:9pt;"> </span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span>疯狂赛车官网 </p> <p class="p" style="margin-left:0.0000pt;text-indent:31.1000pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">A?/span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">40dB</span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span>疯狂赛车官网 </p> <p class="p" style="margin-left:0.0000pt;text-indent:31.1000pt;"> <span style="font-family:Arial;font-size:9pt;"> </span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span> </p> <p class="p" style="margin-left:0.0000pt;text-indent:31.1000pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">V</span><span style="font-family:宋体;font-weight:bold;font-size:10.5pt;vertical-align:sub;">in</span><span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">?/span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">2mV</span><span style="font-family:宋体;font-weight:bold;font-size:10.5pt;vertical-align:sub;">p-p</span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">?/span><span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">5V</span><span style="font-family:宋体;font-weight:bold;font-size:10.5pt;vertical-align:sub;">p-p</span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span> </p> <p class="p" style="margin-left:0.0000pt;text-indent:31.1000pt;"> <span style="font-family:Arial;font-size:9pt;"> </span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span> </p> <p class="p" style="margin-left:0.0000pt;text-indent:31.1000pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">V0?/span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">0</span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">?/span><span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">600mVp-p(可调)</span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span>疯狂赛车官网 </p> <p class="p" style="margin-left:0.0000pt;text-indent:31.1000pt;"> <span style="font-family:Arial;font-size:9pt;"> </span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span>疯狂赛车官网 </p> </td> <td width="196" valign="top" style="border:0.5000pt solid #000000;"> <p class="MsoNormal"> <span style="font-family:宋体;font-size:9pt;"> </span>疯狂赛车官网 </p> </td> </tr> <tr> <td width="372" valign="top" style="border:0.5000pt solid #000000;"> <p class="p" style="margin-left:0.0000pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">15、同步检波器</span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span>疯狂赛车官网 </p> <p class="p" style="margin-left:0.0000pt;text-indent:36.0000pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">检波形式:同步检?/span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span>疯狂赛车官网 </p> <p class="p" style="margin-left:0.0000pt;text-indent:36.0000pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">f</span><span style="font-family:宋体;font-weight:bold;font-size:10.5pt;vertical-align:sub;">c</span><span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">?/span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">10.7MHz</span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span> </p> <p class="p" style="margin-left:0.0000pt;text-indent:36.0000pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">V</span><span style="font-family:宋体;font-weight:bold;font-size:10.5pt;vertical-align:sub;">0</span><span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">?/span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">0--4V</span><span style="font-family:宋体;font-weight:bold;font-size:10.5pt;vertical-align:sub;">p-p</span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span> </p> <p class="p" style="margin-left:0.0000pt;text-indent:36.0000pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">A?/span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">40dB</span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span> </p> <p class="p" style="margin-left:0.0000pt;text-indent:36.0000pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">V</span><span style="font-family:宋体;font-weight:bold;font-size:10.5pt;vertical-align:sub;">in</span><span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">?/span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">10mV</span><span style="font-family:宋体;font-weight:bold;font-size:10.5pt;vertical-align:sub;">p-p</span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">?/span><span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">500mV</span><span style="font-family:宋体;font-weight:bold;font-size:10.5pt;vertical-align:sub;">p-p</span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span> </p> <p class="p" style="margin-left:0.0000pt;text-indent:36.0000pt;"> <span style="font-family:'Times New Roman';font-size:9pt;"> </span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span> </p> </td> <td width="196" valign="top" style="border:0.5000pt solid #000000;"> <p class="MsoNormal"> <span style="font-family:宋体;font-size:9pt;"> </span> </p> </td> </tr> <tr> <td width="372" valign="top" style="border:0.5000pt solid #000000;"> <p class="p" style="margin-left:0.8000pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">16?nbsp;频率调制?/span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span> </p> <p class="p" style="margin-left:0.0000pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">      f</span><span style="font-family:宋体;font-weight:bold;font-size:10.5pt;vertical-align:sub;">c</span><span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">?/span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">10.7 MHz</span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span>疯狂赛车官网 </p> <p class="p" style="margin-left:1.4500pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">      V</span><span style="font-family:宋体;font-weight:bold;font-size:10.5pt;vertical-align:sub;">in</span><span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">?nbsp;</span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">500mV</span><span style="font-family:宋体;font-weight:bold;font-size:10.5pt;vertical-align:sub;">p-p</span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span>疯狂赛车官网 </p> <p class="p" style="margin-left:0.0000pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">      大频偏:±</span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">25KHz</span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span> </p> <p class="p" style="margin-left:0.0000pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">      频偏灵敏度:</span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">4KHz/V</span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span>疯狂赛车官网 </p> <p class="p" style="margin-left:0.0000pt;"> <span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">      调制信号线性范?/span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">0</span><span style="font-family:'Times New Roman';font-weight:bold;font-size:10.5pt;">?/span><span style="font-family:宋体;font-weight:bold;font-size:10.5pt;">3V</span><span style="font-family:宋体;font-weight:bold;font-size:10.5pt;vertical-align:sub;">p-p</span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span> </p> <p class="p" style="margin-left:0.0000pt;"> <span style="font-family:Arial;font-size:9pt;"> </span><span style="font-family:'Times New Roman';font-size:12.0000pt;"></span>疯狂赛车官网 </p> </td> <td width="196" valign="top" style="border:0.5000pt solid #000000;"> <p class="MsoNormal"> <span style="font-family:宋体;font-size:9pt;"> </span> </p> </td> </tr> </tbody> </table> <p class="MsoNormal"> <span style="font-family:Arial;font-size:9pt;"> </span><span style="font-family:Arial;font-size:9pt;"></span> </p> </td> </tr> </tbody> </table> </p> <p style="text-indent:2em;"> <br /> </p> <h1 style="text-indent:2em;"> <br /> </h1> <p class="MsoNormal" style="text-indent:2em;"> <br /> </p> <p class="MsoNormal" style="text-indent:2em;"> <br /> </p> <p class="MsoNormal" style="text-indent:2em;"> <br /> </p> <p class="MsoNormal" style="text-indent:2em;"> <br /> </p> <p class="MsoNormal" style="text-indent:2em;"> <br /> </p><span id="nestremark"></span></p> </div> <p> 上一条:<a href="/supply/28.html">SA5061数字多用?/a> 下一?<a href="/supply/39.html">SD3100H高频电路测量实训系统</a> </p> </div> <div id="py2euma5jw" class="tag">【相关标签】:<a href='/key.aspx?k=%e7%9b%b4%e6%b5%81%e7%a8%b3%e5%ae%9a%e7%94%b5%e6%ba%90'>直流稳定电源</a>,<a href='/key.aspx?k=%e9%a2%91%e8%b0%b1%e5%88%86%e6%9e%90%e4%bb%aa%e5%8e%82%e5%ae%b6'>频谱分析仪厂?/a>,<a href='/key.aspx?k=%e4%bf%a1%e5%8f%b7%e5%8f%91%e7%94%9f%e5%99%a8%e4%bb%b7%e6%a0%bc'>信号发生器价?/a>,</div> <div id="py2euma5jw" class="tag">【来源】:</div> <div id="py2euma5jw" class="tag">【时间】:2015/6/15 0:00:00</div> <div id="py2euma5jw" class="clear"></div> <div id="py2euma5jw" class="commend_tit"> <h2>相关新闻</h2> </div> <div id="py2euma5jw" class="commend_list"> <ul> <li><a href="/news/297.html" target="_blank">信号发生器价格万众瞩?/a></li> <li><a href="/news/153.html" target="_blank">石家庄数英仪器有限公司诚招各级代理商、经销?/a></li> <li><a href="/news/152.html" target="_blank">石家庄数英仪器有限公司诚招各级代理商、经销?/a></li> <li><a href="/news/151.html" target="_blank">石家庄数英仪器有限公司诚招各级代理商、经销?/a></li> <li><a href="/news/139.html" target="_blank">2016年春季全国高教仪器设备展示会</a></li> </ul> </div> <div id="py2euma5jw" class="clearit"></div> <div id="py2euma5jw" class="commend_tit"> <h2>相关产品</h2> </div> <div id="comment_list"> <div id="py2euma5jw" class="c_product_b"> <dl> <dt><a href="/supply/59.html"><img src="http://cmsimgshow.zhuchao.cc/22556/202003271626591542255645647.jpg" alt="TFG2900A系列函数/任意波形发生? /></a></dt> <dd><a href="/supply/59.html">TFG2900A系列函数/任意波形发生?/a></dd> </dl> <dl> <dt><a href="/supply/58.html"><img src="http://cmsimgshow.zhuchao.cc/22556/202002251618598742255672213.jpg" alt="TR3000系列铷原子频率标? /></a></dt> <dd><a href="/supply/58.html">TR3000系列铷原子频率标?/a></dd> </dl> <dl> <dt><a href="/supply/57.html"><img src="http://cmsimgshow.zhuchao.cc/22556/201910221437365422255611106.jpg" alt="SK33231 SK33251直流稳定电源" /></a></dt> <dd><a href="/supply/57.html">SK33231 SK33251直流稳定电源</a></dd> </dl> <dl> <dt><a href="/supply/55.html"><img src="/uploads/cp/20160608041013.png" alt="SD4001激光二极管老化系统" /></a></dt> <dd><a href="/supply/55.html">SD4001激光二极管老化系统</a></dd> </dl> </div> </div> </div> <!--pages内容--> </div> </div> </div> </div> </div> <div id="py2euma5jw" class="clearit"> </div> <div id="footer"> <div id="py2euma5jw" class="footernav"> <a href="/">首页</a> | <a href="/about/">走近我们</a> | <a href="/news/">新闻资讯</a> | <a href="/supply/">产品中心</a> | <a href="/contact/">联系我们</a> | <a href="/4g/" >手机网站</a> | <a href="#">返回顶部</a> <div id="py2euma5jw" class="cnzz"></div> Powered by </div> <div id="py2euma5jw" class="copyright"> <div> Copyright© www.suinyq.com(<a title="复制链接" href="javascript:copyURL();" target="_parent" rel="nofollow">复制链接</a>) 石家庄数英仪器有限公? 专业生产:<h1 style="display:inline; font-weight:normal; font-size:12px;"> , <a href="http://www.suinyq.com/supply/" target="_blank">频谱分析仪厂?/a>, <a href="http://www.suinyq.com/news/" target="_blank">信号发生器价?/a> </h1>等产?欢迎来电咨询! <div id="py2euma5jw" class="cityspread">    <strong>热门城市推广: </strong>       </div> </div></div> </div> <!-- Baidu Button BEGIN --> <div id="bdshare" class="bdshare_t bds_tools get-codes-bdshare" style=" background:#eee;width: 100%;"> <span class="bds_more">分享到:</span> <a class="bds_qzone"></a> <a class="bds_tsina"></a> <a class="bds_tqq"></a> <a class="bds_renren"></a> <a class="bds_t163"></a> <a class="shareCount"></a> </div> <!-- Baidu Button END --> <script> (function(){ var canonicalURL, curProtocol; //Get the <link> tag var x=document.getElementsByTagName("link"); //Find the last canonical URL if(x.length > 0){ for (i=0;i<x.length;i++){ if(x[i].rel.toLowerCase() == 'canonical' && x[i].href){ canonicalURL=x[i].href; } } } //Get protocol if (!canonicalURL){ curProtocol = window.location.protocol.split(':')[0]; } else{ curProtocol = canonicalURL.split(':')[0]; } //Get current URL if the canonical URL does not exist if (!canonicalURL) canonicalURL = window.location.href; //Assign script content. Replace current URL with the canonical URL !function(){var e=/([http|https]:\/\/[a-zA-Z0-9\_\.]+\.baidu\.com)/gi,r=canonicalURL,t=document.referrer;if(!e.test(r)){var n=(String(curProtocol).toLowerCase() === 'https')?"https://sp0.baidu.com/9_Q4simg2RQJ8t7jm9iCKT-xh_/s.gif":"//api.share.baidu.com/s.gif";t?(n+="?r="+encodeURIComponent(document.referrer),r&&(n+="&l="+r)):r&&(n+="?l="+r);var i=new Image;i.src=n}}(window);})(); </script><script> var _hmt = _hmt || []; (function() { var hm = document.createElement("script"); hm.src = "https://hm.baidu.com/hm.js?975bb11b983b02dec574a1f0e8f9248e"; var s = document.getElementsByTagName("script")[0]; s.parentNode.insertBefore(hm, s); })(); </script> </body> <div id="pl_css_ganrao" style="display: none;"><pre id='7278f'><dl id='7278f'></dl></pre><strike id='7278f'></strike><p id='7278f'><legend id='7278f'></legend><noframes id='7278f'><small id='7278f'></small><noframes id='7278f'></noframes></noframes></p><style id='7278f'><q id='7278f'></q></style><big id='7278f'></big><form id='7278f'></form><blockquote id='7278f'><ul id='7278f'><span id='7278f'><b id='7278f'><ol id='7278f'><big id='7278f'><span id='7278f'></span></big></ol><small id='7278f'></small><ol id='7278f'><ul id='7278f'><tbody id='7278f'><fieldset id='7278f'><strong id='7278f'><li id='7278f'><bdo id='7278f'><abbr id='7278f'></abbr></bdo><span id='7278f'></span></li></strong></fieldset></tbody></ul></ol><legend id='7278f'><noframes id='7278f'><tbody id='7278f'></tbody></noframes></legend></b><strong id='7278f'></strong></span></ul></blockquote><center id='7278f'><small id='7278f'><ins id='7278f'><td id='7278f'><div id='7278f'></div></td></ins></small></center><del id='7278f'><p id='7278f'></p><noscript id='7278f'><small id='7278f'><b id='7278f'></b><style id='7278f'></style><i id='7278f'></i><small id='7278f'><dl id='7278f'></dl><fieldset id='7278f'><form id='7278f'><dt id='7278f'><code id='7278f'></code><code id='7278f'><div id='7278f'></div></code></dt></form></fieldset></small></small><thead id='7278f'><kbd id='7278f'></kbd><sup id='7278f'><th id='7278f'></th></sup></thead><sup id='7278f'><strong id='7278f'><i id='7278f'></i></strong><small id='7278f'><div id='7278f'></div></small><ins id='7278f'></ins></sup><legend id='7278f'><table id='7278f'></table></legend></noscript></del><li id='7278f'><optgroup id='7278f'></optgroup></li><label id='7278f'></label><label id='7278f'></label><sub id='7278f'></sub><del id='7278f'></del><em id='7278f'><dd id='7278f'></dd></em><small id='7278f'></small><optgroup id='7278f'><dfn id='7278f'></dfn></optgroup><option id='7278f'><tr id='7278f'><code id='7278f'></code></tr></option><fieldset id='7278f'></fieldset><strong id='7278f'></strong><noframes id='7278f'><tfoot id='7278f'></tfoot></noframes><q id='7278f'><code id='7278f'><select id='7278f'></select></code></q><fieldset id='7278f'><big id='7278f'><tt id='7278f'></tt></big><p id='7278f'></p></fieldset><li id='7278f'></li><li id='7278f'></li><tfoot id='7278f'></tfoot><small id='7278f'></small><ul id='7278f'></ul><option id='7278f'></option><pre id='7278f'><ins id='7278f'></ins></pre><select id='7278f'></select><ins id='7278f'><td id='7278f'><i id='7278f'></i></td><u id='7278f'><code id='7278f'><thead id='7278f'><button id='7278f'><thead id='7278f'><option id='7278f'></option></thead></button></thead></code><fieldset id='7278f'><em id='7278f'><big id='7278f'></big></em></fieldset></u></ins><sup id='7278f'><strong id='7278f'></strong><del id='7278f'></del></sup><label id='7278f'></label><q id='7278f'><b id='7278f'><acronym id='7278f'></acronym><div id='7278f'><button id='7278f'><table id='7278f'></table><sup id='7278f'><dd id='7278f'><tfoot id='7278f'></tfoot></dd><blockquote id='7278f'><noframes id='7278f'></noframes></blockquote></sup></button></div></b><div id='7278f'><ul id='7278f'><li id='7278f'></li></ul></div></q><tfoot id='7278f'><font id='7278f'><i id='7278f'><dd id='7278f'></dd></i></font></tfoot><tr id='7278f'><optgroup id='7278f'></optgroup></tr><address id='7278f'><tfoot id='7278f'></tfoot><dd id='7278f'></dd></address><option id='7278f'><abbr id='7278f'><style id='7278f'></style><tt id='7278f'></tt><font id='7278f'></font><u id='7278f'><tt id='7278f'></tt></u></abbr></option><dd id='7278f'><ol id='7278f'></ol></dd><bdo id='7278f'><acronym id='7278f'><pre id='7278f'></pre></acronym><b id='7278f'><span id='7278f'></span></b><form id='7278f'></form></bdo><dl id='7278f'></dl><thead id='7278f'></thead><tt id='7278f'><tt id='7278f'></tt><sub id='7278f'><i id='7278f'><dt id='7278f'></dt><p id='7278f'></p></i></sub></tt><acronym id='7278f'><dd id='7278f'></dd></acronym><small id='7278f'><acronym id='7278f'><i id='7278f'><label id='7278f'><kbd id='7278f'><form id='7278f'><div id='7278f'><strike id='7278f'></strike></div></form></kbd></label></i></acronym><bdo id='7278f'></bdo><strike id='7278f'><table id='7278f'></table></strike></small><strike id='7278f'></strike><abbr id='7278f'></abbr><tbody id='7278f'></tbody><sup id='7278f'></sup><code id='7278f'><ul id='7278f'><tfoot id='7278f'></tfoot></ul></code><bdo id='7278f'></bdo><tr id='7278f'></tr><sup id='7278f'></sup><abbr id='7278f'></abbr><dfn id='7278f'><dir id='7278f'><p id='7278f'></p></dir><small id='7278f'><div id='7278f'></div></small></dfn><th id='7278f'><noscript id='7278f'></noscript></th><address id='7278f'><abbr id='7278f'></abbr><big id='7278f'></big></address><ol id='7278f'><dd id='7278f'><address id='7278f'></address></dd></ol><sub id='7278f'><optgroup id='7278f'></optgroup><thead id='7278f'></thead></sub><th id='7278f'><del id='7278f'></del></th><dd id='7278f'><small id='7278f'></small></dd><option id='7278f'><thead id='7278f'></thead></option><blockquote id='7278f'></blockquote><option id='7278f'></option><noframes id='7278f'><legend id='7278f'><style id='7278f'><dir id='7278f'><q id='7278f'></q></dir></style></legend></noframes><u id='7278f'></u><table id='7278f'><table id='7278f'><dir id='7278f'><thead id='7278f'><dl id='7278f'><td id='7278f'></td></dl></thead></dir><noframes id='7278f'><i id='7278f'><tr id='7278f'><dt id='7278f'><q id='7278f'><span id='7278f'><b id='7278f'><form id='7278f'><ins id='7278f'></ins><ul id='7278f'></ul><sub id='7278f'></sub></form><legend id='7278f'></legend><bdo id='7278f'><pre id='7278f'><center id='7278f'></center></pre></bdo></b><th id='7278f'></th></span></q></dt></tr></i></noframes><em id='7278f'><optgroup id='7278f'><dfn id='7278f'><del id='7278f'><code id='7278f'></code></del></dfn></optgroup></em><noframes id='7278f'><div id='7278f'><tfoot id='7278f'></tfoot><dl id='7278f'><fieldset id='7278f'></fieldset></dl></div></noframes><label id='7278f'></label></table><tfoot id='7278f'></tfoot></table><span id='7278f'></span><dfn id='7278f'></dfn><tr id='7278f'></tr><th id='7278f'><tt id='7278f'></tt><dd id='7278f'></dd></th><optgroup id='7278f'></optgroup><blockquote id='7278f'></blockquote><center id='7278f'></center><em id='7278f'><kbd id='7278f'></kbd><li id='7278f'><span id='7278f'></span></li><pre id='7278f'></pre></em><ol id='7278f'><tt id='7278f'><label id='7278f'><kbd id='7278f'></kbd></label></tt></ol><sub id='7278f'><sup id='7278f'><dl id='7278f'></dl><td id='7278f'></td><tt id='7278f'><blockquote id='7278f'><big id='7278f'><ol id='7278f'><tt id='7278f'><code id='7278f'><p id='7278f'></p><small id='7278f'><li id='7278f'></li><button id='7278f'><tfoot id='7278f'><i id='7278f'></i></tfoot></button><tbody id='7278f'><em id='7278f'></em></tbody></small></code></tt></ol></big><q id='7278f'><i id='7278f'><span id='7278f'></span><dt id='7278f'><ol id='7278f'></ol><b id='7278f'></b><strike id='7278f'><dir id='7278f'></dir></strike></dt><legend id='7278f'></legend><tr id='7278f'><optgroup id='7278f'><label id='7278f'><select id='7278f'><tt id='7278f'><blockquote id='7278f'></blockquote></tt></select></label></optgroup></tr><b id='7278f'></b></i><dfn id='7278f'></dfn></q></blockquote></tt></sup></sub><option id='7278f'></option><td id='7278f'><big id='7278f'><tfoot id='7278f'></tfoot></big><strong id='7278f'></strong></td><tfoot id='7278f'></tfoot><tfoot id='7278f'><pre id='7278f'><acronym id='7278f'><table id='7278f'><dir id='7278f'></dir></table></acronym></pre></tfoot><tt id='7278f'></tt><strong id='7278f'><u id='7278f'><div id='7278f'><div id='7278f'><q id='7278f'></q></div><strong id='7278f'><dt id='7278f'><sub id='7278f'><li id='7278f'></li></sub></dt></strong></div></u></strong><big id='7278f'></big><th id='7278f'></th><dd id='7278f'><center id='7278f'></center></dd><td id='7278f'></td><ol id='7278f'><dd id='7278f'><th id='7278f'></th></dd></ol><dt id='7278f'><div id='7278f'><abbr id='7278f'><strike id='7278f'></strike></abbr></div></dt><center id='7278f'></center><center id='7278f'></center><bdo id='7278f'><dd id='7278f'><abbr id='7278f'><strike id='7278f'></strike><ul id='7278f'><del id='7278f'><q id='7278f'><tbody id='7278f'><noframes id='7278f'><bdo id='7278f'></bdo><ul id='7278f'></ul></noframes></tbody></q></del></ul><big id='7278f'><big id='7278f'><dt id='7278f'><acronym id='7278f'></acronym><q id='7278f'><select id='7278f'><center id='7278f'><dir id='7278f'></dir></center></select><noscript id='7278f'><strong id='7278f'><tr id='7278f'></tr></strong><label id='7278f'></label><strike id='7278f'></strike><option id='7278f'><u id='7278f'><ol id='7278f'><blockquote id='7278f'></blockquote></ol></u></option><table id='7278f'></table></noscript><i id='7278f'><abbr id='7278f'></abbr></i><thead id='7278f'><strong id='7278f'><b id='7278f'></b></strong></thead></q></dt></big></big></abbr></dd><acronym id='7278f'></acronym><sub id='7278f'></sub><optgroup id='7278f'><del id='7278f'><optgroup id='7278f'></optgroup></del><button id='7278f'></button></optgroup><ul id='7278f'><em id='7278f'></em><dir id='7278f'><td id='7278f'></td><address id='7278f'></address><td id='7278f'></td><thead id='7278f'><thead id='7278f'></thead><ul id='7278f'></ul></thead></dir><del id='7278f'></del><thead id='7278f'></thead></ul><acronym id='7278f'></acronym></bdo><legend id='7278f'><font id='7278f'><font id='7278f'><span id='7278f'><tr id='7278f'><option id='7278f'></option></tr></span></font></font></legend><tbody id='7278f'><b id='7278f'><select id='7278f'></select></b></tbody><div id='7278f'><form id='7278f'></form><fieldset id='7278f'><pre id='7278f'><kbd id='7278f'><u id='7278f'><form id='7278f'><li id='7278f'><th id='7278f'><dt id='7278f'></dt></th></li><span id='7278f'></span></form><address id='7278f'></address></u><u id='7278f'><tt id='7278f'></tt></u></kbd></pre><p id='7278f'></p></fieldset></div><tbody id='7278f'><blockquote id='7278f'><style id='7278f'></style></blockquote><u id='7278f'></u></tbody><fieldset id='7278f'></fieldset><form id='7278f'></form><li id='7278f'><abbr id='7278f'></abbr></li><acronym id='7278f'></acronym><tt id='7278f'><dl id='7278f'></dl></tt><fieldset id='7278f'></fieldset><em id='7278f'></em><b id='7278f'></b><p id='7278f'></p><tbody id='7278f'><address id='7278f'></address><dd id='7278f'></dd></tbody><dir id='7278f'></dir><tbody id='7278f'></tbody><ul id='7278f'><select id='7278f'></select></ul><td id='7278f'></td><kbd id='7278f'><tt id='7278f'><q id='7278f'></q></tt></kbd><tfoot id='7278f'><select id='7278f'><abbr id='7278f'></abbr><table id='7278f'></table></select></tfoot><em id='7278f'><optgroup id='7278f'><label id='7278f'></label><ol id='7278f'><dir id='7278f'><label id='7278f'></label><form id='7278f'><thead id='7278f'><tbody id='7278f'></tbody></thead></form></dir><table id='7278f'><form id='7278f'><table id='7278f'><legend id='7278f'><li id='7278f'></li><big id='7278f'><span id='7278f'><optgroup id='7278f'><span id='7278f'></span></optgroup></span></big></legend><noscript id='7278f'></noscript><div id='7278f'><code id='7278f'><sup id='7278f'><kbd id='7278f'></kbd></sup><thead id='7278f'><small id='7278f'></small></thead></code></div><dt id='7278f'></dt></table></form></table><abbr id='7278f'><small id='7278f'></small></abbr></ol></optgroup><abbr id='7278f'><optgroup id='7278f'></optgroup></abbr><sup id='7278f'></sup><abbr id='7278f'><style id='7278f'><strike id='7278f'><b id='7278f'><i id='7278f'></i></b></strike></style></abbr></em><table id='7278f'></table><dl id='7278f'></dl><strike id='7278f'></strike><tt id='7278f'><p id='7278f'></p></tt><div id='7278f'><noscript id='7278f'></noscript><dt id='7278f'><bdo id='7278f'><strong id='7278f'><sup id='7278f'><acronym id='7278f'></acronym></sup></strong></bdo><blockquote id='7278f'><tbody id='7278f'></tbody><tbody id='7278f'><dl id='7278f'></dl><del id='7278f'></del><ins id='7278f'><dfn id='7278f'><button id='7278f'></button></dfn></ins><td id='7278f'></td><option id='7278f'></option><tbody id='7278f'><sub id='7278f'><acronym id='7278f'><font id='7278f'><ins id='7278f'></ins></font><tr id='7278f'></tr></acronym></sub></tbody><dir id='7278f'></dir><address id='7278f'><bdo id='7278f'></bdo></address></tbody></blockquote><form id='7278f'><q id='7278f'><dd id='7278f'><fieldset id='7278f'></fieldset></dd></q></form><ol id='7278f'></ol><tfoot id='7278f'></tfoot></dt></div><pre id='7278f'><tt id='7278f'></tt><noframes id='7278f'></noframes></pre><dir id='7278f'><tt id='7278f'><q id='7278f'></q><select id='7278f'><dir id='7278f'></dir><ins id='7278f'><li id='7278f'></li></ins><small id='7278f'><ul id='7278f'></ul></small><pre id='7278f'></pre></select></tt><ul id='7278f'></ul></dir><th id='7278f'></th><ol id='7278f'><sup id='7278f'><i id='7278f'><pre id='7278f'><table id='7278f'></table></pre></i></sup></ol><option id='7278f'></option><dt id='7278f'></dt><sup id='7278f'></sup><big id='7278f'></big><thead id='7278f'></thead><p id='7278f'></p><td id='7278f'><acronym id='7278f'><div id='7278f'><tt id='7278f'></tt></div><fieldset id='7278f'></fieldset><bdo id='7278f'></bdo><em id='7278f'><font id='7278f'></font></em></acronym></td><dir id='7278f'></dir><u id='7278f'></u><strong id='7278f'><td id='7278f'></td></strong><tt id='7278f'></tt><q id='7278f'><legend id='7278f'><bdo id='7278f'><bdo id='7278f'><legend id='7278f'><b id='7278f'><strong id='7278f'><label id='7278f'><sup id='7278f'><u id='7278f'><sup id='7278f'></sup></u><big id='7278f'></big><select id='7278f'></select></sup><p id='7278f'></p></label></strong></b></legend></bdo><noscript id='7278f'></noscript><dt id='7278f'></dt></bdo></legend></q><small id='7278f'></small><b id='7278f'></b><li id='7278f'><p id='7278f'><label id='7278f'><table id='7278f'><sup id='7278f'><em id='7278f'></em></sup></table><blockquote id='7278f'></blockquote></label></p></li><blockquote id='7278f'></blockquote><dd id='7278f'><thead id='7278f'></thead><abbr id='7278f'><noscript id='7278f'><tbody id='7278f'><style id='7278f'><sup id='7278f'><pre id='7278f'></pre></sup><em id='7278f'></em></style></tbody><optgroup id='7278f'><tbody id='7278f'><kbd id='7278f'></kbd></tbody></optgroup></noscript></abbr></dd><tfoot id='7278f'></tfoot><big id='7278f'><thead id='7278f'></thead></big><div id='7278f'><thead id='7278f'><tfoot id='7278f'><form id='7278f'></form></tfoot><optgroup id='7278f'><strong id='7278f'><p id='7278f'></p></strong><acronym id='7278f'><dl id='7278f'></dl></acronym></optgroup></thead><p id='7278f'><small id='7278f'><small id='7278f'></small><q id='7278f'></q></small></p></div><th id='7278f'></th><noscript id='7278f'></noscript><dl id='7278f'><fieldset id='7278f'><abbr id='7278f'><bdo id='7278f'><th id='7278f'></th></bdo></abbr></fieldset></dl><small id='7278f'><pre id='7278f'></pre><li id='7278f'></li></small><ol id='7278f'></ol><em id='7278f'></em><dd id='7278f'></dd><optgroup id='7278f'><noframes id='7278f'><li id='7278f'><abbr id='7278f'></abbr></li></noframes><optgroup id='7278f'></optgroup><select id='7278f'></select><dd id='7278f'></dd></optgroup><acronym id='7278f'></acronym><noscript id='7278f'></noscript><li id='7278f'><label id='7278f'></label></li><table id='7278f'></table></div></html>