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<th width="19%" height="24">产品名称Q?/th> <td width="81%"><span id="nesttitle">SF1808低相噪时间频率标?/span></td> </tr> <tr> <th height="24">产品型号Q?/th> <td></td> </tr> <tr> <th height="24" >产品介:</th> <td><p></p></td> </tr> </table> </div></td> </tr> </table> <div class="content" > <h2><span>详细说明</span></h2> <div class="detail"> <p style="line-height:24px;"><p> <p> <span style="line-height:2;font-size:14px;"><a target="_blank">SF1808低相噪时间频率标?/a></span> </p> <p> <span style="line-height:2;font-size:14px;">主要特点</span> </p> <p> <span style="line-height:2;font-size:14px;">?选用低相噪、低漂移的恒温高Ex振OCXO和高_ֺ授时型GPS接收?/span> </p> <p> <span style="line-height:2;font-size:14px;">?采用GPS频率控技术,Ҏ体振荡器的输出频率进行精密测量与校准</span> </p> <p> <span style="line-height:2;font-size:14px;">?GPS驯服晶振的输出频率精度同步在GPSpȝ上,准确度优?×10-12</span> </p> <p> <span style="line-height:2;font-size:14px;">?提供高精度的频率信号Q同时具有十分优良的短期E_性和低的相位噪?/span> </p> </p> <p> <sup></sup> </p> <p> <span style="line-height:2;font-size:14px;">主要技术指标:</span> </p> <p> <table style="width:100%;" cellpadding="2" cellspacing="0" border="1" bordercolor="#000000"> <tbody> <tr> <td> <span style="line-height:2;font-size:14px;">输出频率</span> </td> <td> <span style="line-height:2;font-size:14px;">10MHz 8路BNC  正u? A?dBm 输出L 50Ω</span> </td> </tr> <tr> <td> <span style="line-height:2;font-size:14px;">准确?/span> </td> <td> <p> <span style="line-height:2;font-size:14px;">Q?×</span><span style="color:#333333;font-family:arial;font-size:14px;line-height:2;background-color:#FFFFFF;">10 </span><sup><span style="line-height:2;font-size:14px;">-12</span></sup><span style="line-height:2;font-size:14px;">  (GPS锁定,24时q_?Q<5×</span><span style="color:#333333;font-family:arial;font-size:14px;line-height:2;background-color:#FFFFFF;">10 </span><sup><span style="line-height:2;font-size:14px;">-11</span></sup><span style="font-size:14px;line-height:2;">QGPS锁定Q?时后)Q<1×</span><span style="font-size:14px;line-height:2;color:#333333;font-family:arial;background-color:#FFFFFF;">10 </span><sup><span style="font-size:14px;line-height:2;">-10</span></sup><span style="color:#333333;font-family:arial;font-size:14px;line-height:2;">QGPS断开Q保?4时内)</span> </p> </td> </tr> <tr> <td> <span style="line-height:2;font-size:14px;">E_?/span> </td> <td> <span style="line-height:2;font-size:14px;">20ms Q?</span><span style="line-height:2;font-size:14px;">×</span><span style="color:#333333;font-family:arial;font-size:14px;line-height:2;background-color:#FFFFFF;">10 </span><sup><span style="line-height:2;font-size:14px;">-11</span></sup><span style="vertical-align:super;"><span style="font-size:12px;line-height:1.5;"><span style="line-height:2;font-size:14px;">Q?00ms Q?×</span><span style="color:#333333;font-family:arial;font-size:14px;line-height:2;background-color:#FFFFFF;">10 </span><sup><span style="line-height:2;font-size:14px;">-11</span></sup><span></span><span style="line-height:2;font-size:14px;">Q?s Q?×</span><span style="color:#333333;font-family:arial;font-size:14px;line-height:2;background-color:#FFFFFF;">10 </span><sup><span style="line-height:2;font-size:14px;">-12</span></sup><span style="line-height:2;font-size:14px;">Q?0s Q?×</span><span style="color:#333333;font-family:arial;font-size:14px;line-height:2;background-color:#FFFFFF;">10 </span><sup><span style="line-height:2;font-size:14px;">-12</span></sup><span style="line-height:2;font-size:14px;">Q?00s Q?×</span><span style="color:#333333;font-family:arial;font-size:14px;line-height:2;background-color:#FFFFFF;">10 </span><sup><span style="line-height:2;font-size:14px;">-12</span></sup><span style="line-height:2;font-size:14px;">Q长E?/span></span><span style="font-size:12px;line-height:1.5;"><span style="line-height:2;font-size:14px;">Q?</span><span style="line-height:2;font-size:14px;">×</span><span style="color:#333333;font-family:arial;font-size:14px;line-height:2;background-color:#FFFFFF;">10 </span><sup><span style="line-height:2;font-size:14px;">-11</span></sup></span></span><sup><br /> </sup> </td> </tr> <tr> <td> <span style="line-height:2;font-size:14px;">怽噪声</span> </td> <td> <span style="line-height:2;font-size:14px;">10Hz  Q﹣125 dBc/HzQ?/span><span style="line-height:2;font-size:14px;">100Hz  </span><span style="line-height:2;font-size:14px;">Q?/span><span><span style="line-height:2;font-size:14px;">H?35 dBc/HzQ?/span><span style="line-height:2;font-size:14px;">1kHz  </span><span style="line-height:2;font-size:14px;">Q?/span><span style="line-height:2;font-size:14px;">H?40 dBc/Hz</span><span style="line-height:2;font-size:14px;">Q?/span><span style="line-height:2;font-size:14px;">10kHz  </span><span style="line-height:2;font-size:14px;">Q?/span><span style="line-height:2;font-size:14px;">H?50 dBc/Hz</span><span></span></span> </td> </tr> <tr> <td> <span style="line-height:2;font-size:14px;">谱L</span> </td> <td> <span style="line-height:2;font-size:14px;">Q?/span><span style="line-height:2;font-size:14px;">H?0 dBc</span><br /> </td> </tr> <tr> <td> <span style="line-height:2;font-size:14px;">路间隔离?/span> </td> <td> <span style="line-height:2;font-size:14px;">?0dB</span><br /> </td> </tr> <tr> <td> <span style="line-height:2;font-size:14px;">输出IRIG-B?DC?/span> </td> <td> <span style="line-height:2;font-size:14px;">8?三芯航空插 RS422电^Q符合<GJB 2991A-2008  IRIG-B旉码接口中端通用规范Q关于Ⅲ型B码终端的规定</span> </td> </tr> <tr> <td> <span style="line-height:2;font-size:14px;">输出1 PPS</span> </td> <td> <span style="line-height:2;font-size:14px;">1?BNC TTL 电^Q输出抗?0ΩQ定时精?0nsQ? œQ,脉冲宽度10μsQ抖?50psQ上升沿Q?0nsQ保持精度?</span><span style="line-height:2;font-size:14px;">μsQ?4时Q?/span> </td> </tr> <tr> <td> <span style="line-height:2;font-size:14px;">OCXO老化?/span> </td> <td> <span style="font-size:14px;line-height:2;">1×</span><span style="font-size:14px;line-height:2;color:#333333;font-family:arial;background-color:#FFFFFF;">10 </span><sup><span style="font-size:14px;line-height:2;">-10</span></sup><span style="line-height:2;font-size:14px;">Q连l工?天后Q?/span> </td> </tr> <tr> <td> <span style="line-height:2;font-size:14px;">监控接口</span> </td> <td> <span style="line-height:2;font-size:14px;">1路监控GPS状态和pȝ信息串行接口</span> </td> </tr> <tr> <td> <span style="line-height:2;font-size:14px;">传输方式</span> </td> <td> <span style="line-height:2;font-size:14px;">RS-422</span> </td> </tr> <tr> <td> <span style="line-height:2;font-size:14px;">GPS接收?/span> </td> <td> <span style="line-height:2;font-size:14px;">12 通道L1 C/A码,授时_ֺ50ns</span> </td> </tr> <tr> <td> <span style="line-height:2;font-size:14px;">外Ş寸/重量</span> </td> <td> <span style="line-height:2;font-size:14px;">420×88×360mmQ?UQ?U?.5kg</span> </td> </tr> </tbody> </table> </p><span id="nestremark"></span></p> </div> <p> 上一条:<a href="/supply/46.html">TFG8120低噪音频率合成器</a> 下一?<a 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