1)在Front panel按Frequency/Channel->Center Freq设置合适的中心频率：如867.5MHz;
2)在Front panel按Span->Span(Hz)设置合适的带宽范围：如2Mhz;
3)在Front panel按Amplitude->Ref Level(dBm)设置合适的参考功率如30dBm;
4)在Front panel按Acquisition/Analysis->Acquisition Length(s)设置合适的采集时间：如200ms;
5)在Front panel按Trig->Mode->Triggerd;
                     ->Repeat->Continous;
                     ->source->Power(Span BW)选择设置功率触发条件；转入步骤5.1
                             ->Freq Mask选择进行触发模板方式；转入步骤5.2

5.1)                         ->Level(dBfs)选择设置合适功率级别如-10dBm;
                             ->Slope选择波形的触发方式如：Rise; 转入步骤6

5.2)                         ->Define Mask用鼠标在屏幕上选择合适的触发区域；
                             ->Slope选择进入区域的触发方式如In; 转入步骤6

6)                    ->Go to page2->Save on Trigger->ON
                                   ->Save Count->ON
                                   ->Sace Count Limit设置合适的计数值如100
7）在Front panel按Run/Stop键，屏幕右上角出现Ready状态，系统已准备开始捕获信号。

举报