提供頻率與周期量測在高頻與低頻，均具高解析度頻率范圍：0.01Hz～1.3GHz高感度：10mVrms1Hz檔解析度：100nHz可調式觸發(fā)準位控制顯示鎖定功能顯示8位數withHz,kHz,MHz,GHz,S,mS, S,nSandoverflowGateTimeContinuouslyvaryfrom10mSto10S,or1periodofinputdependingonwhicheverisgreater準確度 (Resolution Timebaseerror)頻道A 范圍DC耦合0.01Hz～120MHz；AC耦合30Hz～120MHz感度10mVrmstypical；50mVrmsmax耦合ACorDCswitchable濾波器Lowpass,switchableinoroutforchannelA.-3dBpointofnominally100kHz阻抗1M //40pF衰減器x20dB觸發(fā)準位調整-2.5VDCto+2.5VDC解析度Themaximumresolutionforfrequencymeasurementis100nHzfor1Hzand0.1Hzfor100MHzinputrespectively,andforperiPeriod8nSto100Satleast7digitsdisplayedRangeforpersecondofgatetime頻道B: 范圍50MHzto1.3GHz感度 40mVrms(10mVrmstypical)耦合AConly時基 AgingRate1ppm,perMonth溫度5ppm23 C 5 C電源變化 0.005ppmfor 10%變化使用電源AC100V/120V/220V/240V 10%,50/60Hz