特點:1)提供頻率、周期與RPM量測;2)微電腦控制;3)在高頻與低頻,均具高分辨率;4)頻率范圍:0.01Hz~1.3GHz;5)高感度:10mVrms;6)1Hz檔分辨率:100nHz;7)5PPM高穩定時基;8)自我偵測診斷;9)可調式觸發準位控制;10)顯示鎖定功能;技術參數:顯示 8位數withHz,kHz,MHz,GHz,S,mS,μS,nSandoverflowGateTime Continuouslyvaryfrom10mSto10S,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ACorDC,switchable濾波器Lowpass,switchableinoroutforchannelA.-3dBpointofnominally100kHz阻抗1MΩ//40pF衰減器x20dB觸發準位調整-2.5VDCto+2.5VDC