SpecificationsBandwidth500MHzAccuracy 1%OutputVoltage-Swing(into50K load) 7V-Offset(typical)＜ 2mV（PT-50）， 1ｍV（PT-51） -Noise(typical)0.7mVrms(PT-50)，1mVrms(PT-51)-SourceImpedance（typical） 50 CMRR(typical)-90dB@60Hz；-55dB@1MHzPowerRequirements-Standard6VDC/90mAor9VDC/70mAmainsadaptor-OptionsRemovablebatteryPackorpowerleadsLengthofBNCLead125cmLengthofInputLeads50cmWeighr300gDimension(L W H)111mm 22mm 14mm SpecificationsPT-50PT-51AttenuationRatio1/101/100InputImpedanceeachsidetoground1.6M //7pF4M //7pFDifferentialInputVoltage(DC+PeakAC) 70V 700VCommonModeVoltage(DC+PeakAC) 700V 1400VAbsoluteMax.Input(Eachsidetoground)600VrmsCATⅠ600VrmsCATⅠ Features: HighAccuracy( 1%) BestCMRRinPowerMeasurementProbes SafetyCertified