FC-3000頻率計|FC-3000數(shù)字頻率計|韓國EZ FC-3000數(shù)字頻率計特點： 1. Frequencymeasuringrange0.1Hzto100MHzinAinput80MHzto3.0GHzinCinput2.Period,TotalandRPMmeasurementforinputA3.Digitdisplaywith0.01mHzresolutionin1Sec(ByExt.Referencesignal)4.RS-232Cserialinterfacefunctionforcommunicatingwithcomputer5.HighsensitivityExternalreferenceinputfunction( 1.5Vrms)6.Reciprocaltechniqueforhighresolutionatlowcountingfrequencies7.Selfcheckfunctionexecutedtoperformaautomaticselfdiagnosisofvariouscounterfunction8.Push-scanningforselectingFunctionandGatetime9.Low-passfilter(100kHz,-3dB)installedforremovingnoisesignalinlowfrequencymeasuring10.AC/DCcouplingfunction(SelectableAC/DCCoupling)11.10:1InputAttenuation(Selectable 1/ 10Attenuator)12.Dataholdfunction2. FC-3000頻率計|FC-3000數(shù)字頻率計|韓國EZ FC-3000數(shù)字頻率計的技術(shù)參數(shù)：Display9digitlargegreenLEDdisplay,Overflow,Gatetime,mHz,Hz,kHz,MHz,nS,uS,mS,S,HOLD FrequencyMesurementRange:0.1Hzto100MHz(Ainput),80MHzto3.0GHz(Cinput)GateTime:0.01Sec,0.1Sec,1Sec,10SecResolution:1nHzto10HzAccuracy:+/-Resolution+/-TimebaseError+/-Count InputCharacteristicsTerminal-A,CSensitivity-AInput:20mVrms,CInput:30mVrmsImpedance-AInput:1Mohm,Lessthan40pF,CInput:50ohmMax.InputVoltage-AInput:250Vrms,CInput:3VrmsAttenuator-AInput:x1,x10LowPassFilter-AInput:100kHz,3dB MultiFunctionforInputAPeriod-Range:10mSecto10SecResolution:1pSecto1nSecdependingongatetimeandInputsignalAccuracy:+/-Resolution+/-Triggererror+/-1CountTotalize-Range:5Hzto10MHzCountcapacity:0to999999999(Max.)RPM-6RPMt900x10?RPM TimebaseCharacteristicsInternalTimebase-Frequency:100MHzTCO(TCXO;option)AgingRate:Lessthanx510-6/monthTemp.Stability:Lessthan5x10-6(0℃to+50℃)LineVoltage:Lessthan1x10-6for10%variationFrequencyStandardOutput-Frequency:10MHzAmplitude:1.5Vp-pImpedance:Approx.600ohmExternalStandardInput-Frequency:10MHzAmplitude:1.5Vrmsto5VrmsImpedance:Approx.600ohm GeneralPowerRequirement-115/230VAC+/-10%,48to66HzOperatingTemperature-0to50℃(Accuracyspecifiedat25+/-5℃)Dimension-240(W)x270(D)x90(H)mmWeight-Approx.2.5kgStandardAccessories-PowerCord,BNCtoBNCcable,Fuse,InstructionManualOptionAccessories-RS-232CSoftware,RS-232CCable