●适用于半导体的生产和科研领域，读数误差+/-3%●采用液晶背光显示，可对正反向功率及驻波比等进行三位半数字显示●功率测试范围可人工或自动设置，并有GPIB和RS-232接口供选择功率范围:100mW-10kW频率范围:100kHz-2.5GHz驻波比范围:1.0-199.9读数误差:&plu***n;3%功能:测量正反向功率，通过W和dBm显示:测量驻波比及回波损耗，通过dB显示;以及测量***大***小值显示:三位半液晶背光显示工作电源:AC和电池两种，115/230AC，50/60Hz或8节1.2V镍镉电池尺寸:312X309X108mm接口选项:IEEE-488接口或RS-232接口MultifunctionPowerMeterPrecisionPowerMeterforSemiconductorProcessingApplicati***The4421MultifunctionPowerMeterisaprecisionRFinstrumentthat,whileoriginallyintendedforgeneralpurposelaboratoryapplicati***wherehighaccuracyisrequired,hasfoundwideacceptanceinsemiconductorprocessingapplicati***.Theproductisconfiguredasasystem,c***istingofthe4421andaprecisionpowersensorselectedfortheapplicationbaseduponmaximumpowerａndoperatingfrequency.Description4421PowerMeterPowerRange100mWto25kWFSFrequencyRange100KHz-1GHzVSWRRange1.0-199.9Functi***ForwardａndreflectedpowerinWordBm,VSWR,returnlossindBａndmin./max.valuesOverrangeAudiblewarningwhenRFpowerinputexceeds120%ofsensor＇smaximumpowerrangeIndicationDisplay3-1/2digit-liquidcrystaldisplaywithindicatorformode,measurementunits,batterycondition,programmingstatus,ａndtrendarrows.Switchablebacklight.OperatingPower115/230VAC,50/60Hzor8nickelcadmium1.2Vcells（NEDAtype10014）NominalSize[inches（mm）]12-9/32"x12-5/32"x4-1/4"（LxWxH）312x309x108mm[withhandleextended15-7/16"（392mm）]Weight11lbs（5kg.）Interconnects1meterlatch-n-lockcoiledcableDimensi***4-1/2"x6-1/2"（114x165mm）)