全新现货出租和出售：Ml2437A功率传感器50MHz-50GHz、-70dBm(100pW)--20dBm(10μW)1全新MA2442A1全新MA2472A18GHZ,1HZ分辨率微波频率计1全新1N50C限伏器1全新线C290531全新MA2474A0.01---40GHz;-70dBm--+20DdBm--+20dBm1二手产品名称：ML2437APowerMeter90dB动态范围一般通信行业的ATE系统运行所在的动态范围是60到80dB。MA247xD系列的90dB动态范围取代了两个50dB传感器。高可靠性/可在现场随时使用坚固耐用的聚碳酸酩机壳设计能够抵抗恶劣的现场环境且具有防水功能。精准度提高MA24xx系列功率计在传感器回损方面改善了5到6dB，从而使失配的不确定性降低了一半。软键菜单控制软键菜单使用户界面变得简便易懂，简化了仪器控制。数字键盘简化了操作界面。电池备选NiMH“智能”电池电荷密度高，支持一天8小时运行时间。电压表ML2430A系列还支持高速电压测量。后面板BNC可测量电压或作为V/GHz输入端，支持自动传感器校准因子校正。适于CW或现场应用.成本低、高速、精准且灵活便携、坚固耐用且防水。备选NiMH电池，能够连续六小时供电高速GPIB通信与指令模拟采用特***操作模式，以35k/s的采样速率测量和传输高达200个数据点的高速脉冲突发。ML2430A系列功率计99.9%模拟旧版功率计的指令，改进了ATE系统生产率。典型的测试系统速度比原来的系统速度提高了2到10倍。数据采集事件的装备与触发功能每个读数的触发延迟与样本整合时间受操作员直接控制。触发源类型包括连续、内部、外部TTL以及手动模式。突发脉冲特***显示可对快速信号进行高分辨率随机重复采样。时域图形显示可对功率范围为–40dBm到+20dBm的脉冲信号进行分析。35kHz的采样速率能够生成清晰的手机与PCS信号功率特***，包括TDMA、PHS、G***和DCS-1800。使用指针平均值可轻松、重复地测量脉冲***大功率。在示数模式下以GPIB速度（即每秒>200个读数）测量>80dB动态范围上的脉冲***大功率。功率对时间关系图形显示可采用脉冲功率或TDMA信号。功率对时间关系模式以条形图样式显示。在维修应用中，功率对时间关系模式能够加快非正常情况下的故障排除，如手机中的间歇性切换或异常功率控制。帧触发功能使得用户能够测量某个时隙上的平均功率。DescriptionTheML2437APowerMetercombinestheadvantagesofthermalmeteraccuracy,diodemeterspeed,andpeakpowermeterdisplaygraphics.Theresultisasingleinstrumentthatsamplesatmorethan35Kpersecondandachieves90dBdynamicrangewithasinglesensor.Thismeterincludesgraphicsdisplaycapabilityasastandardfeature.Theruggedizedhousingandoptionalhigh-capacityNiMHbatterybringlaboratoryqualityaccuracytofieldserviceapplicati***.ML2437Ahasoneinput.ThefollowingSensorscanbeusedwiththeML2437APowerMeter:MA247xDStandardDiodePowerSensorsMA248xDUniversalPowerSensorsMA244xDHighAccuracyDiodePowerSensorsForportableUSBpowermeasurementsseeMA24106AApplicati***needingawiderbandwidthpowershouldalsoc***idertheML2487A/88AorML2495A/96Apowermeters.FeaturesSpeedanddynamicrangeThe90dBrangeMA247xDSeriesPowerSensors’highsensitivityreachesstablepowerreadingsto-70dBm.35kHzsampleratesprofilecellular,PCSandotherpulsedsignalsto0.1msecresolution.Modernconnectortechnologyachievesindustryleadingreturnlossforimprovedaccuracythrough50GHz.The87dBrangeMA244xDSeriesHighAccuracySensorsfurtherimprovereturnlossperformancebyaddingamatchingcircuittotheMA247xDSeries’frontend.FastthermalsensorsAnritsu’slatestsemiconductorprocessingtechnologyproducesthermalpowersensorswithspeedincreasedbyanorderofmagnitude.Improvementsinconnectortechnologyreducemeasurementmi***atchuncertaintythrough50GHztolevelspreviouslyattainedonlyto20GHz.ThefabricationtechniqueaswellastheML2430ASeries'samplingandDSPtechnologyoptimizemeasuringspeedto4msriseandfalltimes.GPIBspeedIndustryleadingspeedisachievedunderavarietyofoperatingconditi***including***eragingsettings,sensorcontrolsettings,triggeringconditi***,operatingmode,sensortype,andGPIBinterfacemanufacturer.TheML2430Aseriesofferstheabilitytomeasureandtransferahighspeedburstof200datapointsusingprofileoperatingmodewithsamplingratesof35kpersecond.GPIBemulationWith99.9%emulationofoldermeters,theML2430AseriesimprovesATEsystemproductivity.Typicaltestsystemspeedimprovementis2to10timesfastersystemspeeddependinguponthenumberofmeasurementstakenduringthetest,theminimaluseofwaitstatementswithinthecode,andthemetermodelemulated.TriggeringcontrolsWhatuseishighspeedwithouttriggeringandsamplecontrols?Dataacquisitioneventarmingandtriggeringfuncti***traditionallyfoundonexpensivepeakpowermetersarestandardintheML2430Aseries.Triggeringdelayandthesampleintegrationtimeperreadingcanbedirectlycontrolledbytheoperator.Triggersourcesinclude,continuous,internal,externalTTL,andmanual.Thus,dataacquisitioncanbeoptimallycontrolledforsynchronizationwithothertestequipment.BurstprofilegraphicsdisplayTheML2430Afeaturesrandomrepetitivesamplingforhighresolutionoffastsignals.Atimedomaingraphicdisplayprofilespulsedsignalsoverapowerrangeof–40dBmto+20dBm.35kHzsamplingspeedproducesclearpowerprofilesofcellularandPCSsignalsincludingTDMA,PHS,G***,andDCS-1800.Pulse-toppoweriseasilyandrepeatablymeasuredusingbetweencursor***eraging.Measurepulse-toppowerover>80dBdynamicrangeinreadoutmodeatGPIBspeeds>200readingspersecond.Powervs.timegraphicsdisplayOneofthemostcommonpowermeterATEprogramtypesisaplotofRFpowerversussomestimulus.Thepowerversustimemodeisastripchartstyledisplayformonitoringgainandoutputpowervariati***overtime/temperature,supplyvoltageoracomponenttolerance.Inserviceapplicati***,powerversustimemodespeedstroubleshootingofunusualconditi***suchasintermittentswitchesorabnormalpowercontrolinamobiletelephone.ThepowerversustimemodeprovidesaclearstripchartdisplayofRFpowervariation.ParallelprinterconnectorManydeskjetseriesprinterscanbeconnecteddirectlytotheML2430ASeriesforfastdocumentationofperformanceonthebenchorinthefield.Metercalibration,triggeringand***eragingsettingsarelistedwiththedisplayprintout.Thus,evidenceofDUT(deviceundertest)anomaliescanbeduplicatedquickly,allowingengineerstofixproblemswithminimaltimeinvestment.AdditionalSpecificati***:90dBdynamicrangeTypicalcommunicati***industryATEsystemsoperateovera60to80dBdynamicrange.TheMA247xDSeries'90dBdynamicrangereplacestwo50dBsensors.FurtheranRFswitchisnolongerneededforthetwosensors.Thisreducessoftwarecontrolcomplexityandfurtherspeedstestexecution.SensorEEPROMAllMA24xxSeriessensorsareequippedwithinternalEEPROMsforstorageofcalibrationfactordatavs.frequency.Thisallosthepowermetertointerpolateandcorrectreadingsautomatically,improvingaccuracyandconvenience.HighreliabilityRuggedpoly-carbonatechassisdesignhandlesdropshocksandroughfieldtreatment.Noventholesarepresent,thusthemeterissplashresistant.Afrontcoverpanelandsoftcaseareoptionalforfurtherenvironmentalprotection.Powersensorsarealsoruggedizedforroughhandling.ImprovedaccuracyMi***atchuncertaintyistypicallythelargestsourceoferror.TheMA24xxSeriesPowerSensorsofferatypical5to6dBimprovementinsensorreturnloss,typicallycuttingmi***atchuncertaintyinhalf.TheMA244xDseriesHighAccuracySensorsincorporateamatchingpadwhichfurtherimprovesreturnlossby5to6dB-againhalvingmi***atchuncertainty.OffsettableforpathlosscorrectionCompensatingforthetruefrequencyresp***eofattenuators,couplers,cables,switchesandothertestsetupdevicesimprovesmeasurementaccuracy.Forthisreason,theML2430ASeriescanapplyanoffsettableofattenuation-versus-frequencyinadditiontothetraditionalfixeddBoffsetcapability.Whenapowersensorconnectionisprecededwithanew1Nserieswidebandpowerlimiter,theoffsettablecompensatesforfrequencyresp***e.Thus,thecombinationachievesanaccurate,“burnout-proof”sensor.SoftkeymenucontrolSoftkeymenussimplifyinstrumentcontrolbymakingtheuserinterfaceeasiertounderstand.Thenumericalkeypadsimplifiestheoperatorinterface.BatteryTheoptionalNiMH“***art”batterysupportshighchargedensityforatypical8hourdayofoperation.Accuratefuelgauging,<2hourfastchargecycling,andtheeliminationofNiCdstylememoryeffectfur-therenhancestheconvenienceofthisbatterytechnology.VoltmeterTheML2430ASeriesalsosupportshighspeedvoltagemeasurement.ArearpanelBNCmeasuresvoltageoroperatesasV/GHzinputsupportingautomatedsensorcalibrationfactorcorrection.RelatedLiterature/Software:RFandMicrow***eInstrumentsProductBrochureBrochureML2400APowerMeters&MA2400A/DSensorsBrochureTheAnritsuFamilyofPulse,WidebandandCWPowerMeters,andPowerSensorsDataSheetSupportforMicrow***eBandsDataSheetReferenceChartsforRF&µW***eCommunicati***InstructionSheet***5475RackMountInstallationProcedure,RevAInstructionSheetPowerMeterFirmwareLoaderInstructi***InstructionSheetRFandMicrow***eGeneralPurposeTestProductCatalogCatalogElectronicMeasuringInstrumentsCatalogCatalogAccuratePowerMeasurementsonModernCommunicationSystemsApplicationNoteLevelingApplicati***withtheML2400APowerMeterApplicationNotePowerSuiteGraphicalUserInterfaceDriver/Software/FirmwareMeasurementUncertaintyCalculatorDriver/Software/FirmwareAccessingLabVIEWDriversDriver/Software/FirmwareLabVIEW(CVI)Driverv1.0Driver/Software/FirmwareML24xxOffsetTableDriver/Software/FirmwareLabVIEW(VI)Driverv2.0Driver/Software/FirmwareML2437A/38Av3.10SoftwareDriver/Software/FirmwareML24xxPowervs.TimeDriver/Software/FirmwareML2400SeriesPowerMeterQuickStartMeasurementGuideUserGuideML243xAOperationandProgrammingManualOperati***Manual)