N4000A产品详细说明：TheSNSseriesN4000Aisa10MHzto18GHznoisesourcewithnominalENR6dB.TheN4000Anoisesourceisdesignedforaccuratelymeasuringdeviceswithlownoisefigure,ordeviceswhosegainisespeciallysensitivetoallchangesinsourceimpedance.DUT'swithnoisefigureupto20dBcanbeaccuratelyandreliablymeasuredwiththisdevice.TheN4000Anoisesourceshasachoiceofconnectors,withanAPC3.5(mm)connectorasstandard.AgilentN4000A+KeyFeatures&Specificati:ElectronicstorageofExcessNoiseRatio(ENR)calibrationdatadecreasestheopportunityforusererrorAutomaticdownloadofENRdatatotheNFAspeedsoverallset-uptimeTemperaturecompensationimproveeasurementaccuracyleadingtotighterspecificationofdeviceperformance3.5mmconnectorshipsstandard,optionalType-NconnectorisailableasOption0011yearstandaarrantyForcompletedetails,referencetheProductOverviewForadditionalspecificationthisproduct,seetheOperatingServiceGuideAgilentN4000A/Description:TheSNSseriesN4000Aisa10MHzto18GHznoisesourcewithnominalENR6dB.TheN4000Anoisesourceisdesignedforaccuratelymeasuringdeviceswithlownoisefigure,ordeviceswhosegainisespeciallysensitivetoallchangesinsourceimpedance.DUT'swithnoisefigureupto20dBcanbeaccuratelyandreliablymeasuredwiththisdevice.TheN4000Anoisesourceshasachoiceofconnectors,withanAPC3.5(mm)connectorasstandard)