类型高频信号发生器品牌Agilent型号E4421B频率3000（MHz）TheAgilentE4421AanalogRFsignalgeneratoroffersexcellentin-channelperformancewithsuperiorqualityandreliability--atanaffordableprice.Thefirstinanewgenerationofsignalgenerators,itprovidesexcellentfrequencyandlevelcontrol,andwidemodulationcapabilities.Itisideallysuitedtomeetthedemandingrequirementsoftoday'sreceivertest,componenttestandlocaloscillatorapplicati***.TheinnovativedesignoftheAgilentE4421Aprovidesaflexiblearchitecturethatcanbetailoredtomeetthechangingdemandsofevolvingmarkets.Lowerinitialcost,highreliabilityandatwo-yearcalibrationcycle,allstrivetominimizethecostofownership.TheAgilentE4421ARFsignalgeneratorisdesignedforlong-termdependability,whichmaximizesproductionthroughputanduptime.250kHzupto3GHzFlexiblearchitecture,upgradepathsforopti***,anddigitalElectronicattenuatorforreliabilityandrepeatabilitySuperiorlevelaccuracyWidebandFMandPhaseModulationStepsweep(frequency,powerandlist)Built-infunctiongenerator)