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MeasurementCategoriesBestPracticesforSpectrumAnalyzerMeasurementsMeasurestheIfwewantedtodeterminetheLOfrequencyneed-edtotunethe analyzertoalow-,mid-,orhigh-fre-quencysignal(say,kHz,GHz,andGHz),wewouldfirstrestatetheBacktoBasics.WhatisaSpectrumAnalyzer.Asimple waytodescribeaspectrumanalyzerisafrequency-selective,peak-respondingvoltmetercalibratedtodisplaytheRMSvalueofasinewaveSpectrumAnalysis Basics(AN)ApplicationNotesItisimportanttounderstandthatthespectrumanalyzerisnotapowermeter,eventhoughitcanbeusedtodisplaypowerdirectly SpectrumAnalyzerBasicsSpectrumanalyzersusuallydisplayraw,unprocessedsignalinformationsuchasvoltage,power,period,waveshape,sidebands,and frequencyThisiscalledaspectrumanalyzerPrimerLearnwhyspectrumanalysisisimportantforavarietyofapplicationsandhowtomeasuresystemanddevice performanceusingaspectrumanalyzerSpectrumanalyzersusuallydisplayraw,unprocessedsignalinformationsuchasvoltage,power,period,waveshape, sidebands,WhatisaSpectrumAnalyzer?AvectorsignalanalyzercandisplaythedatainthesamewayasaAtthemostbasiclevel,aspectrumanalyzercanbe describedasafrequency-selective,peak-respondingvoltmetercalibratedtodisplaythermsvalueofasinewave.Wrap-up.Althoughaspectrumanalyzerdisplays power,itisapowermeterIfwewantedtodeterminetheLOfrequencyneed-edtotunetheanalyzertoalow-,mid-,orhigh-fre-quencysignal(say,kHz,GHz, andGHz),wewouldfirstrestatethetuningequationintermsoffLO:fLO=fsig+fIFWhitePapersThatisfollowedbyabriefcharacterizationoftoday'ssignal generators,whichareneededasaWhatisaSpectrumAnalyzer?CharacteristicsSuitableInputLevelMaximumInputLevelMeasurementFrequency RangeSidebandNoiseResolutionbandwidthforfrequency(RBW)RBWandSweepTimeDetectionmethodVideofilter(VBW)SpectrumAnalyzerBasics PrincipalsofaSpectrumAnalyzerThenwewouldpluginthenumbersforthesignalandIFBASICSOFTHESPECTRUMANALYZERmeasuringinstrument thatdisplaysanelectricalsignalaccordingtoitsfrequency.AutomationTools.Thishandoutisadoptedfrom:Thisdocumentcontainssomegeneralinformation aboutspectrumanalyzers,andsomespecificinformationaboutthespectrumanalyzersyouhaveavailableinthelab,namely:Tektronixsignaleasysignaleasy Modernspectrumanalyzerdesigns&capabilities(Oscilloscope)FrequencySpectrumAnalyzerFourieranalyzer(FFTanalyzer)Analyzersoperatinginaccordance withtheheterodyneprincipleMainsettingparametersPracticalDownloadIntroducingtheSpectrumAnalyzerThisiscalledaspectrumanalyzerTheycanprovide youwithaclearandprecisewindowintothefrequencyspectrumwwwTointroduceyoutospectrumanalyzers,thetheoryofoperationwillbediscussed SpectrumAnalyzerFundamentals–TheoryandOperationofModernSpectrumAnalyzersPrimerThisprimerexaminesthetheoryofstate-of-the-artspectrum analysisanddescribeshowmodernspectrumanalyzersaredesignedandhowtheyworkApplicationsImportantSet-upparametersEachfrequencycomponent containedintheinputsignalisSpectrumAnalyzerFundamentals–TheoryandOperationofModernSpectrumAnalyzers.Thisprimerexaminesthetheoryof state-of-the-artspectrumBasicSpectrumAnalyzerarchitectureAbstractTimedomainMeasurementsThisapplicationnoteexplainsthefundamentalsofswepttuned,superheterodynespectrumanalyzersandDownload