资源描述：
《音频频谱分析.pdf》由会员上传分享，免费在线阅读，更多相关内容在行业资料-天天文库。
1、DSCOPESERIESIIITHECOMPLETESOLUTIONFORAUDIOTESTANDMEASUREMENTPRISMSOUNDEASUREMENTmTECHNOLOGYGREATPERFORMANCEGREATFEATURESGREATPRICEANDIT’SPORTABLE.DSCOPESERIESIIIASTATE-OF-THE-ARTMEASUREMENTPERFORMANCE:dScopeSeriesIIIdeliverstheprecisionneededforthelatestaudiotechnolo
2、gysuchasCD,DVD,high-endaudio,Internetaudio,digitaltelephonyandcommunications.ContinuousFFTs(FastFourierTransformspectralmeasurements)maybeperformedat256kpointresolutionwith64-bitfloatingpointmaths.Measurementaccuracy,especiallyofsmallresidualsinthepresenceoflargesign
3、als,ismaintained.COMPREHENSIVEMEASUREMENTCAPABILITY:dScopeSeriesIIIprovidesthestandardaudiotestfacilitiesbutalsoincorporatesmanyimportantnewfeaturesneededtoworkwiththelatestaudiotechnologies.Theseincludedigitalinterfacetesttoolssuchascarrierwaveformandeye-patterndisp
4、lay,jittermeasurementandAES3/IEC958ChannelStatusgenerationandanalysisaswellassupportforhighersamplingratesandthemeanstogeneratecomplexwaveformstoyourownspecificationsuchasTWO-CHANNELANALOGUEANDDIGITALSIGNALGENERATORSmulti-tonesets.FFTanalysiscanbeperformedupto256Kpoi
5、nts•WidechoiceofstandardfunctionsincludingSine,Square,Ramppluscomplexwaveformssuchasbursts,pulse,MLSandthisallowsquickandaccurateassessmentofarangeofandtwin-tone.•IndependentgeneratorsforAandBchannels,eachdrivinganalogueanddigitaloutputsconcurrently.commonlytestedres
6、ults.•Scriptablewaveformsallowing,forexample,user-definedmultitoneortone-burstgeneration.•Adjustablealignmentbetweenanalogueanddigitaldomain.EASYTOUSE:•DigitalgeneratorcanbesynchronisedtoanystandardAES11,WCKorvideoreference(orinternally)andcangenerateatanystandardrat
7、ewith+/-1000ppmvariationin1ppmsteps.Offeringsomuch,thedScopeSeriesIIIcouldhavebeencomplicatedtouse,butthescreendisplaycaneasilybetailoredtosuittheuserTWO-CHANNELANALOGUEANDDIGITALSIGNALANALYZERandtheapplication.WhetherasimplegeneratorandvoltmeterareThedScopeSeriesIII
8、providesaContinuous-TimeAnalyzer(CTA)capableofregisteringthefastestpeaksorperformingCCIR468weightedmeasurementsandasamplingFastFour
