AudioAnalog-to-DigitalConverterPerformanceSpecificationandTestMethodGuideline(HighLevelPerformance)Version1.
1,February2016http://www.
digitizationguidelines.
gov/audio-visual/TheFADGIAudio-VisualWorkingGroupFederalAgenciesDigitizationGuidelinesInitiativeAudioAnalog-to-DigitalConverterPerformanceSpecificationandTestMethodGuideline(HighLevelPerformance)TableofContentsNormativeReferences.
4InformativeReferences.
4Scopeandhistory.
5ADCPerformanceGuideline(HighQuality)7FrequencyResponse7TotalHarmonicDistortion+Noise(THD+N)7DynamicRange(SignaltoNoise)7Cross-Talk.
8Common-ModeRejectionRatio(CMRR)8LowFrequencyIntermodulationDistortion(LFIMD)9HighFrequencyIntermodulationDistortion(HFIMD)9AmplitudeLinearity.
9SpuriousInharmonicSignals9AliasRejection.
10SyncInputJitterSusceptibility.
10JitterTransferGain11AppendixA.
DefinitionsandSpecifications:High-Quality-LevelTestingofADCs121.
AnalyzerSpecifications.
122.
SignalGeneratorSpecifications123.
Equipment-Under-Test(EUT)Settings.
13AppendixB.
ExplanatorynotesforCMRRandAliasRejection151.
Explanatorynotere:CMRR.
152.
Explanatorycommentre:AliasRejection15AudioA-to-DConverterPerformanceSpecificationandTestMethod:Guidelinev1.
13NormativeReferencesAudioEngineeringSociety.
AES17-1998(r2009):AESstandardmethodfordigitalaudioengineering—Measurementofdigitalaudioequipment;RevisionofAES17-1991.
Retrievedon2012-08-13from:http://www.
aes.
org/publications/standards/search.
cfmdocID=21.
FederalAgenciesDigitizationGuidelinesInitiative.
AudioAnalog-to-DigitalConverterPerformanceSpecificationandTestMethod:Guideline(HighLevelPerformance),v1.
0.
2012version.
Retrievedon2016-02-09from:http://www.
digitizationguidelines.
gov/audio-visual/documents/ADC_performGuide_20120820.
pdf.
InternationalAssociationofSoundandAudiovisualArchives(IASA)TechnicalCommittee.
IASATC04:GuidelinesontheProductionandPreservationofDigitalAudioObjects;Secondedition.
Retrieved2012-08-13from:http://www.
iasa-web.
org/tc04/audio-preservation.
InternationalElectrotechnicalCommission.
IEC60268-3:Soundsystemequipment-Part3:Amplifiers;Edition3.
InternationalElectrotechnicalCommission.
Retrieved2012-08-13from:http://webstore.
iec.
ch/webstore/webstore.
nsf/artnum/026708!
opendocument.
InternationalElectrotechnicalCommission.
IEC61260-1:Electroacoustics-Octave-bandandfractional-octave-bandfilters-Part1:Specifications.
Retrieved2015-08-30from:https://webstore.
iec.
ch/publication/5063.
InternationalElectrotechnicalCommission.
IEC-61606-3:Audioandaudiovisualequipment-Digitalaudioparts-Basicmeasurementmethodsofaudiocharacteristics-Part3:Professionaluse.
Edition1.
Retrieved2012-08-13from:http://webstore.
iec.
ch/webstore/webstore.
nsf/artnum/041968!
opendocument.
InformativeReferencesBallou,Glen,ed.
HandbookforSoundEngineers,TheNewAudioCyclopedia;2ndedition.
Boston:FocalPress,1998.
FederalAgenciesDigitizationGuidelinesInitiative.
AudioAnalog-to-DigitalConverterPerformanceSpecificationandTestMethodIntroduction.
Retrievedon2012-08-20from:http://www.
digitizationguidelines.
gov/audio-visual/documents/ADC_performIntro_20120820.
pdf.
FederalAgenciesDigitizationGuidelinesInitiative.
ADCPerformanceTesting:ReportonProjectDevelopmentDuring2015.
ExpertConsultantReportfortheAudio-VisualWorkingGroup,Retrievedon2016-02-16from:http://www.
digitizationguidelines.
gov/audio-visual/documents/ADC_report_20160216.
pdf.
AudioA-to-DConverterPerformanceSpecificationandTestMethod:Guidelinev1.
14Fielder,LouisD.
,DynamicRangeRequirementforSubjectiveNoiseFreeReproductionofMusic.
In69thAESConvention(1981).
Retrievedon2012-08-13from:http://www.
aes.
org/e-lib/browse.
cfmelib=11981Fielder,LouisD.
HumanAuditoryCapabilitiesandtheirConsequencesinDigitalConverterDesign.
In7thInternationalAESConference:AudioinDigitalTimes(May1989).
Retrievedon2012-08-13from:http://www.
aes.
org/e-lib/browse.
cfmelib=5486Moore,BrianC.
J.
AnIntroductiontothePsychologyofHearing;5thedition.
Amsterdam;Boston:AcademicPress,2003Pohlmann,KenC.
PrinciplesofDigitalAudio;4thedition.
NewYork:McGraw-Hill,2000.
Pohlmann,KenC.
MeasurementandEvaluationofAnalog-to-DigitalConvertersUsedintheLong-TermPreservationofAudioRecordings.
CouncilonLibraryandInformationResources.
Retrievedon2012-08-13from:http://www.
clir.
org/pubs/resources/ad-converters-pohlmann.
pdfWatkinson,John.
TheArtofDigitalAudio;3rdedition.
Oxford;Boston:FocalPress,2001.
ScopeandhistoryThisdocumentspecifiesasetofmetricsandmethodspertainingtotheperformanceoftheaudioanalog-to-digitalconverters(ADCs)usedinpreservationreformattingworkflows.
This2016version1.
1isanupdateofversion1.
0oftheguidelinepublishedinAugust2012:AudioAnalog-to-DigitalConverterPerformanceSpecificationandTestMethod:Guideline(HighLevelPerformance),v1.
0,citedbelow.
Version1.
1includesadjustmentstothemethodsandpass-failrecommendationsforseveralofthemetricsandaddsexplanatorynotesforCommon-ModeRejectionRatioandAliasRejection.
Anitem-by-itemcomparisonofv1.
0andv1.
1isprovidedinthereporttitledADCPerformanceTesting:ReportonProjectDevelopmentDuring2015,citedbelow.
ThisguidelineisoneofsixrelateddocumentspertainingtoADCsystemperformance.
Thefivecompaniondocumentsare:AudioAnalog-to-DigitalConverterPerformanceSpecificationandTestMethod:Introduction(August2012).
Thisisthemainexplanatorydocument.
ohttp://www.
digitizationguidelines.
gov/audio-visual/documents/ADC_performIntro_20120820.
pdfADCPerformanceTesting:ReportonProjectDevelopmentDuring2015.
ExpertConsultantReportfortheAudio-VisualWorkingGroup,FederalAgenciesDigitizationGuidelinesInitiative,February16,2016.
Thisreportincludesanexplanationofthechangesmadetothe2012guidelineinordertoproducethe2016guideline.
ohttp://www.
digitizationguidelines.
gov/audio-visual/documents/ADC-report_20160216.
pdf.
AudioA-to-DConverterPerformanceSpecificationandTestMethod:Guidelinev1.
15FederalAgenciesDigitizationGuidelinesInitiative.
AudioAnalog-to-DigitalConverterPerformanceSpecificationandTestMethod:Guideline(HighLevelPerformance),v1.
0.
2012version.
ohttp://www.
digitizationguidelines.
gov/audio-visual/documents/ADC_performGuide_20120820.
pdf.
HostNamaste是一家成立于2016年3月的印度IDC商家,目前有美国洛杉矶、达拉斯、杰克逊维尔、法国鲁贝、俄罗斯莫斯科、印度孟买、加拿大魁北克机房。其中洛杉矶是Quadranet也就是我们常说的QN机房(也有CC机房,可发工单让客服改机房);达拉斯是ColoCrossing也就是我们常说的CC机房;杰克逊维尔和法国鲁贝是OVH的高防机房。采用主流的OpenVZ和KVM架构,支持ipv6,免...
触摸云触摸云(cmzi.com),国人商家,有IDC/ISP正规资质,主营香港线路VPS、物理机等产品。本次为大家带上的是美国高防2区的套餐。去程普通线路,回程cn2 gia,均衡防御速度与防御,防御值为200G,无视UDP攻击,可选择性是否开启CC防御策略,超过峰值黑洞1-2小时。最低套餐20M起,多数套餐为50M,适合有防御型建站需求使用。美国高防2区 弹性云[大宽带]· 配置:1-16核· ...
HostKvm发布了夏季特别促销活动,针对香港国际/韩国机房VPS主机提供7折优惠码,其他机房全场8折,优惠后2GB内存套餐月付仅5.95美元起。这是一家成立于2013年的国外主机服务商,主要提供基于KVM架构的VPS主机,可选数据中心包括日本、新加坡、韩国、美国、中国香港等多个地区机房,均为国内直连或优化线路,延迟较低,适合建站或者远程办公等。下面分享几款香港VPS和韩国VPS的配置和价格信息。...