ITU R BS 1284:2003
ITU R BS 1284:2003 General Methods For The Subjective Assessment Of Sound Quality
Table of Contents
Annex11General
2Experimentaldesign
3Selectionofthelisteningpanel
4Testmethod
4.1Gradingscales
4.2Testprocedure
5Attributes
5.1Basicaudioquality
5.2Attributesspecifyingthequalityoftwo-channel
stereophonicandmultichannelsoundindetail
5.2.1Two-channelstereophonicimagequality
5.2.2Multichannelstereophonicimagequality
5.3Attributesspecifyingtherelationshipsbetweensound
andaccompanyingpicture
5.4Mainattributesfortheabsoluteassessmentofsound
qualityindetail
5.5Attributesspecifyingqualityofdigital
transmitted/codedsoundindetail
6Programmematerial
7Reproductiondevices
7.1Testswhichdonotincludetheloudspeakers(or
headphones)aspartofthesystemundertest
7.1.1Referencemonitorloudspeaker
7.1.2Referencemonitorheadphones
7.2Testswhichincludetheloudspeakers(orheadphones)as
partofthesystemundertest
8Listeningconditions
9Statisticaltreatmentofdata
10Presentationofresults
10.1General
10.2Meanvalue
10.3Significancelevelandconfidenceinterval
11Contentsoftestreports
Appendix1toAnnex1Mainattributes,sub-attributesand
examplesofcommondescriptivetermsfor
theabsoluteassessmentofsoundquality
indetail
Attributescategory
Explanation
Attributescategory
Explanation
Appendix2toAnnex1