BS ISO 22259：2019 会议系统 - 设备 - 要求（英文版）

《BS ISO 22259：2019 会议系统 - 设备 - 要求（英文版）》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、BSISO22259:2019BSIStandardsPublicationConferencesystems—Equipment—RequirementsBRITISHSTANDARDBSISO22259:2019NationalforewordThisBritishStandardistheUKimplementationofISO22259:2019.TheUKparticipationinitspreparationwasentrustedtoTechnicalCommitteeTS/1,Terminology.Alistoforganizationsr

2、epresentedonthiscommitteecanbeobtainedonrequesttoitssecretary.Thispublicationdoesnotpurporttoincludeallthenecessaryprovisionsofacontract.Usersareresponsibleforitscorrectapplication.©TheBritishStandardsInstitution2019PublishedbyBSIStandardsLimited2019ISBN9780580981982ICS91.040.10Compl

3、iancewithaBritishStandardcannotconferimmunityfromlegalobligations.ThisBritishStandardwaspublishedundertheauthorityoftheStandardsPolicyandStrategyCommitteeon30April2019.Amendments/corrigendaissuedsincepublicationDateTextafectedBSISO22259:2019INTERNATIONALISOSTANDARD22259Firstedition20

4、19-04-02Conferencesystems—Equipment—RequirementsSystèmesdeconéfrence—Équipement—ExigencesReferencenumberISO22259:2019(E)©ISO2019BSISO22259:2019ISO22259:2019(E)COPYRIGHTPROTECTEDDOCUMENT©ISO2019,PublishedinSwitzerlandAllrightsreserved.Unlessotherwisespecified,nopartofthispublicationma

5、ybereproducedorutilizedotherwiseinanyformorbyanymeans,electronicormechanical,includingphotocopying,orpostingontheinternetoranintranet,withoutpriorwrittenpermission.PermissioncanberequestedfromeitherISOattheaddressbeloworISO’smemberbodyinthecountryoftherequester.ISOcopyrightofficeCh.d

6、eBlandonnet8•CP401CH-1214Vernier,Geneva,SwitzerlandTel.+41227490111Fax+41227490947copyright@iso.orgwww.iso.orgii©ISO2019–AllrightsreservedBSISO22259:2019ISO22259:2019ContentsPageForeword.....v1Scope.....12Normativereferences....13Termsanddefinitions....14Overalconferencesystem....54.

7、1General....54.2Audiocharacteristics....54.2.1Latency....54.2.2Soundpressurelevel...54.2.3Systeminputandoutput...64.2.4Frequencyresponse...64.2.5Distortion....64.2.6Noiseandhum....64.2.7Levelconsistency....64.2.8Interference....64.3Confidentiality....64.4Markingsandsymbols....74.5Acc

8、essibilityan