【英文标准名称】:Acoustics-Preferredfrequencies
【原文标准名称】:声学.优选频率
【标准号】:BSENISO266-1997
【标准状态】:现行
【国别】:英国
【发布日期】:1997-11-15
【实施或试行日期】:1997-11-15
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:试验条件;声学测量;优先数;音频;频率
【英文主题词】:
【摘要】:ThisInternationalStandardspecifiespreferredfrequenciesforacousticalmeasurements.ThepreferredfrequenciesarebasedontheR10seriesofpreferrednumbersinISO3andthereferencefrequencyof1000Hz.Formostacousticalmeasurementsandpresentationsofdata,afrequencyspacingbasedonaconstantpercentageincrementisgenerallypreferredandthetestfrequenciesthenformageometricseries.Forcertainacousticalmeasurements,aconstantfrequencyincrementisasuitablespacing.TheInternationalStandarddealswiththegeometricseriesandisnotintendedtoapplytocaseswhereaconstantfrequencyincrement,orotherparticularspacing,wouldbemoresuitable,orwheretheremaybegoodreasonsfortheadoptionorretentionofotherfrequencies.ThisInternationalStandarddoesnotdealwith:—frequenciesformusic;—allaudiometricfrequencies;—seriesotherthanR10fromISO3.
【中国标准分类号】:A42
【国际标准分类号】:17_140_01
【页数】:14P;A4
【正文语种】:英语