SAE AMS3006 Alcohol-Water Mixtures
作者:标准资料网 时间:2024-05-29 13:08:30 浏览:9787
来源:标准资料网
Product Code:SAE AMS3006
Title:Alcohol-Water Mixtures
Issuing Committee:Ams B Finishes Processes And Fluids Committee
Scope:This specification covers mixtures of methyl alcohol and/or ethyl alcohol with water in the form of liquids.
【英文标准名称】:Soundsystemequipment-Microphones
【原文标准名称】:音响系统设备.传声器
【标准号】:BSEN60268-4-2004
【标准状态】:作废
【国别】:英国
【发布日期】:2004-05-12
【实施或试行日期】:2004-05-12
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:Acoustoelectricdevices;Amplitude;Classification;Distortionfactors;Dynamics;Electricalengineering;Electricalequipment;Electroacoustics;Environmentalcondition;Frequencycurve;Frequencyresponse;Impedance;Influencequantity;Marking;Measurement;Measuringtechniques;Microphones;Naturalnoisevoltage;Noise;Non-linearity;Operatingconditions;Parameters;Properties;Referenceaxes;Referencecurve;Soundpressure;Soundpressurelevel;Soundtransmission;Symmetry;Testing;Transfercoefficient;Transmissiondevices;Transmissionsystems;Voltagemeasuring
【摘要】:ThispartofIEC60268specifiesmethodsofmeasurementfortheelectricalimpedance,sensitivity,directionalresponsepattern,dynamicrangeandexternalinfluencesofsoundsystemmicrophones,andalsogivesrecommendationsastocharacteristicstobespecified.Itappliestosoundsystemmicrophonesforallapplicationsforspeechandmusic.Itdoesnotapplytomeasurementmicrophones,butitdoesapplytoeachaudiochannelofmicrophoneshavingmorethanonechannel,forexampleforstereoorsimilaruse.Itisalsoapplicabletoflush-mountedmicrophonesandtotheanaloguecharacteristicsofmicrophoneswithdigitalaudiooutput.ForthepurposesofthisInternationalStandard,amicrophoneincludesallsuchdevicesastransformers,pre-amplifiers,orotherelementsthatformanintegralpartofthemicrophone,uptotheoutputterminalsspecifiedbythemanufacturer.NOTEThecharacteristicsspecifiedinthisstandarddonotcompletelydescribethesubjectiveresponseofthemicrophone.Furtherworkisnecessarytofindnewdefinitionsandmeasurementproceduresforalaterreplacementbyobjectivecharacteristicsofatleastsomeofthesubjectivedescriptionsusetodescribemicrophoneperformance.
【中国标准分类号】:M72
【国际标准分类号】:33_160_50
【页数】:50P.;A4
【正文语种】:英语
【英文标准名称】:Radio-frequencyconnectors;electricaltests
【原文标准名称】:高频插接件.电气试验
【标准号】:DIN47275-3-1986
【标准状态】:作废
【国别】:德国
【发布日期】:1986-08
【实施或试行日期】:
【发布单位】:德国标准化学会(DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:射频连接器;插头;插头连接器;高频;射频;电气试验;试验;电学测量;测量;电气工程;电连接器
【英文主题词】:electricplugs;electricaltesting;electricconnectors;measurement;electricalmeasurement;highfrequencies;testing;electricalengineering;radiofrequencies;radiofrequencyconnectors;plugconnectors
【摘要】:
【中国标准分类号】:L23
【国际标准分类号】:33_120_30
【页数】:14P;A4
【正文语种】:德语
