ANSI/EIA/CEA 364-59A-2006 电子连接器和插座的低温试验程序
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【英文标准名称】:LowTemperatureTestProcedureforElectricalConnectorsandSockets
【原文标准名称】:电子连接器和插座的低温试验程序
【标准号】:ANSI/EIA/CEA364-59A-2006
【标准状态】:现行
【国别】:美国
【发布日期】:2006
【实施或试行日期】:
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:ANSI
【标准类型】:()
【标准水平】:()
【中文主题词】:电连接;低温;座孔;电信;温度试验;试验规程
【英文主题词】:Electricalconnections;Lowtemperatures;Sockets;Telecommunications;Temperaturetest;Testprocedures
【摘要】:Establishesatestmethodforexposingelectricalconnectorsandsocketstolowtemperatureforaspecifiedduration.
【中国标准分类号】:L24;L23
【国际标准分类号】:17_200_01;29_120_01
【页数】:
【正文语种】:英语
【英文标准名称】:Measurementofnoiseemittedbyacceleratingroadvehicles-Engineeringmethod-Part1:MandNcategories(ISO362-1:2007+Cor.1:2009)
【原文标准名称】:道路车辆加速产生的噪声测量.工程学方法.第1部分:M和N类
【标准号】:DINISO362-1-2009
【标准状态】:现行
【国别】:德国
【发布日期】:2009-07
【实施或试行日期】:
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:加速度;声学测量;声学试验;声学;定义;机械噪声;数学计算;测量;测量不确定度;测量技术;汽车;移动噪声;噪声;噪声(环境的);噪声测量;精密度;道路车辆;声压;符号;试验;城镇;交通业务
【英文主题词】:Acceleration;Acousticmeasurement;Acoustictesting;Acoustics;Definitions;Machinenoise;Mathematicalcalculations;Measurement;Measuringincertainity;Measuringtechniques;Motorvehicles;Movementnoise;Noise;Noise(environmental);Noisemeasurements;Precision;Roadvehicles;Soundpressure;Symbols;Testing;Towns;Traffic
【摘要】:ThispartofISO362specifiesanengineeringmethodformeasuringthenoiseemittedbyroadvehiclesofcategoriesMandNundertypicalurbantrafficconditions.ItexcludesvehiclesofcategoryL1andL2,whicharecoveredbyISO9645,andvehiclesofcategoryL3,L4andL5coveredbyISO362-2.Thespecificationsareintendedtoreproducethelevelofnoisegeneratedbytheprincipalnoisesourcesduringnormaldrivinginurbantraffic(seeAnnexA).Themethodisdesignedtomeettherequirementsofsimplicityasfarastheyareconsistentwithreproducibilityofresultsundertheoperatingconditionsofthevehicle.Thetestmethodrequiresanacousticalenvironmentthatisonlyobtainedinanextensiveopenspace.Suchconditionsareusuallyprovidedfor--typeapprovalmeasurementsofavehicle,--measurementsatthemanufacturingstage,and--measurementsatofficialtestingstations.NOTE1Theresultsobtainedbythismethodgiveanobjectivemeasureofthenoiseemittedunderthespecifiedconditionsoftest.Itisnecessarytoconsiderthefactthatthesubjectiveappraisalofthenoiseannoyanceofdifferentclassesofmotorvehiclesisnotsimplyrelatedtotheindicationsofasoundmeasurementsystem.Asannoyanceisstronglyrelatedtopersonalhumanperception,physiologicalhumanconditions,cultureandenvironmentalconditions,thereisalargevariationanditisthereforenotusefulasaparametertodescribeaspecificvehiclecondition.NOTE2Spotchecksofvehicleschosenatrandomarerarelymadeinanidealacousticalenvironment.IfmeasurementsarecarriedoutontheroadinanacousticalenvironmentwhichdoesnotfulfiltherequirementsstatedinthisInternationalStandard,theresultsobtainedcandeviateappreciablyfromtheresultsobtainedusingthespecifiedconditions.
【中国标准分类号】:Z32
【国际标准分类号】:17_140_30;43_080_01;43_100
【页数】:60P.;A4
【正文语种】:德语
【英文标准名称】:Soundsystemequipment-Part3:Amplifiers
【原文标准名称】:声系统设备第3部分:放大器
【标准号】:IEC60268-3-2000
【标准状态】:现行
【国别】:国际
【发布日期】:2000-08
【实施或试行日期】:
【发布单位】:国际电工委员会(IX-IEC)
【起草单位】:IEC/TC100
【标准类型】:()
【标准水平】:()
【中文主题词】:砝码;电声学;广播;重量;功率消耗;畸变系数;多路声音;;输入电压;频率响应;放大;阻抗;阻抗;音频放大器;乱真信号;电气工程;干扰;质量(物质);放大器;规范(验收);声音广播;干扰噪音;接收机;输出电压;分类;电声器件;电压;磁漏;通道间隔;测量技术;测量;电力系统;磁场;作标记;特性;性能;分类系统;频率;声学;尺寸
【英文主题词】:Acoustics;Acoustoelectricdevices;Amplification;Amplifiers;Audioamplifiers;Broadcasting;Channelspacing;Classification;Classificationsystems;Dimensions;Distortionfactors;Electricpowersystems;Electricalengineering;Electricalimpedance;Electroacoustics;Frequencies;Frequencyresponse;Hum;Impedance;Inputvoltage;Interferences;Interferingnoise;Magneticfields;Magneticleakage;Marking;Mass;Measurement;Measuringtechniques;Multichannelsound;Noise(spurioussignals);Outputvoltage;Performance;Powerconsumption;Properties;Receivers;Soundbroadcasting;Specification(approval);Voltage;Weights
【摘要】:ThispartofIEC60268appliestoanalogueamplifiers,andtheanaloguepartsofanalogue/digitalamplifiers,whichformpartofasoundsystemforprofessionalorhouseholdapplications.Itspecifiesthecharacteristicswhichshouldbeincludedinspecificationsofamplifiersandthecorrespondingmethodsofmeasurement.NOTEThemethodsofmeasurementfordigitalamplifiersandsimilarequipmentaregiveninIEC61606.[6]Ingeneral,thespecifiedmethodsofmeasurementarethosewhichareseentobemostdirectlyrelatedtothecharacteristics.Thisdoesnotexcludetheuseofothermethodswhichgiveequivalentresults.Ingeneral,themethodsarebasedonthesimplestmeasuringequipmentwhichcanprovideusefulresults.Thisdoesnotexcludetheuseofmorecomplexequipmentwhichcangivehigheraccuracyand/orallowautomaticmeasurementandrecordingofresults.Ratedconditionsandstandardmeasuringconditionsarespecifiedinordertoallowmeasurementstobereliablyrepeated.note:1)Numbersinsquarebracketsrefertothebibliography.
【中国标准分类号】:M72
【国际标准分类号】:33_160_10
【页数】:
【正文语种】:英语
