【英文标准名称】:Electroacoustics-Soundlevelmeters-Part2:Patternevaluationtests
【原文标准名称】:电声学.声级计.第2部分:型式评定试验
【标准号】:IEC61672-2-2003
【标准状态】:现行
【国别】:国际
【发布日期】:2003-04
【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/TC29
【标准类型】:()
【标准水平】:()
【中文主题词】:声学试验;频率;精密度;声学;电气工程;试验;声学测量;定义;电声学;声压级;测量;污染控制;职业安全;声音暴露;特点;规范(验收);噪声测量;测量仪器;频率测量;声级;电性质和电现象;噪声(环境的);作标记;特性;误差极限;电气试验;声级计;噪声控制;声学性质和声学现象
【英文主题词】:Acousticmeasurement;Acousticpropertiesandphenomena;Acoustictesting;Acoustics;Definitions;Electricalengineering;Electricalproperties;Electricalpropertiesandphenomena;Electricaltesting;Electroacoustics;Environmentalcondition;Errorlimits;Features;Frequencies;Frequencymeasurement;Influences;Marking;Measurement;Measuringinstruments;Noisecontrol(acoustic);Noise(environmental);Noisemeasurements;Occupationalsafety;Pollutioncontrol;Precision;Properties;Soundexposure;Soundlevels;Soundpressurelevel;Sound-levelmeters;Specification;Specification(approval);Testing
【摘要】:ThispartofIEC61672providesdetailsofthetestsnecessarytoverifyconformancetoallmandatoryspecificationsgiveninIEC61672-1:2002forconventionalsoundlevelmeters,integrating-averagingsoundlevelmetersandintegratingsoundlevelmeters.Patternevaluationtestsapplyforeachchannelofamulti-channelsoundlevelmeter,asappropriate.Testsandtestmethodsareapplicabletoclass1andclass2soundlevelmeters.Theaimistoensurethatalltestinglaboratoriesuseconsistentmethodstoperformpatternevaluationtests.
【中国标准分类号】:L31
【国际标准分类号】:17_140_50
【页数】:88P.;A4
【正文语种】:英语


Product Code:SAE ARP4120
Title:Foldable On-Board Wheelchairs for Passengers With Disabilities
Issuing Committee:S-9 Cabin Safety Provisions Committee
Scope:This document provides design guidelines for an on-board wheelchair (OBW) used in commercial aircraft operations.