Product Code:SAE AS21916
Title:Reducer, External Thread, Flareless Tube
Issuing Committee:G-3, Aerospace Couplings, Fittings, Hose, Tubing Assemblies
Scope:Scope unavailable.【英文标准名称】:Electroacoustics-Equipmentforthemeasurementofreal-earacousticalcharacteristicsofhearingaids
【原文标准名称】:电声学助听器的真耳声学特性的测量设备
【标准号】:IEC61669-2001
【标准状态】:现行
【国别】:国际
【发布日期】:2001-01
【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】:仪器;助听器;声学测量;声学;定义;测量;人体;术语;额定值;耳;测量技术;电声学
【英文主题词】:Acousticmeasurement;Acoustics;Calibration;Data;Definitions;Ears;Electricalengineering;Electroacoustics;Electromagnetic;Electromagneticcompatibility;Electromagnetism;Electrostatics;EMC;Hearingaids;Humanbody;Instructionsforuse;Instruments;Marking;Measurement;Measuringincertainity;Measuringsignal;Measuringtechniques;Moisture;Noise(environmental);Noise(spurioussignals);People;Precision;Properties;Ratings;Signals;Sound;Temperature;Terminology;Testing
【摘要】:ThisInternationalStandardspecifiesthegeneralrequirementsfortestequipmentdesignedforuseinmeasuringthereal-earacousticalcharacteristicsofhearingaidsanddescribestheterminologyused.ThepurposeofthisInternationalStandardistoensurethatmeasurementsofreal-earacousticalcharacteristicsofahearingaidonagivenhumanear,performedwithdifferenttestequipmentwhichcomplywiththisInternationalStandardusingmethodsdescribedinISO12124,shallgivesubstantiallythesameresults.
【中国标准分类号】:L31
【国际标准分类号】:11_180_15
【页数】:35P.;A4
【正文语种】:英语