手持式声场型听力筛查仪校准方法  

A calibration method of hand-held sound field hearing screening equipment

作　　者：邓峥[1] 周子炜[1] 陈文王 唐晓花[1] Deng Zheng;Zhou Ziwei;Chen Wenwang;Tang Xiaohua(Shanghai Institute of Measurement and Testing Technology)

机构地区：[1]上海市计量测试技术研究院

出　　处：《上海计量测试》2016年第4期36-38,42,共4页Shanghai Measurement and Testing

摘　　要：介绍了现有手持式声场型听力筛查仪的应用范围和工作原理,分析其发出的声学信号如啭声的特点,根据其特点设计了一种可行的新校准方法,并给出了一个校准实例。The application range and working principle of the hand-heldsound field hearing screening equipment are introduced, and the feature ofthe sound signal produced by the hand-held sound field hearing screeningequipment such as warble tone is analyzed. According to the feature a newcalibarion method is proposed, and a calibration example is given.

关 键 词：手持式声场型听力筛查仪 啭声 

分 类 号：TH785.1[机械工程—仪器科学与技术]