In this paper, room sound field theory as the basis of measurement based on reverberation chamber and waveguide theory as the basis of measurement based on impedancetube are introduced.
本文介绍了声学特性测量混响室法的基础室内声场理论与阻抗管法的基础管道平面波理论。
2
In this paper, a method of measuring the input mechanical impedance of the array element (longitudinal vibrating transducer) with square radiation head by using impulse sound tube is proposed.
本文提出了以声脉冲管测量辐射头为方形的一种阵元(纵向振动换能器)的输入力阻抗的方法。
3
This paper aims to develop sound absorption and insulation real-time measurement system based on impedancetube, which will be applied in measurement in situ and product line.