传声器校准用活塞发生器的研究进展

Study Progress of Pistonphone Used for Microphone Calibration

简要介绍了传声器校准用活塞发生器的基本原理和技术关键,综述了传声器校准用活塞发生器整体设计、活塞位移测量、影响因素修正、初始条件确定等方面的研究进展,对活塞发生器发展趋势进行了探讨。

The theory and key technique of the pistonphone used for the microphone calibration are compendiously described in this paper. The study progress of the pistonphone used for the microphone calibration, including the design of the chamber, the measurement of the piston displacement and the compensation of the influence factors etc, are summarized with relative references as well. Furthermore, the development trend of the pistonphone is discussed.