The essential characteristics of transducer zero-excursion caused by common-mode interference are approached by means of a transducer equivalent circuit.
利用传感器等效电路，分析了共模干扰造成传感器零点变化的实质。
The main aspects are as follows:1. Derivate the resonance frequency equation according to the electro-mechanical equivalent circuit of sandwich transducer.
主要工作如下：1、根据夹心式换能器的机电等效电路图，推导了换能器的整体频率方程。
This paper uses the equivalent-circuit way to study the mathematical model of capacitive grate transducer.
该文采用等效电路法研究了容栅传感器的数学模型。
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