1) electret transducer
驻极体换能器
2) push-pull electret transducer
推挽驻极体换能器
3) electret microphone
驻极体传声器
1.
This paper presents the methods for the heart sound acquisition used electret microphone,including the heart sound extraction project,principle,rules and the impedance conversion of microphone.
详细介绍了驻极体传声器在心音信号采集中的方法,包括心音信号提取的方案、原理、规则及传声器的阻抗变换问题。
2.
This paper discussed the circuit model of a electret microphone and the conventional microphone preamplifiers.
分析了驻极体传声器的电路模型及其传统的前置放大电路。
3.
The electret microphone is a new microphone which is made with the electret material.
驻极体传声器是一种用驻极体材料制造的新型传声器。
4) electret acoustic sensor
驻极体声传感器
5) electret sensor
驻极体传感器
1.
Using a speaker drived with the output of a low frequency numerical signal generator as sound source and an electret sensor as detector,traditional instrument for sound velocity measurement is improved.
采用低频数字信号源推动小型扬声器做声源,用静电式驻极体传感器做拾音器,对传统的声速测量装置进行了改进。
6) electretfilter
驻极体过滤器
补充资料：推挽
1.见"推挽"。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条