单词 | capacitor microphone |
释义 | capacitor microphone [kǝ`pas·ǝd·ǝr `mī·krǝ´fōn] ENGINEERING ACOUSTICS A microphone consisting essentially of a flexible metal diaphragm and a rigid metal plate that together form a two- plate air capacitor; sound waves set the diaphragm in vibration, producing capacitance variations that are converted into audio-frequency signals by a suitable amplifier circuit. Also known as condenser microphone; electrostatic microphone. |
随便看 |
|
科学参考收录了103327条科技类词条,基本涵盖了常见科技类参考文献及英语词汇的翻译,是科学学习和研究的有利工具。