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边限振荡器的工作原理是什么
更新时间: 2020-07-11 00:00:00  

1、边限振荡器是指振荡器调节至振荡与不振荡的边缘;

2、当样品吸收能量不同亦即线圈Q值改变时,振荡器的振幅将有较大变化;

3、当共振时样品吸收增强,振荡变弱,在示波器上就可显示出反映振荡器振幅变化的共振吸收信号。

关键词: 振荡器 工作 原理 什么

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