Abstract:
本文提出了一种新型的电子移相调幅抗干扰原理。仪器内部产生的移相调幅信号能自动跟踪干扰信号的大小和相位,与干扰信号大小相等相位相反,两者互相抵消,提高了介质损耗和电容的测量精度,可使仪器在强大的电磁场干扰情况下得到准确可靠的结果。介绍了它的工作原理、电路组成和软件设计,给出了实验结果。
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Year: 2002
Language: Chinese
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