| 对针式万用表直流电压档灵敏度的改进 |
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| 引用本文： | 沈茜.对针式万用表直流电压档灵敏度的改进[J].青海大学学报,2002,20(2):38-39. |
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| 作者姓名： | 沈茜 |
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| 作者单位： | 青海大学水电系 青海西宁810016 |
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| 摘 要： | 在分析实验室现有万用表情况的基础上论述了对指针式万用表直流电压档测量灵敏度改进的原理及方法，并进行验证，阐述了这一改进对于提高此类万用表灵敏度的重要作用。
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| 关 键 词： | 针式万用表 直流电压档 灵敏度 数字式万用表 LM358 |
| 文章编号： | 1006-8996(2002)02-0038-02 |
| 修稿时间： | 2002年1月12日 |
The discussions about improve Sensitivity Ratio of the Direct Voltage at Pointer Multimeter |
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| SHEN Qian.The discussions about improve Sensitivity Ratio of the Direct Voltage at Pointer Multimeter[J].Journal of Qinghai University(Natural Science),2002,20(2):38-39. |
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| Authors: | SHEN Qian |
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| Abstract: | The paper discussed the principle and method about improving sensitivity ratio of the direct voltage at pointer multimeter on the basis of analyzing the present multimeter in the laboratory,and tested it ,then expounded that it is important for the similar multimeter to improve about sensitivity ratio. |
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| Keywords: | Pointer Multimeter Direct Voltage Digital Multimeter Sensitivity Ratio LM358 |
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