| 用锁定放大器精确测量热敏电阻的温度特性 |
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| 引用本文： | 秦巍,董有尔. 用锁定放大器精确测量热敏电阻的温度特性[J]. 太原师范学院学报(自然科学版), 2005, 4(1): 40-43 |
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| 作者姓名： | 秦巍 董有尔 |
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| 作者单位： | 山西大学,物理电子工程学院,山西,太原,030006 |
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| 摘 要： | 文章介绍了锁定放大器的功能特性，设计了用其精确测量热敏电阻温度特性的测量电路，并进行了测试、分析，得出了热敏电阻阻值随温度变化的关系曲线。
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| 关 键 词： | 锁定放大器 精确测量 热敏电阻 电阻温度特性 功能特性 测量电路 关系曲线 温度变化 电阻阻值 |
| 文章编号： | 1672-2027(2005)01-0040-04 |
| 修稿时间： | 2003-11-10 |
The Precise Measurement of Temperature Speciality of The Thermistor with Lock in Amplifier |
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| Qin Wei,Dong Youer. The Precise Measurement of Temperature Speciality of The Thermistor with Lock in Amplifier[J]. Journal of Taiyuan Normal University:Natural Science Edition, 2005, 4(1): 40-43 |
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| Authors: | Qin Wei Dong Youer |
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| Abstract: | The principle and the performance of the Lock in Amplifier are discribed and the precise measuring system temperature speciality of the thermistor is devised.According to analysis, the curved line thermistor changing with temperature has been drawn. |
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| Keywords: | lock in amplifier thermistor precise measurement temperature speciality |
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