| 一种通用的音频周期性噪声抑制器 |
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| 引用本文： | 李升源,郭迎庆.一种通用的音频周期性噪声抑制器[J].南方冶金学院学报,2006,27(1):30-32. |
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| 作者姓名： | 李升源 郭迎庆 |
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| 作者单位： | 江西理工大学机电工程学院,江西赣州341000 |
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| 摘 要： | 对采用RC串并联选频电路组成通用音频周期性噪声抑制器进行了研究．介绍了其电路组成、参数设计、仿真结果和实用效果．其主要特点是抑制频率可调，可用于抑制各种音频放大电路中的周期性噪声．
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| 关 键 词： | 音频信号 周期性噪声 音频放大器 噪声抑制器 |
| 文章编号： | 1007-1229(2006)01-0030-03 |
| 收稿时间： | 2005-06-28 |
| 修稿时间： | 2005年6月28日 |
A Kind of General Audio Frequency Periodic Noise Suppressor |
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| LI Sheng-yuang,GUO Ying-qing.A Kind of General Audio Frequency Periodic Noise Suppressor[J].Journal of Southern Institute of Metallurgy,2006,27(1):30-32. |
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| Authors: | LI Sheng-yuang GUO Ying-qing |
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| Affiliation: | Faculty of Mechanical and Electronic Engineering, Jiangxi University of Science and Technology, Ganzhou 341000, China |
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| Abstract: | The writers have studied how to make a general audio frequency periodic noise suppressor by using a RC series-parallel frequency-selective circuit.The circuit composition,parameters design,simulation result and practical effect of this suppressor are introduced.Its chief characteristic is can to adjust the suppressing frequency,so that each kind of audio frequency amplifier's periodic noise can be suppressed. |
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| Keywords: | audio frequency signal periodic noise audio frequency amplifier noise suppressor |
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