| 摘要: |
| 对放大器输入电路的噪声从理论上进行一定分析，得到与噪声大小相关的函数关系。据此指出减小这种噪声的相应途径和给出选择小噪声放大器的有效依据。 |
| 关键词: 输入电路 噪声分析 放大器 |
| DOI：10.3969/j.issn.1001-893X. |
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| 基金项目: |
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| Noise Analysis of Input Circuit of Amplifier |
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| Abstract: |
| Analysis of input circuit of amplifier is discussed,corresponding function relation to noise is obtained.Relative approach to reduce the noise and effective proof of low noise amplifier selection is given. |
| Key words: Circuit and device,Input circuit,Noise, |
