约翰逊噪声

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This page is a translated version of the page Dictionary:Johnson noise and the translation is 100% complete.
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{{#category_index:J|Johnson noise}} 由传导电子的随机热能引起的噪声。 也称热噪声。对于一个电子元器件,约翰逊噪声对应的等效均方电压值正比于绝对温度 K,带宽 B(单位:赫兹),和电阻 R (单位:欧姆):