表示噪声源（热源﹑噪声管﹑射电源﹑接收机系统或其他有源多端网络）所发出的噪声功率的量度。它等于一个电阻在与这个噪声源相同的带宽内﹐给出相同的功率时﹐所具有的绝对温度。
基于噪声系数的Y因数法测量探讨_电子行业学术文章_质量学术文章_电子质量E周刊 关键词： 噪声系数；噪声温度；Y因数 [gap=504]Key words: Noise Figure;Noise Temperature;Y-factor
基于751个网页-相关网页
... noise abolishor 噪声抑制器 noise actingerature 噪声温度 noise accord 噪声单位 ...
基于12个网页-相关网页
通讯工程专业英语词汇翻译 ... 凯文温度 temperature， Kelvin 噪声温度 temperature， noise 时间包络面 temporal envelope ...
基于4个网页-相关网页
噪声温度计 [仪] noise thermometer
等效噪声温度 effective noise temperature ; noise temperature equivalent ; temperature equivialent noise
系统噪声温度 system noise temperature
天线噪声温度 [电讯] antenna noise temperature ; [电讯] Noise temperature of an antenna ; noise antenna ; temperature antenna
噪声温度比 noise-temperature ratio
标准噪声温度 [电子] standard noise temperature ; noise standard temperature
接收机噪声温度 Receiver noise temperature
等效卫星链路噪声温度 [通信] equivalent satellite link noise temperature
热噪声温度计 [仪] thermal noise thermometer
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通过制冷可以很大程度上降低接收机的噪声温度，从而提高接收机的灵敏度。
Through the refrigeration, we can greatly reduce the noise temperature of the receiver, so as to improve the sensitivity of the receiver.
等效噪声温度高达数十万度的A/D模块，引起了数字接收机性能的深刻变化。
The performance of a digital receiver will be changed significantly when the equivalent noise temperature of the A/D module rises to hundred thousands degrees.
该系统主要完成两大类功能：测试低噪声器件的噪声温度和校准固态噪声源的超噪比。
The system provides two major functions including measuring noise temperature of low noise devices and calibrating the Excess noise Ratio (ENR) of solid-state noise sources.
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