...—2008年第5期—龙源期刊网 关键词: 混频器;噪声系数;动态范围;隔离度;混频失真 [gap=772]Keywords:mixer;noise factor;dynamic range;isolation degree;mixing distortion ...
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noise factor meter 噪声系数测量计 ; 噪声系数丈量计
excess noise factor 过量噪声因数 ; 噪声因子
system noise factor 系统噪声系数
noise-factor measurement 噪声系数测量
spot noise factor [电子] 点噪声系数
narrow-band noise factor 窄带噪声因数
spot frequency noise factor [电子] 点频噪声因数
NF Noise Factor 噪音系数
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The noise factor analyzer's operation principle and the basic noise factor measurement method, Y factor method, are described.
论述了噪声系数分析仪的工作原理和噪声系数最基本的测量方法——Y因子法。
In the meanwhile, with using more accurate expression of the avalanche excess noise factor, we give a relation schema between sensitivity and dark current.
同时,采用了较为精确的过剩噪声系数表达式,给出了灵敏度与暗电流的关系曲线。
But there's another important factor in this process: background noise.
不过在这个过程中还有一个重要的因素:背景噪音。
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