满怀信心地对系统、子系统和部件的噪声系数进行测试。 快速、高效的 Ａｇｉｌｅｎｔ ＮＦＡ系列噪声系数分析仪──Ｎ８９７２Ａ（１０ＭＨｚ～１．５ ＧＨｚ）和 Ｎ８９７３Ａ（１０ＭＨｚ～３ＧＨｚ）──能同时进行噪声系数和增益测量，并给出噪声系数和增益随频率变化的曲 Confidence in the system, subsystems and components of the noise figure for testing. Fast and Efficient Agilent NFA Series Noise Figure Analyzers - N8972A (10MHz ~ 1.5GHz) and N8973A (10MHz ~ 3GHz) - Simultaneous Noise Figure and Gain Measurement with Noise Figure and Gain Varies with Frequency Song