Keysight N8974B Noise Figure Analyzer


The N8974B high performance noise figure analyzer is designed to make fast, accurate and repeatable noise figure measurements.



A built-in noise figure uncertainty calculator can prepopulate data from the SNS noise source, USB preamplifier, as well as all the required instrument parameters such as analyzer noise figure, gain and noise figure uncertainty, and match. Default noise figure settings offer simultaneous noise figure and gain measurements. By using Table view several measurements including Noise Figure, Noise Factor, Y-Factor, Gain, Phot, Pcold, and Teffective can be viewed simultaneously in tabular form.

  • Frequency range 10 MHz to 7 GHz in a one-box solution
  • Multi-touch interface
  • Includes Spectrum Analyzer and IQ Analyzer (Basic) modes
  • Built-in standard options include P07, PFR, FSA, NFE, and B25
  • N-type (f) input connector
  • SNS series noise source compatibility
  • U7227C 100 MHz to 26.5 GHz External USB Preamplifier included


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