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RF & Microwave

For most of your RF & Microwave measurement needs, you can find application & solution information here.

Be sure to check the library of application notes for detailed information on using your equipment and successfully completing the measurements you need.

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Noise Figure Uncertainty Calculator 
The noise figure uncertainty calculator has been created to aid your design work, from components through to systems, helping you meet the continued demand for higher system performance.

Analysis Tool 2015-05-29

 
Noise Figure Measurement Accuracy - The Y-Factor Method - Application Note 
Specific to instruments that use the Y-factor method for noise figure measurements, this app note discusses measurement basics, avoidable errors, loss and temperature corrections, and uncertainties.

Application Note 2014-02-26

PDF PDF 1.48 MB
Fundamentals of RF and Microwave Noise Figure Measurements - Application Note 
This 32-page, black-and-white application note providesinformation on RF and Microwave noise figure measurementts. Topics include noise figure and temperature, noise characteristics of two-port networks, and the measurement of noise figure.

Application Note 2010-08-05

Noise Figure Measurements of Frequency Converting Devices, AN 1487 
"This application note provides details and examples about how the Keysight NFA Series noise figure analyzer (NFA) performs measurements in amplifier, downconverter and upconverter measurement mode".

Application Note 2004-02-06

Non-Zero Noise Figure After Calibration (AN 1484) 
This Application Note attempts to explain the reasons behind the zero-error and shows with examples that it does not have a compromising effect on instrument accuracy in a measurement situation.

Application Note 2004-01-20

PDF PDF 95 KB
NFA Series Noise Figure Analyzer, Programming Examples 
This Product Note contains programming examples of measurement scenarios written in pseudo code, to enable the automated control of the NFA Series Noise Figure Analyzers using SCPI standard commands.

Application Note 2000-11-27

PDF PDF 1.19 MB
Practical Noise-Figure Measurement and Analysis for Low-Noise Amplifier Designs (AN 1354) 
This Application Note is a timely and detailed examination of the process needed for making practical noise figure measurements of low-noise amplifiers which includes software modeling.

Application Note 2000-09-01

PDF PDF 1.65 MB