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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.

Keysight RF and Digital Learning Center - A commitment to learning with industry experts

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10 Hints for Making Successful Noise Figure Measurements - Application Note 
This document will help minimize the uncertainties in your noise figure measurements. Key topics include minimizing extraneous signals, mismatch uncertainties, nonlinearities, and path losses.

Application Note 2019-09-25

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 2019-03-19

Making Conducted and Radiated Emissions Measurements - Application Note 
This application note provides an overview of radiated and conducted emissions measurements as well as a methodology for EMI precompliance testing.

Application Note 2019-03-08

Making EMI Compliance Measurements - Application Note 
This application note provides an overview of EMI compliance test requirements and measurement approaches.

Application Note 2018-10-31

EMI Compliance Test vs. EMI Pre-Compliance Test - Application Brief 
This paper gives you an understanding on the advantage of running an in-house EMI pre-compliance test with a spectrum analyzer, guide you through the process of making a good estimation of your new product's EMI performance, and diagnose unwanted emissions.

Application Note 2018-08-07

Pulsed Carrier Phase Noise Measurements - Application Note 
This application note discusses basic fundamentals for making pulsed carrier phase noise measurements.

Application Note 2018-03-09

Testing and Troubleshooting Digital RF Communications Receiver Designs (AN 1314) 
This Application Note covers the fundamental measurement principles involved in testing and troubleshooting digital communications receivers, particularly those used in digital RF cellular systems. Measurement setups are provided for receiver performance tests and troubleshooting tips are given.

Application Note 2018-01-26

Signal Analysis Measurement Fundamentals, Optimize Noise Floor, Resolution Bandwidth, and More 
Learn measurement fundamentals to optimize your signal analysis for greater insights

Application Note 2017-12-13

Preselector Tuning for Amplitude Accuracy in Microwave Spectrum Analysis 
This 8 page application note introduces the technique for broadband modulated signals employed in the new MXA signal analyzer.

Application Note 2017-12-05

Optimizing RF and Microwave Spectrum Analyzer Dynamic Range - Application Note 
This application note defines the elements of spectrum analyzer measurement speed and shows how to choose solution bandwidth and data output format for fast measurements.

Application Note 2017-12-01

New Pulse Analysis Techniques for Radar and EW - Application Note 
This app note discusses the best tools for different types of pulse analysis, along with display and analysis techniques for various signals and measurement goals.

Application Note 2017-12-01

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 2017-09-06

Bluetooth Audio Measurement with the U8903B Performance Audio Analyzer - Application Note 
This article focuses on the Bluetooth audio measurement applications of the U8903B performance audio analyzer. Bluetooth audio is also part of the whole audio measurement and analysis ecosystem.

Application Note 2016-01-28

Optimizing RF and Microwave Spectrum Analyzer Dynamic Range -- Application Note 
The dynamic range of a spectrum analyzer is traditionally defined as the ratio, in dB, of the largest to the smallest signals simultaneously present at the input of the spectrum analyzer that allows measurement of the smaller to a given degree of uncertainty. The signals of interest can either be...

Application Note 2015-07-24

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

 
Streamline EMC Compliance Testing with Prescan Analysis Tools - Application Note 
Application note

Application Note 2014-08-01

PDF PDF 899 KB
Essential Capabilities of EMI Receivers - Application Note 
What makes an EMI receiver fully compliant? This application note provides an overview of some of the most useful internal diagnostic tools for quickly & efficiently measuring unwanted emissions.

Application Note 2013-10-14

Vector Signal Analysis Basics - Application Note 
This application note serves as a primer on vector signal analysis. It covers VSA measurement concepts and theory of operation, general vector-modulation analysis and, digital-modulation analysis. Previously known as AN150-15.

Application Note 2012-11-21

Spectrum and Signal Analysis Pulsed RF Application Note 150-2 
This application note is intended as an aid for the operation of spectrum and signal analyzers and the interpretation of the displayed pulse spectra.

Application Note 2012-07-05

Fundamentals of RF and Microwave Power Measurements (AN 1449) - Application Note 
Keysight's Fundamentals of RF and Microwave Power Measurements, application note (AN 1449-1/2/3/4).

Application Note 2009-06-05

 
Boosting PLL Design Efficiency From free-running VCO characterizations to closed-loop PLL evaluation 
This application note describes introduces practical solutions for VCO/PLL performance evaluation and gives actual examples of parameter measurements using the E5052B.

Application Note 2008-11-21

Characterizing Clock Jitter through Phase Noise Measurements Speeds up Design Verification Process 
This white paper discusses a new measurement method for obtaining highly accurate low random jitter (RJ) measurements and performing real-time analysis of RJ and periodic jitter (PJ) of components.

Application Note 2008-11-20

ESA-E Series Spectrum Analyzer Performance Guide Using 89600 VSA Software 
This application note characterizes the performance of the ESA-E series spectrum analyzers and the 89600 vector signal analysis software.

Application Note 2005-05-09

Performance Spectrum Analyzer Series: Swept and FFT Analysis Application Note 
This Product Note covers the measurement speed and other benefits of advanced signal processing in the new PSA Performance Spectrum Analyzer Series.

Application Note 2004-10-19

89441A Vector Signal Analyzer Phase Noise Measurements 
The procedure takes you step-by-step through a phase noise measurement on the 89441A using two methods: direct spectrum and PM demodulation. No options are required to make this measurement.

Application Note 2004-07-26

PDF PDF 90 KB

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