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Innovative Use Cases for Handheld Analyzers in the Medical Field
Handheld analyzers provide affordable, portable measurement capabilities. This white paper discusses the use of handheld analyzers in two unique and innovative medical applications: cancer detection and spinal cord stimulation.

Application Note 2020-09-02

Spectrum Analysis and the Frequency Domain - Application Note
FieldFox Fundamentals Lesson 2 — Spectrum analysis and the frequency domain using FieldFox handheld analyzers

Application Note 2020-08-26

Four Measurements You Can Perform on the Go
This white paper discusses the importance of commonly made radio frequency field measurements: real-time spectrum analysis (RTSA), noise figure, over-the-air measurements (OTA), and cable and antenna test (CAT).

Application Note 2020-05-22

PDF PDF 2.93 MB
Smarter Airports: Field Assurance for Airports and Air Traffic Control Systems
Successful airport operation depends on numerous indispensable modern electronic devices and monitoring networks. With the rollout of 5G, service engineer teams responsible for field testing airport and air traffic control systems have to plan for a new era of smart, civil aviation. This white paper covers several monitoring systems found in the air transport industry and the field tests used to verify their performance.

Application Note 2020-05-16

Transmission Lines and Reflected Signals - Application Note
Teaching Lab #3:Transmission Lines and Reflected Signals University Engineering Lab Series - Lab 3

Application Note 2020-04-02

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 2020-03-02

Spectrum and Signal Analyzer Measurements and Noise Application Note 1303
Noise is the classical limitation of electronics. In this application note, the characteristics of noise and its direct measurement are discussed in detail.

Application Note 2020-02-27

PDF PDF 3.57 MB
Three Best Practices for Optimizing EVM Measurements for Wideband Signals - White Paper

Application Note 2020-01-31

PDF PDF 3.36 MB
Four Channel Power Measurement Must-Haves for Your Field Kit - White Paper
Modern communications systems have complex modulation formats. This white paper covers four channel power measurements you should make in the field to ensure the performance and compliance of these systems.

Application Note 2020-01-19

Techniques for Time Domain Measurements - Application Note
This application note explains common time domain and distance-to-fault measurement techniques using a network analyzer and provides measurement examples.

Application Note 2019-11-25

PDF PDF 1.52 MB
Introduction to the FieldFox RF Analyzer - Application Note
FieldFox Fundamentals Lesson 1 — Introduction to the FieldFox RF & microwave analyzer

Application Note 2019-11-25

Investigate Interference Issues in the Field with RTSA - White Paper
Interference is everywhere — and traditional analysis isn’t reliable. This white paper discusses interference sources, the flaws of traditional analysis, and how RTSA aids interference detection.

Application Note 2019-11-06

PDF PDF 2.77 MB
Using Noise Floor Extension in an X-Series Signal Analyzer - Application Note
With sufficient processing and other technical innovations, the noise power in a signal analyzer can be modeled and subtracted from measurement results to reduce the effective noise level.

Application Note 2019-10-07

Overcoming RF & MW Interference Challenges in the Field - Application Note
This application note discusses practical strategies to overcome RF and microwave interference challenges in the field using real-time spectrum analysis (RTSA).

Application Note 2019-09-30

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

3 Steps to Characterize RF Devices with Stimulus-Response Measurements - White Paper
Perform stimulus-response tests, such as CCDF, harmonics, TOI, ACP, and EVM to understand the performance of the DUT under different conditions to determine the best trade-offs in your design.

Application Note 2019-09-20

EMC Compliance Testing: Improve Throughput with Time Domain Scanning - Application Note
This application note provides an overview of time domain scan, the test scenarios in which it provides the greatest time savings, and trade-offs between speed and overload protection.

Application Note 2019-08-29

Bluetooth® 5 Technology Fundamentals and Critical Test Parameters - Application Note
An overview of Bluetooth evolution and what is new in Bluetooth 5, physical layers and critical test requirements for Bluetooth 5, concluded with a brief introduction of Keysight Bluetooth signal generation and signal analysis solutions.

Application Note 2019-08-13

The Why, What, and How of Analog Demodulation Measurements - White Paper
In this white paper, you will learn what analog modulation is, why it useful, and a tip for measuring modulated signals.

Application Note 2019-07-25

PDF PDF 9.36 MB
EMI Pre-Compliance Fundamentals - White Paper
Learn how to make radiated and conducted emissions measurements.

Application Note 2019-07-23

Streaming, Analysis and Playback of RF Interference Signals in AD Applications - Application Note
Streaming, Analysis and Playback of RF Interference Signals in Aerospace and Defense Applications –looks at countering undesirable signals using a system based on COTS hardware and software when intentional interference is created to disrupt the operation of a victim receiver.

Application Note 2019-06-27

Measuring ACLR Performance in LTE Transmitters - Application Note
This note focuses on the adjacent channel leakage-power ratio (ACLR) test, a vital one for LTE.

Application Note 2019-03-25

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

Designing and Testing 3GPP W-CDMA Base Stations (Including Femtocells) - Application Note
W-CDMA is one of several wideband digital cellular technologies competing for the third-generation (3G) cellular market.

Application Note 2019-01-30

USB 2.0 Compliance Testing with Infiniium Oscilloscopes - Application Note
This Application Note discusses the solution for the USB 2.0 test suite. The Keysight solution is the only one-box solution that uses the official USB-IF scripts for precompliance ans compliance testing.

Application Note 2019-01-29

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