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Aerospace & Defense

Focus where it counts

Missions evolve but one thing stays the same: the need to protect those who go in harm's way. Success depends on a changing mix of people and technology. As technology becomes more complex, assuring readiness gets tougher.

Keysight is a source of assurance that your mission will succeed. Through our expertise in measurement science and test processes, we give you more time for the bigger issues: fulfilling today's mission and managing the transition to what comes next. By helping you build greater assurance in system readiness, Keysight frees you to focus where it counts most.

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Spectrum Analysis Basics - Application Note 
This application note (also known as AN 150) explains the fundamentals of swept-tuned, superheterodyne spectrum analyzers and discusses the latest advances in spectrum analyzer capabilities.

Application Note 2016-11-02

Extending the Life of Test Systems that Support Long-term Programs - Application Note 
As an original equipment manager (OEM), we offers efficient and effective alternatives that can extend the life of systems and ensure that the individual instruments are meeting their warranted spec.

Application Note 2015-06-12

Effectively Maintaining and Troubleshooting Military Communication Systems - Application Note 
This application note covers the “what” and “how” of effective testing for best performance in military communication systems. Two examples will highlight what’s possible: field test and verification of radar systems.

Application Note 2014-09-11

Analyzing Frequency Stability in the Frequency and Time Domains - Application Note 
Describes both methods with an emphasis on practical, cost-effective solutions. For those who are new to the time-domain perspective, two proven frequency-to-time conversion methods are also presented.

Application Note 2014-08-11

Using Flexible Digital Modulation Testing for Satellite Regenerative Payloads - Application Note 
This application note focuses on solutions for the issues that create risks in the integration of mixed-signal systems with a mix of software and hardware tools. Examples focus on measurements of error vector magnitude (EVM), which is a key figure of merit for modulated signals implemented in either analog or digital form.

Application Note 2014-08-01

Measuring the Dependence of Optical Amplifiers on Input Power Using an Attenuator 
This application note describes the important optical amplifier properties of gain and noise figures and their dependence on the powers and wavelengths of the input signals.

Application Note 2014-07-31

Solutions for Wideband Radar and Satcom Measurements - Application Brief 
This application brief talks about using wide bandwidth oscilloscopes to directly measure and analyze X, Ku, and Ka-band Radar and Satcom transmitter outputs up to 62 GHz.

Application Note 2013-12-04

AXIe and PXI Modular Test Solution for Multiband SATCOM Monitoring - Application Note 
This application overview will show how to simplify multiple satellite band monitoring and analysis using the Keysight AXIe M9703A high-speed digitizer, N5183A LO, and 89601B VSA software.

Application Note 2013-11-07

M9703A AXIe High-Speed Digitizer with Real-Time Digital Downconversion Capability - Application Note 
This application note describes how to use the M9703A AXIe high-speed digitizer with real-time digital downconversion (DDC) capability to perform ultra-fast relative phase and gain measurements.

Application Note 2013-08-19

Make Custom OFDM Measurements with 89600 VSA Software Option BHF - Application Note  
Read about how to configure 89600 VSA software with Option BHF custom OFDM modulation analysis to analyze and troubleshoot new, custom, proprietary, generic, or non-standard OFDM signals.

Application Note 2012-11-21

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 2012-05-04

Custom OFDM Signal Generation Using SystemVue - Application Note 
This application note describes a new comms standard based on OFDM which is provided by SystemVue 2011 to create both simulation and measurement, with links to the new 89600B VSA software for further demodulation and analysis.

Application Note 2010-12-09

Combining Simulation and Test to Accelerate SDR Development 
The note reviews the major attributes of SDRs then looks at two key topics: the use of multiple waveforms during SDR design and the use of simulation to add flexibility to SDR testing.

Application Note 2010-11-19

Solutions for Addressing SDR Design and Measurement Challenges 
This "solutions for" application brief discusses how to use COTS technology and an integrated design-to-test flow to quickly develop optimal SDRs.

Application Note 2009-08-03

Solutions for Digital Video - Ensuring Delivery of Quality, Standard-Complaint Digital Video 
This “solutions for digital video" application brief discusses how to deliver quality, standard-compliant digital video devices to market…using the PXB, MXA, MXG and Signal Studio Software.

Application Note 2009-06-11

Techniques and Trends in Signal Monitoring, Frequency Management and Geolocation of Wireless 
This application note reviews various issues, techniques and associated equipment required for signal monitoring and frequency management of RF spectrum in the VHF/UHF frequency range.

Application Note 2009-04-27

Characterizing phase-locked-loop signal transition behaviors of Microphonic/Phase-hit 
This paper discusses how Keysight's Signal Source Analyzer helps you to identify unwanted phase-locked-loop transition "phase-hits", and achieve easy, comprehensive and accurate phase-locked-loop characterization in both linear and nonlinear regions.

Application Note 2008-10-02

Software Defined Radio Measurement Solutions 
This Application Note introduces the SDR architecture and types of analysis tools that are available when measuring the digital, analog and RF sections of a software radio.

Application Note 2007-07-13

Making RF Measurements on Digital Serial Data with Keysight's Signal Extractor and the 89600 VSA 
This application note is designed to guide you through making measurements on serial data using a Keysight logic analyzer with the B4602A Signal Extractor tool and Keysight's 89601A vector signal analyzer (VSA) software. (AN 1593)

Application Note 2007-05-08

How to integrate switches and an optical attenuator in the amplifier test set-up 
This application note discusses how to ensure an accurate characterization, and how to integrate the required measurement equipment.

Application Note 2002-09-02

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 2002-03-25

Spectrum Analysis: Amplitude and Frequency Modulation (AN 150-1) - Application Note 
Modulation is the act of translating some low-frequency or base-band signal (voice, music, data) to a higher frequency. Why do we modulate signals? There are at least two reasons: to allow the simultaneous transmission of two or more baseband signals by translating them to different frequencies...

Application Note 2001-10-01

Variable Optical Attenuator in BER Test Applications 
This application note will help users of optical attenuators to understand the key features of Keysight’s new attenuator family.

Application Note 2001-08-23

Signal Generator Spectral Purity Considerations in RF Communications Testing (AN 388) 
This Tutorial is an Application note that describes what spectral purity is and its components. Using applications, the importance of good spectral purity is explained.

Application Note 2001-02-20

89410A and 89440A Vector Signal Analyzer Characterization of Digital Communications Channels 
Accurate measurements of channel imperfections are important to the designers and operators of digital communication systems.

Application Note 2000-11-01

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