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The Metrological & Financial Implications of a Clogged Fan Filter - Application Note 
This article discussed the implications of having a clogged air filter and addresses solutions to helping in the prevention of clogged air filters.

Application Note 2015-05-07

Instrument Design Validation and Recommended Calibration Policy - Application Note 
Provides background information on the test philosophies and methods used when developing instrument verification and adjustment procedures.

Application Note 2015-05-07

Sensitivity Analysis of One-port Characterized Devices in Vector Network Analyzer Calibrations 
Results of a study on the use of characterized devices in microwave vector network analyzer (VNA) calibrations and measurements. A review of the theory of one-port characterized device calibration.

Application Note 2015-05-05

Establishing Traceability for Quantities Derived from Multiple Traceable Quantities - White Paper 
Provides method of developing traceability for measurements (eg. phase noise) that have no SI units.

Application Note 2015-05-05

PDF PDF 413 KB
Too Much Calibration? - White Paper 
This paper explains the variables at work in the world of calibration - how they can be used to find the elusive balance point between cost and confidence, or "too much" and "not enough" calibration.

Application Note 2015-05-05

Using a Manufacturer's Specification as a Type B Error Contribution - White Paper 
Examines the implications of using a manufacturer's specification in an uncertainty analysis; and how calibration laboratories use uncertainty data in their quality systems and customer-facing documents.

Application Note 2015-04-27

Isolating Frequency Measurement Error and Sourcing Frequency by Robert Leiby 
When performing a calibration, the risk of incorrectly declaring a device as in-tolerance (false-accept risk) is dependent upon several factors such as the specified tolerance limit and guard band.

Application Note 2015-04-27

PDF PDF 3.09 MB
Qualitative Assessment on the Effects of Damage Connectors & Interfaces in Fiber Optic Measurements 
To qualify or predict the effects of damaged fiber optic connectors or optical interfaces, a qualitative assessment can ensure that these connectors are kept in a condition of optimum performance.

Application Note 2015-04-24

Calibration Process Innovation Using Non-Required Guard Banded Testing by Richard Ogg 
Calibration services vary as to how to set the acceptance limits compared to the required tolerance. Using a guard band to reduce the acceptance limit will increase the confidence in the calibration.

Application Note 2015-04-24

Business Considerations of Equipment Refresh in a Calibration Laboratory - White Paper 
Calibration laboratories operate in a world of constant change, and this is never more evident than in the products that are requested to be calibrated.

Application Note 2015-04-21

Calibration of Time Base Oscillators - White Paper  
As more accurate clocks were produced, new uses of time measurement were explored. As new uses were discovered, the need for even more accurate clocks became apparent.

Application Note 2015-04-13

PDF PDF 250 KB
Assurance of Calibration Results: Applying the Power of Visual Information to Improve Quality 
White paper on how Keysight maintains the ongoing reliability and validity of our calibration processes to help you mitigate the risks inherent in your measurements by using control charts.

Application Note 2014-12-15

PDF PDF 267 KB
Understanding Measurement Risk - White Paper 
An intuitive explanation of probability density functions drawing on Monte Carlo simulation to demonstrate the relationship between a device's true values and corresponding measured value.

Application Note 2014-08-12

Fundamentals of RF and Microwave Power Measurements (Part 3) (AN 1449-3) 
Power Measurement Uncertainty per International Guides AN 1449-3, literature number 5988-9215EN

Application Note 2014-08-01

Choosing the Test System Software Architecture - Application Note 
This application note is designed to help you quickly design a test system that produces reliable results and meets throughput requirements within budget. It explores the entire software development process, from gathering and documenting software requirements through design reuse considerations.

Application Note 2014-07-31

Calibration and Specification Considerations When Using Modular Instrumentation - Application Note 
Modular instruments such as PXI and AXIe offer significant configuration flexibility, interchangeability, speed, and size advantages but also present unique calibration challenges. This paper examines these issues in detail and considers both in situ calibration and calibration performed outside the use environment.

Application Note 2013-11-01

PDF PDF 312 KB
Problem with Subtype Learning When Used with the Connector Algorithm in R7.0 
5DX Technical Paper - Problem with Subtype Learning When Used with the Connector Algorithm in R7.0

Application Note 2013-10-29

PDF PDF 16 KB
How Senior Managers Perceive the Importance of Calibration - White Paper 
This paper, presented at the National Conference of Standards Laboratories International July 2013, discusses the importance of measurement accuracy and the financial impact it can have on the bottom line.

Application Note 2013-07-01

PDF PDF 1.78 MB
Calibration of Precision Step Attenuators - White Paper 
Automated parallel IF substitution system for precision attenuator calibration which has been in use for over 15 years and presents results of tests made on some very accurate attenuators.

Application Note 2012-05-07

PDF PDF 760 KB
Making Accurate Intermodulation Distortion Measurements with the PNA-X (1408-17) – Application Note 
This application note describes accuracy considerations when using the Keysight PNA-X microwave network analyzer for two-tone intermodulation distortion measurements.

Application Note 2012-03-05

Optimizing Dynamic Range for Distortion Measurements 
This Product Note covers high dynamic range measurement techniques for the new PSA Performance Spectrum Analyzer Series. The Note describes the best way to use the PSA series to make distortion measurements such as ACP, intermodulation, and harmonic distortion.

Application Note 2011-10-27

PDF PDF
Specifying Calibration Standards and Kits for Keysight Vector Network Analyzers (AN 1287-11) 
This paper discusses calibration standard definitions, calibration kit content, and its structure requirements for Keysight's vector network analyzers. Also provided are set up examples and how to modify an existing calibration kit definition file.

Application Note 2011-03-28

Setting and Using Specifications – An Overview, by Michael Dobbert 
This white paper presents techniques to set specifications and describes how metrologists use specifications in calibration.

Application Note 2010-09-01

Improved Throughput in Network Analyzer Applications (AN 1287-5) 
This Application Note explores a variety of throughput issues and how they might affect different applications. It suggests ways to improve network analyzer performance for better throughput in specific situations, and how to get an accurate picture of how an analyzer's performance might impact...

Application Note 2010-03-15

Pragmatic Method for Pass/Fail Conformance Reporting that Complies by Michael Dobbert & Robert Stern 
Innovative approach to simultaneously meet (ISO 17025, ILAC-G8, Z540.3)

Application Note 2010-03-01

PDF PDF 350 KB

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