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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.

Notes d’application 2016-04-15

Calculating Measurement Uncertainty using Digital Multimeter Ratio Measurement Techniques 
This paper compares three DMM ratio measurement techniques for determining the traceable value and measurement uncertainty of an unknown input.

Notes d’application 2015-09-04

PDF PDF 761 KB
“Shotgunning”, a Bad Fit for Lead-Free Test 
Shotgunning, a common repair technique in functional test, will be negatively affected by lead-free processes. This article explores the technique and draws broad conclusions regarding the impact of lead-free on electronics manufacturing test

Notes d’application 2015-07-14

PDF PDF 99 KB
Using Calibration to Optimize Performance in Crucial Measurements - Application Note 
This application covers two goals: help you ensure that you get the calibration you expect (and deserve), and help you improve effective measurement performance through innovative use of calibration.

Notes d’application 2015-06-24

PDF PDF 1.14 MB
Calibration of a Ratio Transformer - White Paper 
Describes a calibration technique for decade ratio transformers which is performed by comparison measurement at 1kHz.

Notes d’application 2015-06-09

PDF PDF 735 KB
The Six Axes Of Calibration - Application Note 
To help demonstrate the variances in the deliverables and value of calibration due to lack of regulation. They have been split into 6 axes. This document discusses each of these axes.

Notes d’application 2015-06-04

Connector Pin Recession and its Effect on Network Analyzer Accuracy - White Paper 
Outlines an experiment undertaken to assess the impact on the measurement of reflection coefficient when using 3.5 mm connectors.

Notes d’application 2015-05-20

PDF PDF 406 KB
Attenuation Measurement of Step Attenuators - Application Note 
Describes the T-matrix measurement method for achieving high accuracy in calibrating step attenuators.

Notes d’application 2015-05-20

PDF PDF 715 KB
Uncertainty Analysis for Uncorrelated Input Quantities - White Paper 
The Guide to the Expression of Uncertainty in Measurement (GUM) has been widely adopted in the different fields of the industry and science. Learn how to use for uncorrelated input quantities.

Notes d’application 2015-05-19

PDF PDF 502 KB
Revisiting Mismatch Uncertainty with the Rayleigh Distribution - White Paper 
This paper examines several important aspects of estimating mismatch uncertainty, which is often a major component of the total uncertainty for RF and microwave measurements.

Notes d’application 2015-05-19

PDF PDF 932 KB
Understanding the Fundamental Principles of Vector Network Analysis - Application Note 1287-1 
This application note explores the fundamental principles of vector network analysis. The discussion includes the common parameters (S-parameters). RF fundamentals such as transmission lines and the Smith chart will also be reviewed.

Notes d’application 2015-05-15

Fully-Automatic DMM Calibration System - White Paper 
Describes a fully-automatic calibration system for digtial multimeters (DMMs), including the uncertainty estimation of DC Voltage measurements.

Notes d’application 2015-05-15

PDF PDF 1008 KB
A Guard-Band Strategy for Managing False-Accept Risk - White Paper 
Presents guard-band strategy for managing false-accept risk with only limited knowledge of the a priori probability that a device is in tolerance.

Notes d’application 2015-05-13

PDF PDF 260 KB
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.

Notes d’application 2015-05-07

Evaluation of the Performance of a State-of-the-Art Digital Multimeter - White Paper 
Describes several methods used to verify the performance of a very accurate automatically calibrated DMM, the HP 3458A.

Notes d’application 2015-05-07

PDF PDF 864 KB
Language of Specifications - Application Note 
This paper explains some of the arcane language used in describing a product's characteristics.

Notes d’application 2015-05-07

PDF PDF 695 KB
Selecting a Calibration Vendor - Application Note 
Cost is important but are there any other questions that need to be asked in selecting a calibration supplier?

Notes d’application 2015-05-07

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.

Notes d’application 2015-05-07

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.

Notes d’application 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.

Notes d’application 2015-05-05

PDF PDF 569 KB
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.

Notes d’application 2015-05-05

PDF PDF 290 KB
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.

Notes d’application 2015-04-27

PDF PDF 1.03 MB
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.

Notes d’application 2015-04-27

PDF PDF 3.09 MB
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.

Notes d’application 2015-04-24

PDF PDF 258 KB
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.

Notes d’application 2015-04-24

PDF PDF 3.18 MB

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