by Sean Nielson When choosing which instrument to use when calibrating pressure, the two most popular choices are deadweight testers and digital pressure gauges/calibrators with a pressure comparator. Each has its advantages and disadvantages. The […]
by Hening Huang This paper further explores the t-interval method and the mean-unbiased estimator for uncertainty estimation with a small number of measurements. It describes the logic behind the error bound-based definition of uncertainty, which […]
by Kevin R. Abercrombie Laboratories are often faced with budget constraints that limit the amount measurement system infrastructure upgrades that can be accomplished in any fiscal year. This paper describes a risk based approach to […]
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