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HomeArticlesVol. 25:2 (Apr 2018)

Vol. 25:2 (Apr 2018)

A Comparison of Deadweight Testers and Digital Pressure Calibrators

June 27, 2018 Office

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 […]

More on the t-Interval Method and Mean-Unbiased Estimator for Measurement Uncertainty Estimation

June 27, 2018 Office

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 […]

A Risk Based Approach to Calibration Laboratory Infrastructure Modernization

June 27, 2018 Office

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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  • “We transform precision into progress” – PTB.de
  • NAPT Announces Game-Changing Proficiency Testing Risk Analysis Module
  • Yokogawa Test & Measurement Releases SL2000 High-Speed Data Acquisition Unit
  • World Metrology Day – 20 May 2025
  • Accredited Calibration Laboratories for Medical Radiation
  • Automating Calibration with LabView
  • How to Verify Every Test Point Against Your Lab’s ISO/IEC 17025 Scope of Accreditation
  • A Collection of Meatballs
business calibration training dimensional Education electrical flow force Force & Torque freeware general industry standards ISO/IEC 17025 mass & weight measurement uncertainty Metrology 101 metrology training national metrology institutes news optical photometry pressure pressure & flow RF & Microwave software temperature
  • Office: A reader noticed the tolerances were not correct. Lower and upper limits in the table of the article have now…
  • Office: Thank you Kent! ~Sita
  • marlett-NSTec: In the article “Learning to Apply Metrology Principles to the Measurement of X-ray Intensities in the 500 eV to 110…
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About Us
Cal Lab Magazine is a quarterly publication that covers measurement science and instrument calibration for managers, engineers, and technicians. Since 1994, Cal Lab Magazine continues to cover international standards, calibration techniques and new technology for measurement areas: electrical, dimensional, temperature, pressure, flow and mass. This web site is an online extension of the printed magazine, offering a calendar of worldwide conferences and seminars, resource links, industry news, and articles.
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