Articles Published in Cal Lab Magazine
By Patrick J. Abbott & Zeina J. Jabbour Mass metrology carried out in atmospheric pressure air is suitable for most every critical application. However, mass metrology in vacuum is important in several current research projects. […]
Jerry Eldred, Lead Metrologist for Evans Analytical Group (EAG) Calibration Services in Austin, Texas, demonstrates the basic methods of creating an ice-point bath. Read the full article (PDF)
By Duane Lowenstein Understanding the true cost of ownership of an asset is always hard, for Test and Measurement equipment, even harder. This difficulty is due to variables like calibration, technological life span, depreciation and […]
By John Ball Precision turbine flow meters are widely applied in Army research, development, and test facilities. Helicopters, tanks, and many other military machines are dependent upon engine and hydraulic test stands located at depots […]
By Jon M. Baldwin, Kim D. Summerhays and Daniel A. Campbell Comprehensive tools for evaluating the uncertainty of measurements made with coordinate measuring machines (CMMs) have been available for several years, yet their widespread application […]
By Frank Liebmann The objective of this article is to give laboratory personnel a basis to set up a calibration program for infrared thermometers. While this information is not a complete set of instructions, it […]
By Abdulaziz A. Al-Ghonamy, Mamdouh Halawa and Mohamed Aichouni This paper presents a proposal for establishing a portable laboratory in hot, arid regions to provide the necessary maintenance services for equipment used in remote sites […]
By Sulan Zhang This paper introduces a solution for high attenuation measurement of step attenuators. Fundamentally, this high attenuation measurement method is based on the cascaded 2-port network and S-parameter theory. This method is to […]
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