Researchers at the National Institute of Standards and Technology (NIST) have for the first time used an apparatus that relies on the “noise” of jiggling electrons to make highly accurate measurements of the Boltzmann constant, […]
Law enforcement officials in Philadelphia say more than a thousand drunk-driving cases could be affected by faulty breathalyzer tests because some of the department’s machines were improperly calibrated.
Palmer Instruments Inc. announces the addition of the J-2000 Series of Aero Type Differential Pressure Gauges. Designed with the HVAC industry in mind, this new series of gauges features a frictionless gauge movement. Palmer Aero […]
NIST News – March 3, 2011 In just a few months, millions of young adults will graduate from college and step into productive careers in the global economy. Meanwhile, those already involved in standardization, particularly […]
by Jay Bucher As metrology/calibration departments need to comply with various requirements, such as 21 CFR Part 11 and ISO 13485, they find their processes increasingly need to be more dependent on electronic systems. The […]
by Richard W. Bono, Eric J. Seller ISO 16063 part 21 defines the back-to-back comparison technique for accelerometer calibration. Included in its most recent revision is a recommendation for acceptable limits on shaker transverse motion […]
by Richard Koops, Ancuta Mares, Jan Nieuwenkamp Line scales are important physical standards of length used for accurate positioning or measurement in one, two or three dimensions. Depending on the application, line scales can have […]
by Brien Gauthier Increase your efficiency and effectiveness by focusing in on any major problems your test unit may have with a quick and simple function check. The analyzer used for the example is an […]
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