by Henry Zumbrun There is a bit of a disconnect regarding risk mitigation practices in the metrology and calibration provider community. Most likely, this comes from a misunderstanding of terminology or legacy requirements that have […]
PTBnews 03.2021 — In collaboration with an industrial partner, PTB has developed and assessed a very compact wavelength standard. This standard is based on a diode laser whose frequency is stabilized to transitions of the […]
PTBnews 3.2021 — At PTB, absolute length measurements on a single-crystal silicon gauge block have been performed using imaging interferometry. These measurements have a smaller measurement uncertainty than all previous measurements. They provide more accurate […]
Researchers at the National Institute of Standards and Technology (NIST) have conducted the first demonstration of a faster and more accurate way to calibrate certain kinds of microphones. The technique, which uses lasers to measure […]
With accuracy capabilities on par with laboratory grade thermometers, the Additel 282 is capable of handling even your most critical measurements. This ultra-high precision handheld readout features dual analog channels designed to facilitate comparison measurements […]
Introducing the newest addition to the Fluke Calibration pressure instrument lineup: The P5514B Hydraulic Pressure Comparator. It is a simple, robust, and economical pressure test pump for calibrating gauges, switches, and transducers with accurate, fine […]
by Ryan Egbert and Joseph Rindone The following article is part three of a four-part Metrology 101 series focusing on temperature. The written content provided here is also intended to be combined with demonstration videos […]
by John Wright, Gina Kline, Kevin John, Brian Novitsky, Jason Bellavance, Kevin Shufelt, Bradley Nease, Miles Owen, Joe Allen, Casey Rombouts, William Gause, John Cuccio A comparison of seven gas flow calibration laboratories piloted by […]
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