April 11, 2024, Mike Peña, UC Santa Cruz We now have the largest 3-D map of our cosmos ever created, thanks to a powerful instrument mounted atop a telescope in Arizona with a robotic array […]
YORK, PA, UNITED STATES, April 21, 2024 /– A trio of metrology industry veterans with over 100 years of experience have co-authored a guidebook titled “Decision Rule Guidance, 1st Edition 2024,” available for download. The […]
Munich 04-Apr-2024 DC power supplies are essential throughout the electronics industry to provide the basic requirement of accurate and stable DC power from an AC source that may be subject to fluctuations and surges. The […]
EVERETT, Wash., April 2, 2024 — Calibration technicians need efficient, reliable oscilloscopes to reduce costly errors, delays, and safety issues. Given the complexity of these scopes – with thousands of test points – operators need […]
March 14, 2024 Chip-based devices known as frequency combs, which measure the frequency of light waves with unparalleled precision, have revolutionized time keeping, the detection of planets outside of our solar system and high-speed optical […]
by David F. Martson The development and use of intrinsic standards, e.g., Josephson Voltage Standard or JVS, has brought the primary level of uncertainty achievable for DC voltage down to a few nV/V (ppb), while […]
by James G. Salsbury When an accredited laboratory makes a statement of conformity to a specification, ISO/IEC 17025 requires the use of a decision rule that takes into account the level of risk associated with […]
by Dan Wiswell We’ve all heard people speak of accuracies and tolerances in more colorful language than what would be expected in a metrology lab. “Plus-or-minus a hand grenade” or, “Close enough for government work” […]
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