December 2017 – Cal Lab Magazine

New NIST Spectrometer Measures Single Photons with Great Precision | NIST

December 18, 2017 Office

Future communications networks that are less vulnerable to hacking could be closer to reality with an invention that measures the properties of single-photon sources with high accuracy. Built by scientists at the National Institute of […]

Modular vs. Monolithic Automation

December 14, 2017 Office

by Michael Schwartz Over the past 30 years of my software and automation career, I have migrated to a modular approach to software design. I come from an Object Oriented Programming (OOP) background and I […]

Basic Rise Time Measurements

December 14, 2017 Office

by Jerry Eldred Although rise time is a common calibration measurement in pulse/function generators and some oscilloscopes, it is often not well understood. Making a good rise time measurement is somewhat similar to home stereo […]

Large Volume Cone Differential Pressure Meters

December 14, 2017 Office

by Richard Steven & Joshua Kinney Cone DP meters are a member of the generic DP flow meter family. Used extensively throughout different industries for quarter of a century, the cone meter is now a […]

History of Lowry PMEL School

December 14, 2017 Office

by Sita Schwartz, Editor For an industry outsider looking in, an awful lot of metrology technicians and metrologists have their background in the military. There’s a reason for that: Precision Measurement Equipment Laboratories (PMEL) schools […]

New edition of ISO/IEC 17025 just published | ISO News

December 1, 2017 Office

ISO/IEC 17025:2017, General requirements for the competence of testing and calibration laboratories, is the international reference for laboratories carrying out calibration and testing activities around the world. Producing valid results that are widely trusted is […]