Office – Page 45 – Cal Lab Magazine

NIST’s SAMURAI Measures 5G Communications Channels Precisely | NIST

August 10, 2020 Office

Engineers at the National Institute of Standards and Technology (NIST) have developed a flexible, portable measurement system to support design and repeatable laboratory testing of fifth-generation (5G) wireless communications devices with unprecedented accuracy across a […]

Redefined but Not Perfected: The On-going Saga of the Kilogram

July 28, 2020 Office

by Patrick J. Abbott The International Prototype Kilogram (IPK) realized the unit of mass in the International System of Units (SI) for over 130 years. On May 20, 2019, all fundamental quantities of the SI […]

Thru-Reflect-Line (TRL) Calibration

July 28, 2020 Office

by Brian Walker Calibration methodology for Vector Network Analysis has evolved over the years. The first calibrations were simple normalizations. Later, with a better understanding of the systematic errors a calibration methodology involving the measurements […]

Verifying the Integrity of S-Parameter Measurements

July 28, 2020 Office

by Christopher L. Grachanen Vector Network Analyzers (VNA) are used to measure a variety of RF parameters such as transmission loss, reflection loss, phase and group delay for a variety of passive RF devices and […]

New MSL Laboratory

June 17, 2020 Office

The simple exterior of the new building for the Measurement Standards Laboratory of New Zealand (MSL) hides a complex design and a technologically advanced laboratory. Based at Callaghan Innovation in Gracefield, Lower Hutt, scientists and […]

IAS to Host World Accreditation Day Online Event

June 8, 2020 Office

Brea, California: The International Accreditation Service (IAS) in Brea, California, will hold a few online World Accreditation Day event, Tuesday, June 9th, from 9:00 am to 10:30 am (Pacific Daylight Time). World Accreditation Day is […]

DWFritz Automation Metrology and Inspection Platform

June 4, 2020 Office

Conventional measurement systems such as coordinate measuring machines (CMMs) are utilized for quality control in various industries. They are typically located in environmentally controlled inspection rooms, which often impact machine availability. If the parts are […]

NIST Researchers Boost Microwave Signal Stability a Hundredfold | NIST

May 21, 2020 Office

Researchers at the National Institute of Standards and Technology (NIST) have used state-of-the-art atomic clocks, advanced light detectors, and a measurement tool called a frequency comb to boost the stability of microwave signals a hundredfold. […]