electrical – Page 5 – Cal Lab Magazine

Pushing the Observer Effect

February 1, 2024 Office

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” […]

EMPIR project videos explaining aspects of magnetic calibrations and measurements freely available – EURAMET News

January 18, 2024 Office

EMPIR Capacity Building project Traceability Routes for Magnetic Measurements (TRaMM, 21SCP02) is a training project, where INRIM, the NMI for Italy, is transferring knowledge and expertise in the field of magnetic measurements and calibrations to […]

Flexible Josephson metrology system – PTB.de

January 4, 2024 Office

PTBnews 3.2023 Working within an industrial cooperation project, PTB has developed a novel metrology system for the quantum-based generation and measurement of voltage signals. The system is based on a pulse-driven Josephson standard, the Josephson […]

Keysight Launches Next-Generation Vector Signal Generator for Dense Wideband Multichannel Applications

October 10, 2023 Office

SANTA ROSA, Calif. September 18, 2023 Keysight Technologies, Inc. (NYSE: KEYS) introduces a new compact, four-channel vector signal generator (VSG) capable of signal generation up to 8.5 GHz with 960 MHz of modulation bandwidth per […]

Yokogawa Test & Measurement Releases DLM5000HD Series High Definition Oscilloscopes

August 29, 2023 Office

Tokyo, Japan – August 7, 2023 — Yokogawa Test & Measurement Corporation announces the release of the DLM5000HD series high definition oscilloscopes. Positioned as a high-performance version of the DLM5000 series, the DLM5000HD series expands […]

How to Calibrate Thermometry Bridges: Ensuring Accurate Temperature Measurements

July 27, 2023 Office

by David Southworth Thermometry bridges play a crucial role in temperature measurement, particularly when it comes to the interpolation of the Standard Platinum Resistance Thermometer (SPRT) specified by the ITS-90. However, to achieve precise and […]

The En-Lightened Movement

July 27, 2023 Office

by Dan Wiswell As we all know, many years ago there was a time when there were no electrical testing instruments. I often think of how difficult it must have been for the pioneers of […]

Improving the Uncertainty of DC Current Measurements

April 22, 2023 Office

by Kai Wendler, Roberto Roca Profet, Keil Gallinger, Kyle Coleman, Alessio Pollarolo The accurate measurement of dc current from 1 A to 3000 A is of interest in many fields, including metrology, power generation, and multiple industries. […]