2014 – Page 2 – Cal Lab Magazine

Report of an Interlaboratory Comparison of Phase Noise

September 11, 2014 Office

by Bart Caswell In 2013 and 2014, the U.S. Army Primary Standards Laboratory piloted a six-laboratory intercomparison (ILC) of phase noise measurements using a Fluke 9640A-LPN signal generator as the test article. The article was […]

Data – The Unrealized Frontier

August 17, 2014 Michael Schwartz

What can be done with the big data we have been collecting? The metrology industry is sitting on mountains of collected data. So why is it that most of us have yet to find value […]

New Fluke Calibration Low Phase Noise RF Reference Sources

August 6, 2014 Office

EVERETT, Wash., Aug. 6, 2014 – Fluke Calibration introduces the 96270A and 96040A Low Phase Noise RF Reference Sources, which simplify RF and microwave calibration systems by replacing many of the instruments and accessories in […]

Quality Magazine Unveils New Trade Show

June 19, 2014 Office

The Quality Show is a brand new tradeshow launching on October 27-29, 2015 at the Donald E. Stephens Convention Center in Rosemont, IL. The Quality Show, back home in Rosemont, is dedicated exclusively to connecting […]

Laboratory Management: An Introduction

May 20, 2014 Office

by Kenneth Parson This article covers the subject of laboratory quality/ management and address the issue of laboratory accreditation. I hope you will find this article interesting and informative and will help you to improve […]

Uncertainty Estimation Based on Repeated Observations of a Population of Instruments

May 20, 2014 Office

by Jonathon Harben This paper explores the similarities and differences between a measurement uncertainty as described in the GUM and a manufacturer’s specification when the history of compliance testing results is taken into consideration. It […]

Speed-of-Sound Measurements in Liquids Using Time-of-Flight Sensors

May 20, 2014 Office

by Christoph von Rohden Potentials and limitations of commercial sensors for in-situ speed-of-sound measurements in liquids working with the time-of-flight principle are discussed on the basis of laboratory investigations and an extended sensor calibration in […]

Metrology 101: The Effect of Cables and Shields on Traceability

May 20, 2014 Office

by Jesse Morse If a person making a dc or low frequency measurement fails to select the proper cables, or to properly connect the shields the traceability chain for that measurement can be violated. This […]