Archives – Cal Lab Magazine

A New Direct Comparison Calibrator for RF Power Sensors

January 1, 2025 Office

by Michael Eckart Wireless products are everywhere. From wireless communications devices to children’s toys to military weapons systems, more and more products are using radio frequencies (RF) (100 kHz to 1 GHz) and microwaves (1 […]

Statistical Analysis of Network Analyzer Measurements

January 1, 2025 Office

by John Juroshek, C.M. Wang, George McCabe For the past five years, the Automatice RF Techniques Group (ARFTG) has conducted a measurement comparison program for vector network analyzers. The results of those measurements varies substantially, […]

RF/Microwave Coaxial Connector Care

January 1, 2025 Office

by Curtis Moss & Greg Miller An RF/Microwave measurement is only as good as the connections made in that measurement. Cleanliness and careful handling of RF/Microwave coaxial connectors are critical for making repeatable and reliable […]

The Basics of Measurement, Traceability and ISO/IEC 17025

September 20, 2024 Office

by Martin de Groot & Peter van de Leemput (Jul-Sep 2009) Abstract: This paper deals with accreditation of calibration laboratories, considering that for many calibration technicians the step to accreditation is a significant border to […]

The Basics of Temperature Measurement

September 20, 2024 Office

by Martin de Groot & Erich Tegeler (Jan-Mar 2009) Abstract: This is the first in a series of papers about the basics of measurement. The subject, temperature, is basic by itself, because it is so […]

The Business of Calibration: The Role of Marketing & Customer Service

September 3, 2024 Office

by Greg Powell, B.S., M.B.A. The calibration laboratory is increasingly viewed as a business operation. In-house labs are called on to justify their expenses relative to the cost of a commercial lab. Commercial laboratories are […]

GPS Receiver Calibration: Why Is It Necessary

July 25, 2022 Office

by Nadya Goldovsky Measurement uncertainty for a GPS receiver depends on the receiver’s design and on the measurement method used. The majority of clients’ GPS receivers operate with C/A code and use the one-way method […]

Hart Scientific’s UKAS-Accredited European Primary Temperature Laboratory

November 2, 2020 Office

by Chris Juchau Volume 11:1, Jan-Mar 2004 When Hart Scientific became a Fluke company in 2001, it gained immediate opportunities and abilities to better reach and service its customers overseas. Offices around the world became […]