February 2012 – Cal Lab Magazine

Metrology 101: Calibrating 1 mW 50 MHz Power Reference Output

February 22, 2012 Office

By Hock Eng Lim This latest Metrology 101 articles shows us how to use new standards to calibrate the reference calibration output of a power meter. Read the Full Article (PDF)

Comparison of Uncertainty Calculation Models

February 22, 2012 Office

By Hening Huang Three models are available in the literature for calculating the expanded uncertainty using the experimental standard deviation: the Student’s t model, Craig model, and Bayesian model. This paper compares these three models […]

Calibrating Low-Temperature Radiation Thermometers

February 22, 2012 Office

By Peter Saunders The advent of low-cost handheld radiation thermometers, or infrared (IR) thermometers, has led to a proliferation of non-contact temperature measurement in the food, building, and low-temperature processing industries. These thermometers typically measure […]

Alaska Metrology & Calibration Services

February 22, 2012 Office

by Sita Schwartz This editor recently networked up with business owner, Clinton Schirard, out of Anchorage, Alaska. His situation is unique in that he operates a mobile unit in an especially extreme environment. How many […]