On our web site we offer many models of flashlights from NiteCore. These are high end flashlights. They typically have aluminum cases that will withstand considerable abuse. The LEDs that gen

Last month I described the Spectrex Model 40/40i IR3 flame detector. This month I will describe the accessories for this unit.The accessories generally fit into two categories: Installation acc

Digital Multimeters, or DMM, or what used to be called DVM (digital volt meters), are very versatile tools and come in many levels of accuracy. A typical DMM for use in the field is between 3 and

The Spectrex 40/40i product line uses IR (Infrared) signals to detect fires. It does this by monitoring 3 different IR bands. Different fire sources product different ratios between the 3 bands.

Hello, there. This is Dr. Weather, your local metrologist.”“No, you mean meteorologist when you are describing someone that understands weather. A metrologist is someone that deals with Metrolo