In my previous article about OTDRs, I covered the basics of how the instrument works and how it is used to make basic measurements of attenuation, splice or connector loss and reflectance. If you need to, go back and review...
If you thought electrical contractors were immune to the ongoing proliferation of data and information privacy laws, think again. In several different ways, ECs may be on the hook for personal information obtained during...
It's common in our business that almost every new fire alarm system we install is the final system to come online. However, a building does not get an occupancy permit unless its fire alarm system passes the acceptance test....
The most powerful—and complicated—instrument used for fiber optic testing is an optical time domain reflectometer (OTDR). In the hands of an educated tech, the OTDR is a powerful testing and troubleshooting tool, but it can...
An electronic failure of an electrical component within a power room caused an outage at the Dane County Regional Airport in a snap of cold weather on Jan. 21, 2019 in Madison, Wis. Although it did not create the national...
The next time you head to the airport, there is a good chance you will verify your identity with the latest biometrics. Major airlines have been rolling out new programs and test beds, and they have been increasingly adopting...
Although electrical contractors (ECs) aren't yet in the majority when they use high-tech gadgets, a recent survey shows adoption rates are going up. Now is an ideal time for ECs to become familiar with what's available. Here...
