Tagged: Disaster Response


Critical Frequency and MUF

This article is the second in a series on Portable NVIS Communication. This series focuses on short-haul communication during a disaster. Introduction There are Three Keys to NVIS Communication: Critical Frequency (foF2) Maximum Usable...


Why Marathons Are Better than 5K Races

The 2017 Chicago Marathon is tomorrow. Runners from all over the world are here looking to compete after months of intense training. For the 12,000 volunteers who make the race run, it also is...