Category: Radio

Going Aeronautical Mobile on Saturday

A good friend invited my son and me for a flight in a Cessna 172 on Saturday. My 11-year-old has taken an interest in aviation. He’ll get the opportunity to sit behind the controls,...

Selecting Center Frequencies for an NVIS Antenna

This article is the fourth in a series on Portable NVIS Communication.  This series focuses on short-haul communication during a disaster. A Brief Review of NVIS Antennas Near Vertical Incident Skywave, or NVIS, is a...

2016 Jamboree on the Air Report

Jamboree on the Air is the world’s largest Scouting event. Each year, more than 1-million Scouters participate from 150 nations. K9RSR is the official Radio Scouting station of Rainbow Council BSA in suburban Chicago....

How to Calculate the Frequency of Optimum Traffic

This article is the third in a series on Portable NVIS Communication. This series focuses on short-haul communication during a disaster. Introduction Earlier in this series, I introduced the Three Keys to NVIS Communication:...

Counterpoise 2.0: Another Attempt

During Scout Camp last year, I experimented with adding a counterpoise to my handitalkie. The results were not good. With the Chicago Marathon on my calendar, I decided to revisit the experiment. Reconsidering the...

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...

What I Pack for the Chicago Marathon

For the fourth year, I will be part of the Medical Communication Team at the Chicago Marathon this weekend. Not only is the event a great time, it is a wonderful volunteer opportunity. If...