CQ Amateur Radio

Winter Sporadic-E-Like Propagation on 6 Meters

WITH A FOREWORD BY DR. PHILIP J. ERICKSON,# W1PJE

As winter approaches, “Magic Band” fans look forward to a seasonal increase in E-layer propagation on 6 meters. But is it really the same as much more intense summertime Sporadic-E? HamSCI’s K1YOW has been investigating and says weather plays a big role.

The Ham Radio Science Citizen Investigation, HamSCI <>, is an organization connecting professional ionospheric and atmospheric researchers with the worldwide amateur radio community. HamSCI was started by ham-scientists who study upper atmospheric and space physics, and the group is dedicated to enabling amateurs’ ability to make and contribute truly scientific observations through pursuit of the hobby we all enjoy. K1YOW has been making just such a set of detailed science experiments as described in this article using his powers of observation. It represents a great example of not only the power of “what if?” curiosity but also of the strength of merging science and amateur radio to help advance knowledge of Earth’s ionosphere. In the end, we hope this article encourages many others to be curious during their own operations, to connect with the scientific community,

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