K4AW HF Propagation and Space Technology Page

Propagation links are updated frequently

Near-Real-Time World MUF Map

HF Propagation Report (DX.QSL.NET)

HF Propagation Report (WWV)

The Sun, the Earth, the Ionosphere: What the Numbers Mean, and Propagation Predictions--a brief introduction to propagation and the major factors affecting it

By Carl Luetzelschwab, K9LA

Recent History of Solar Conditions

Click Image for Current Solar flux and A-Index charts
Updated 1st week of each month