Understanding Skywave PropagationA promo
Understanding the propagation of the sky waves is essential for radio amateurs who want to improve their communication skills.
 Skywave compared to line-of-sight and ground–wave modes |
This project provides radio amateurs with a detailed overview and tutorials.
Find here basic and advanced explanations, practical methods, map-charts, banners, calculators
, real-time reports 1, 2, 3, 4, 5, 6, 7, 8, models 1, 2, 3, table of contents, index of terms, and references. The entire website contains additional pages that each cover a sub-topic. See the sitemap.
The project "Understanding HF Propagation" provides a detailed overview and tutorials on HF propagation.