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Chapter 7 – Propagation

Once a signal is traveling between antennas, how does it get from Point A to Point B? What makes bands open and close? How do the solar cycle and the seasons affect propagation? Section 7 introduces you to the exciting world of HF propagation.

Propagation

• Propagation - several introductory and basic propagation articles
• RSGB Propagation - thorough list of resources from the Radio Society of Great Britain
• AC6V Propagation Resource List - compilation of propagation links and resources
• Propagation Prediction Software - software package list on the AC6V Web site

Beacon Stations

• NCDXF Beacons - the Northern California DX Foundation maintains a world-wide system of beacons for hams to use for checking HF propagation
• Directories of Beacon Stations

Solar Activity and Geophysical Information

• Spaceweather - what’s going on around the Earth
• HF Radio - real-time information and predictions