Solar CME and Earth's magnetic fieldWelcome to the RSGB’s propagation information pages, brought to you by the Propagation Studies Committee

This page and the sub-pages associated with it are here to assist in the understanding and advancement of radio propagation comprehension.

They are put together and maintained by the RSGB Propagation Studies Committee. Links to 3rd party sites may “expire” giving an error. Please report broken links to .

RadCom online Propagation Prediction Tools 

Propquest – near real-time propagation tool was developed by Jim Bacon G3YLA.

A good place to start is to insert a topic into your favourite search engine, however, below is a short list of beginner-type links to get started.