hf propagation and clandestine communications during ww ii
Post on 02-Nov-2021
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HF Propagation And Clandestine Communications During The Second World War By Brian Austin, G0GSF Excerpt from “Radio Bygones” No. 120, August-September 2009 Posted by kind permission of the author and Wimborne Publishing Ltd. Copyright © 2009 Wimborne Publishing Ltd.
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