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  • Northern Ireland, Scotland, Second World War, Wales

Wartime transmission experiments and two unknown sites in County Down

The 1930s and 1940s saw huge advances in the development of radio and radar technologies, with one of the most sophisticated networks of Radio Direction Finding (RDF) being deployed in…

Thank you for visiting Frontline Ulster. While I hope to provide informative and honest articles, sometimes I may get things wrong. Please contact me if this is the case and I will make any corrections necessary. Any location featured on this site does not indicate right of access. Please always seek the landowners permission where appropriate. All images are my own unless otherwise marked. Military sites can be dangerous, please take care and never cause any damage. Leave nothing but footprints and take nothing but photographs.

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