The Denge

A fascinating article on U.K and European Sound Mirrors and their uses. Mirror image, very much looking like a set piece from an Andrei Tarkovsky feature.

dungeness5

“Sound Mirrors are A forerunner of radar, acoustic mirrors were built on the south and northeast coasts of England between about 1916 and the 1930s. The ‘listening ears’ were intended to provide early warning of incoming enemy aircraft”.

Sound Mirrors Full Article.