Category: Technical Aids

H2S and The Pathfinders

H2S was a critical part of the electronics war waged by the Pathfinders. The radar equipment transmitted a directional beam of high-energy impulses outwards and downwards towards the ground. Reflections of its own impulses received from the ground were accepted back into the H2S aerial, fed into a receiver, and showed up as bright spots Read More

16/17 December 1943: FIDO & Landing Aids

One of the reasons why 16/17 December 1943 was so disastrous was the extreme limitations of landing aids. The only facilities available for such severe bad weather conditions were FIDO and a system known as SBA. Read the Full Article: 16/17 December 1943 – FIDO & Landing Aids Read More


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