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Trevor Lloyd Wadley

Trevor Lloyd Wadley, South African electrical engineer (Durban 02 September 1920 – Warner Beach, Natal Province 21 May 1981)


INVENTED

Wadley loop receiver or circuit (1940s)

A sound for measuring ionosphere with a novel heterodyne method

Tellurometer, used in land surveying (1954)

Panoramic adapter


PATENTS

Distance measuring system. US3241139A (1964)

Determining relative position by means of transit time of waves. US2907999A (1955) & US3229285A (1960)

Device including a rotating magnet positioned relative to another magnet for indicating the presence of magnetizable elements. US3541438A (1967)