Lilley, G. M.Westley, R.Yates, A. H.Busing, J. R.2012-09-122012-09-121953-02http://dspace.lib.cranfield.ac.uk/handle/1826/7569The noise problem associated with an aircraft flying at supersonic speeds is shown to depend primarily on the shock wave pattern formed by the aircraft. The noise intensity received by a ground observer from a supersonic aircraft flying at high as well as low altitudes, is shown to be high although it is of a transient nature. Continues…enReport