01489oam 2200457 450 991071711910332120220419141053.0(CKB)5470000002529028(OCoLC)1296713084(OCoLC)995470000002529028(EXLCZ)99547000000252902820220215j199801 ua 0engur|||||||||||txtrdacontentcrdamediacrrdacarrierDesign and use of microphone directional arrays for aeroacoustic measurements /William M. Humphreys [and three others]Hampton, VA :NASA Langley Research Center,January 1998.1 online resource (approximately 26 pages) illustrationsNASA/TM ;1998-207321"36st Aerospace Sciences Meeting and Exhibit January 12-15, 1998 / Reno, NV.""AIAA-98-0471."Includes bibliographical references (pages 11-12).AeroacousticsnasatArraysnasatAeroacoustics.Arrays.Humphreys William M.1388400Langley Research Center,GPOGPOGPOOCLCOOCLCFOCLCOGPOBOOK9910717119103321Design and use of microphone directional arrays for aeroacoustic measurements3438953UNINA