LEADER 02109nam 2200529Ia 450 001 9910700981903321 005 20111027112951.0 035 $a(CKB)5470000002413205 035 $a(OCoLC)758858969 035 $a(EXLCZ)995470000002413205 100 $a20111027d2010 ua 0 101 0 $aeng 135 $aurcn||||||||| 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 10$aLocating and quantifying broadband fan sources using in-duct microphones$b[electronic resource] /$fRobert P. Dougherty, Bruce E. Walker, Daniel L. Sutliff ; prepared for the 16th Aeroacoustics Conference cosponsored by the American Institute of Aeronautics and Astronautics and the Confederation of European Aerospace Societies, Stockholm, Sweden, June 7-9, 2010 210 1$aCleveland, Ohio :$cNational Aeronautics and Space Administration, Glenn Research Center,$d[2010] 215 $a1 online resource (19 pages) $ccolor illustrations 225 1 $aNASA/TM ;$v2010-216931 300 $aTitle from title screen (viewed on Oct. 27, 2011). 300 $a"December 2010." 300 $a"AIAA-2010-3736." 320 $aIncludes bibliographical references (page 19). 606 $aAnnular ducts$2nasat 606 $aMicrophones$2nasat 606 $aAerodynamic noise$2nasat 606 $aAeroacoustics$2nasat 606 $aAircraft noise$2nasat 606 $aNoise measurement$2nasat 615 7$aAnnular ducts. 615 7$aMicrophones. 615 7$aAerodynamic noise. 615 7$aAeroacoustics. 615 7$aAircraft noise. 615 7$aNoise measurement. 700 $aDougherty$b Robert P$01387414 701 $aWalker$b Bruce E$0148185 701 $aSutliff$b Daniel L$g(Daniel Linden),$f1962-$01387415 712 02$aNASA Glenn Research Center. 712 12$aAIAA/CEAS Aeroacoustics Conference$d(16th :$f2010 :$eStockholm, Sweden) 801 0$bGPO 801 1$bGPO 906 $aBOOK 912 $a9910700981903321 996 $aLocating and quantifying broadband fan sources using in-duct microphones$93437229 997 $aUNINA