01860oam 2200541 450 991071662750332120210721142214.0(CKB)5470000002523893(OCoLC)760789832(EXLCZ)99547000000252389320111111j197503 ua 0engur|||||||||||txtrdacontentcrdamediacrrdacarrierDigital phase-locked-loop speed sensor for accuracy improvement in analog speed controls /Arthur G. BirchenoughWashington, D.C. :National Aeronautics and Space Administration,March 1975.1 online resource (10 pages) illustrationsNASA/TM ;X-3200"March 1975."Includes bibliographical references (pages 5-6).Brayton cyclenasatAerospace vehiclesnasatSpace vehiclesAuxiliary power supplyAutomatic controlDetectorsDetectorsfastSpace vehiclesAuxiliary power supplyAutomatic controlfastBrayton cycle.Aerospace vehicles.Space vehiclesAuxiliary power supplyAutomatic control.Detectors.Detectors.Space vehiclesAuxiliary power supplyAutomatic control.Birchenough Arthur G.1391957United States.National Aeronautics and Space Administration,OCLCEOCLCEOCLCQOCLCFOCLCQOCLCOOCLCQGPOBOOK9910716627503321Digital phase-locked-loop speed sensor for accuracy improvement in analog speed controls3510954UNINA