02442nam 2200613I 450 991070272370332120150105080730.0(CKB)5470000002430965(OCoLC)899208626(EXLCZ)99547000000243096520150105j201404 ua 0engurmn|||||||||txtrdacontentcrdamediacrrdacarrierTraveling-wave tube amplifier second harmonic as millimeter-wave beacon source for atmospheric propagation studies /Rainee N. Simons and Edwin G. WintuckyCleveland, Ohio :National Aeronautics and Space Administration, Glenn Research Center,April 2014.1 online resource (3 pages) illustrations (some color)NASA/TM ;2014-218121Title from title screen (viewed Dec. 31, 2014)."April 2014.""Prepared for the International Symposium on Antennas and Propagation and USNC/URSI National Radio Science Meeting sponsored by the Institute of Electrical and Electronics Engineers, Memphis, Tennessee, July 6-12, 2014."Includes bibliographical references (page 3).Directional couplersnasatSatellite communicationnasatSatellite antennasnasatRadio frequenciesnasatWaveguidesnasatTraveling wave amplifiersnasatTransmission efficiencynasatMillimeter wavesnasatAtmospheric effectsnasatWave propagationnasatDirectional couplers.Satellite communication.Satellite antennas.Radio frequencies.Waveguides.Traveling wave amplifiers.Transmission efficiency.Millimeter waves.Atmospheric effects.Wave propagation.Simons Rainee1949-845520Wintucky Edwin G.NASA Glenn Research Center,United States.National Aeronautics and Space Administration,GPOGPOBOOK9910702723703321Traveling-wave tube amplifier second harmonic as millimeter-wave beacon source for atmospheric propagation studies3499091UNINA