LEADER 02442nam 2200613I 450 001 9910702723703321 005 20150105080730.0 035 $a(CKB)5470000002430965 035 $a(OCoLC)899208626 035 $a(EXLCZ)995470000002430965 100 $a20150105j201404 ua 0 101 0 $aeng 135 $aurmn||||||||| 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 10$aTraveling-wave tube amplifier second harmonic as millimeter-wave beacon source for atmospheric propagation studies /$fRainee N. Simons and Edwin G. Wintucky 210 1$aCleveland, Ohio :$cNational Aeronautics and Space Administration, Glenn Research Center,$dApril 2014. 215 $a1 online resource (3 pages) $cillustrations (some color) 225 1 $aNASA/TM ;$v2014-218121 300 $aTitle from title screen (viewed Dec. 31, 2014). 300 $a"April 2014." 300 $a"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." 320 $aIncludes bibliographical references (page 3). 606 $aDirectional couplers$2nasat 606 $aSatellite communication$2nasat 606 $aSatellite antennas$2nasat 606 $aRadio frequencies$2nasat 606 $aWaveguides$2nasat 606 $aTraveling wave amplifiers$2nasat 606 $aTransmission efficiency$2nasat 606 $aMillimeter waves$2nasat 606 $aAtmospheric effects$2nasat 606 $aWave propagation$2nasat 615 7$aDirectional couplers. 615 7$aSatellite communication. 615 7$aSatellite antennas. 615 7$aRadio frequencies. 615 7$aWaveguides. 615 7$aTraveling wave amplifiers. 615 7$aTransmission efficiency. 615 7$aMillimeter waves. 615 7$aAtmospheric effects. 615 7$aWave propagation. 700 $aSimons$b Rainee$f1949-$0845520 702 $aWintucky$b Edwin G. 712 02$aNASA Glenn Research Center, 712 02$aUnited States.$bNational Aeronautics and Space Administration, 801 0$bGPO 801 1$bGPO 906 $aBOOK 912 $a9910702723703321 996 $aTraveling-wave tube amplifier second harmonic as millimeter-wave beacon source for atmospheric propagation studies$93499091 997 $aUNINA