RF techniques 90-Gc millimeter wave work
Sky temperature measurements made at 90-Gc with radio telescope system consisting of 60-inch millimeter searchlight antenna and superheterodyne radiometer
DEEP SPACE↗
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Search indexed NASA NTRS and DOE OSTI research on propulsion, heat transfer, battery materials and energy systems. Follow report and document links to the original sources.
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RF techniques - Mismatch errors on noise temperature measurements
General-case equations for application to mismatch errors in Y-factor measurements for calibration of receiver - radio frequency technique for noise temperature measurement errors
NOISE MEASUREMENT↗
Low data rate telemetry RF system development
Low data rate telemetry radio frequency solid state transmitter for telecommunication system capable of surviving high impact on lunar or planetary surface
TRANSMITTER↗
Evaluation of the NASA-KSC-MILA RF BORESIGHT Test Facility at X-Band and S-Band Final Report
Theoretical and experimental evaluation of radar boresight range on Merrit Island
RADAR RANGE↗
Improved RF calibration techniques - Noise temperature calibrations
Noise temperature calibrations of Venus Deep Space Station radio frequency cone antenna
CALIBRATION↗
RF techniques - Evaluation of radome materials for the Ascension Island DSS ANTENNA
Evaluation of radio frequency characteristics of radome materials for Venus Deep Space Station antenna using radiometric measurements
RADOME MATERIAL↗
Improved RF calibration techniques - Daily system noise temperature measurements
Improved radio frequency calibration techniques - refinement of daily system noise temperature calibration technique
ANTENNA↗
Improved RF calibration techniques - Weekly noise temperature calibrations
Improved calibration techniques - weekly noise temperature calibrations for Mars and Venus Deep Space Stations
THERMAL NOISE↗
RF techniques - Application of dc potentiometer insertion loss test set to mm wavelengths
Thermistor mount for dc potentiometer insertion loss test set
TEST EQUIPMENT↗
Demodulation of amplitude modulated RF WAVES in a plasma at resonance
Demodulation of amplitude modulated radio frequency waves in plasma at resonance
AMPLITUDE MODULATION↗
Operation of an ion-cyclotron-wave generation apparatus in a RF self-sustained mode
Operation of ion cyclotron wave generation apparatus in radio frequency self-sustained mode
ION CYCLOTRON↗
Comparison of optical and RF tracking for the lift-off phase of Saturn launch.
Optical and UHF Doppler /UDOP/ tracking for lift-off phase of Saturn SA-5 launch vehicle
ULTRAHIGH FREQUENCY↗
Diversity RF receiving system with improved phase-lock characteristics
Improved diversity receiving system automatically utilizes the combined output from its two independent receiving channels /with cross- polarized receiving antennas/ to increase the reliability of maintaining the requisite phase lock for optimum signal reception. It is adapted for use with AM, PM, or narrow band FM signals.
Di Losa, V. J.↗
Analysis of polar cap absorption events. 3 - Time relation of RF-H alpha maximum intensity for all cm bursts more than or equal to 500 times 10-22 W/m2c/s/-1 Quarterly report
Spectrum analysis of radio frequency emissions from polar cap absorption events
Jonah, F. C.↗
RF evaluations of the Stray Electrical Energy Indicator /SEEI/ Final report
Radio frequency sensitivity evaluation of stray electrical energy indicator
Mohrbach, P. F.↗
Comments on a Cooperative RF Technique for Collision-Hazard Warning
Feasibility of cooperative radio frequency method for collision-hazard warning
Schrader, J. H.↗
Ionospheric composition measurements with an RF impedance probe
Ionospheric composition measurements with radio frequency impedance probes
Miller, E. K.↗