ITU R S 733:2000
ITU R S 733:2000 Determination Of The G/t Ratio For Earth Stations Operating In The Fixed-satellite Service
Table of Contents
ANNEX1-Measurementoftheratiowiththeaidofradiostars1Introduction
2Methodofmeasurement
3Suitableradiostars
4Correctionfactors
4.1Angularextensionofradiostars
4.2Changeoffluxwithtime
4.3Polarizationeffects
5Limitationsoftheradiostarmethod
APPENDIX1TOANNEX1-Contributionstothenoisetemperature
ofanearth-stationreceivingantenna
1Introduction
2Measuringequipment
3Resultsofmeasurements
ANNEX2-Measurementoftheratiowithasignalfroma
geostationarysatellite
1Introduction
2Methodofmeasurement
3Limitationsofthemethod
ANNEX3-Methodofdeterminingearth-stationantenna
characteristicsatfrequenciesabove10GHz
1Introduction
2Specificationofthefigureofmerit
3Calculationmodel
4Samplecalculation
4.1Assumptions
4.2Calculationresults