Antenna tuning
Antennatuning9AntennaMeasurementsTheelectricalcharacteristicsofanantennathatareofinteresttoobtainbydirectmeasurementare:1)Thefrequencyatwhichtheantennaistuned.2)Thegain.3)Theradiationpattern.Tuningofanantenna.Tocheckifanantennaistunedatthecorrectfrequency,wecanuseaDirectionalCouplerandaSpectrumAnalyzer.ThesignalisinternallygeneratedbytheTrackingGeneratoroftheSpectrumAnalyzer,whichisconnectedtotheinputportoftheDirectionalCoupler.TheantennaisconnectedtotheoutputportoftheDirectionalCoupler.SPECTRUMANALYZERWITHTRACKINGGENERATORANTENNAUNDER
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