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Small Antenna Design

上传者: 2019-06-05 13:58:54上传 PDF文件 2.83MB 热度 37次
Antennaperformanceisfundamentallyafunctionofsizemeasuredinwavelengthsattheoperatingfrequency.“Electricallysmall”antennasarethosethataresmallcomparedtothewavelength,notnecessarilysmallcomparedtothepeoplewhousethem.ThewavelengthatthemiddleoftheAMbroadcastbandis300m,soatower30mtall
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