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参见62楼说明
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13.56MHz 天线基本上靠磁耦合来工作的,辐射特性很弱,所以没必要满足1/4波长的辐射条件。 6Cdc?#& bsDA&~)s 可以参考下面文章的说明 {9/ayG[98 ((+XzV> |aaoi4OJ in/~' u http://www.emtalk.com/tut_1.htm
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