当年考了一Radio Techniican执照,得-Call Sign.

wxc0210 · 2012-05-10 12:49:13Z

当年考了一Radio Techniican执照,得-Call Sign.简介

来源: wxc0210 于 2012-05-10 12:49:13 [档案] [旧帖] [给我悄悄话] 阅读数 : (31 bytes)

回答: 给大家讲讲为啥玩业余电台的特别在意高频辐射的问题。。。由 mc3361 于 2012-05-10 10:16:23

湾区山上有很多.Repeater.

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