At the most basic level, your router is essentially just a tiny radio broadcast station — except that it's using frequencies in the microwave range, which is a little bit higher on the electromagnetic spectrum.

在最基本的层面上，您的路由器本质上只是一个微型无线电广播站——除了它使用微波范围内的频率， 该频率在电磁频谱上稍高一些。