发送器
Also known as transmitter, XMTR, TX
thumb|Commercial FM broadcasting transmitter at radio station [[WDET-FM, Wayne State University, Detroit, US. It broadcasts at 101.9 MHz with a radiated power of 48 kW.]]
AI overview
A radio transmitter is a device that sends radio signals through the air at specific frequencies, like the FM station WDET-FM in Detroit which broadcasts at 101.9 MHz. It matters because it allows radio stations to reach listeners across wide areas by converting audio and other information into electromagnetic waves that radios can receive.
AI-generated from the Wikipedia summary — may contain errors.
Article · 中文
发送器（英語：Transmitter）或无线电发送器在电子学中，指的是一种利用天线发送无线电波的装置。无线电发送器产生交变电流，作用于天线。天线产生无线电波，并将其发送至空间。除了在无线电广播中的应用，无线电发送器还被广泛使用在各种利用无线电进行通讯的设备中。常见的应用有手机、无线局域网、蓝牙、无线对讲机等等。 无线电发送器通常仅限于指代用于无线通讯或者无线电定位系统中发射无线电波的设备。广义上的无线电波发生器，例如微波炉或者电磁炉中产生无线电的装置，一般不被称为无线电发送器，虽然它们的工作原理是类似的。
Abstract from DBpedia / Wikipedia · CC BY-SA