檢視调制器的原始碼

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| style="background: #FF2400" align= center|  '''<big>调制器</big>'''
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中文名；调制器

外文名；modulator

频率范围；49-750MHz 内任一频道

频率准确度；≤5KHz
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定义'''调制器'''是指通过数字信号处理技术，将低频数字信号（如音频、视频、数据等）调制到高频数字[[信号]]中，进行信号传输的一种设备。调制器广泛运用于广播（音频信号）、电视（视频信号）等信息的传输。调制器一般和解调器成对使用，[[调制器]]用于将数字信号处理到高频信号上进行传输，而解调器则将数字信号还原成原始的信号。<ref>[https://zhuanlan.zhihu.com/p/148389686 调制器的基本原理与性能],  知乎，2020年6月15日</ref>