以下为句子列表：
英文: Scrambler - A device that electronically alters a program signal so that it can be seen only by persons, typically paid subscribers, with appropriate decoding, or descramblerdevices.
中文: 扰频器-此电子设备可以改变一个节目的信号，只有在正确的解码或安装正确的装置时，才能被特定人群收看，特别是付费订户。
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英文: With the development of digital satellite broadcasting and high speed digital signal processing technology, adopting satellite transport program signal has become a simple and feasible technology method to realize FM radio synchronous broadcasting and ext
中文: 摘要随着数字广播卫星和高速数字信号处理器技术的发展，采用卫星传输节目源信号已成为实现调频同步广播、扩大广播电台覆盖范围的一种简捷、可行的技术方案。
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