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.
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.
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。