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Overview of the principle of mobile phone signal jammer:1. Introduction to the principles of mobile communication: The working principle of mobile phones is as follows: within a certain frequency range, mobile phones and base stations are connected through radio waves, and data and sound transmission are completed with a certain baud rate and modulation method.2. Introduction to the principle of cell phone signal jammer Based on the above communication principle, the signal jammer scans from the low-end frequency of the for... more