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BUG wireless telephone circuit

2016-02-04 10:48  
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This article describes a wireless phone Bug. The  circuit  is simple, inexpensive, and effective. As long as Duokanjibian The schematic can master the principles of it. This is a small project, which will allow you to monitor your phone Once your phone is off the hook. You can use a regular FM broadcast band radio monitoring conversations.

 


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