Latest from David Simpson


Covert Listening Book

12/18/2012

[youtube http://www.youtube.com/watch?v=_auRoqrbnUA?wmode=opaque&w=620&h=349] Connect a shirt pocket “amplified listener” hearing aid with an in-car FM transmitter, and you’ve got a wireless...

Bug-in-a-Book

12/18/2012

In this fun and easy project (which originally appeared in the Spy Tech edition of Make Magazine), you’ll connect a...

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