COVERT WIRELESS LISTENING

INSTALL A SNEAKY BUG IN A BOOK.

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BY DAVID SIMPSON

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THE SPY WHO BUGGED ME: Don’t judge a book by its cover.

Photograph by Garry McLeod

Connect a shirt-pocket “amplified listener” hearing aid with an in-car FM transmitter, and you’ve got a wireless bug.

Tuck them inside a hollowed-out book with the mic concealed by the dust cover, and you’ve got a covert listening device that you can leave lying around or on a shelf near a surveillance target. Then an undercover agent in the next room can eavesdrop on any devious plotting ...

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