Student Work

Laser Audio Surveillance Device

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The purpose of this project was to create an eavesdropping device that operated by pointing a laser beam at a window and reconstructing the audio of a conversation on the other side of the window. The project sought to improve on a previous year's project which was sensitive to the angle between the laser beam and the window surface normal. This system was implemented using a laser, arrangement of lenses, and circuitry including a digital signal processor.

  • This report represents the work of one or more WPI undergraduate students submitted to the faculty as evidence of completion of a degree requirement. WPI routinely publishes these reports on its website without editorial or peer review.
Creator
Publisher
Identifier
  • E-project-010906-145352
Advisor
Year
  • 2005
Date created
  • 2005-01-09
Resource type
Major
Rights statement
Last modified
  • 2020-12-03

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