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Soundlazer Parametric Directional Speaker Hits Kickstarter For $129 (video)
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Parametric speaker | takafumi ide
Parametric speaker | takafumi ide
Holographic Whisper: Rendering audible sound spots in three-dimensional space by focusing ultrasonic waves
parametric speaker
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Soundlazer parametric speaker wants users in its line of fire - Mobiletor.com
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How to Make Ultrasonic Directive Speaker Circuit - Homemade Circuit Projects
Soundlazer parametric speaker wants users in its line of fire - Mobiletor.com
Parametric Speaker Test - YouTube
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Ultrasonic Non-directional Speaker : 3 Steps - Instructables
Super directional speaker kit - SWITCH-SCIENCE
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Super directional speaker kit - SWITCH-SCIENCE
