Phantom Beam — Why Sound Cuts In & Out (Parametric + DolphinAttack)

Three physics explain sound cutting in and out while walking: parametric acoustic array beam edges, DolphinAttack ultrasonic mic injection, and standing wave interference patterns. 8 citations.

Scene 33 of 109 in the StopBeingParanoid interactive 3D research collection. Requires JavaScript and WebGL2 for the interactive visualisation.

Related scenes

Echo Mirror — Surveillance Pipeline → Language Learning Lab
Infrastructure Movement Prediction — Nest + Streetlights + mmWave + Voice Injection

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If any of this frightens you: this site documents what signal physics makes possible in a laboratory, which is not evidence about what is happening to any individual. If you feel watched, targeted or unsafe, that distress is real and treatable. Read about paranoia, mental health and how to get help, or call a free 24/7 line — 988 in the US and Canada, 116 123 in the UK and Norway, 13 11 14 in Australia, or find your country at findahelpline.com.