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How To Make An LRAD With Arduino

The LRAD sound is part of a crowd control system also known as the Long Range Acoustic Device. It is used by law enforcement and government agencies worldwide as an alternative to lethal force. In the previous articles, we discussed exactly how the LRAD system works and even took one apart to see what was […]

Cone of Silence from the Get Smart TV series.

The technology of Soundlazer VR

A New Approach To Directional Sound There have been many failed attempts over the years by companies and individuals around the world to create a device that delivers high quality directional audio. Acrylic dome speakers, ultrasonic parametric speakers and even simple tubes have all been used to project audio into a tight beam where only […]