How to Build a Speech-Jamming Gun

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thundara · 4723 days ago

Kurihara and Tsukada make no claims about the commercial potential of their device but list various applications. They say it could be used to maintain silence in public libraries and to "facilitate discussion" in group meetings. "We have to establish and obey rules for proper turn-taking when speaking," they say.

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benben · 4723 days ago · link ·

I remember seeing a device that would allow you to project your voice in a way that you could talk to someone from very far away and nobody but that person would hear it.

+discuss