The accoustics lab at Chalmers University of Technology, Sweden (IMAGE)

Chalmers University of Technology

The accoustics lab at Chalmers University of Technology, Sweden

Caption

Using a toy gun converted into a laser pointer, a test subject in Chalmers' acoustics lab tries to locate warning sounds from electric cars. One of the most common signal types turned out to be very difficult for humans to locate.

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Credit: Chalmers

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