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21st May 2011, 01:16 PM
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diyAudio Member
Join Date: Oct 2009
Location: Michigan
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Smart Polymer Loudspeaker
Article link:
Paper your walls with loudspeakers Paper your walls with loudspeakers : Nature News Quote:
Quote:
.................five centimetres square....................... The wavelength and range of frequency a driver can generate is typically restricted by it's size. Which is why tweeters (high notes) are small and woofers (deep notes) are large. Not sure how they claim to get around certain laws of physics here. The copyright on the original article goes back to the year 2000. Acoustical performance of an electrostrictive polymer film loudspeaker | Browse - Journal of the Acoustical Society of America Quote:
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