diagram2

By Kyuho Choi on May 8, 2008 4:26 PM | | Comments (0)
sound-diagram02.jpg
Concave surface is useful to collect sound from ouside - diagram1

also when sound source is located focal point ( or near it) , sound is projected outside.

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This page contains a single entry by Kyuho Choi published on May 8, 2008 4:26 PM.

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