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| Joined: | Mar 15th, 2008 |
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| Posts: | 55 |
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So nothing paranormal...
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| Posted: Mar 16th, 2008 08:41 AM |
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EVPfan
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Mechanical vibrations can cause capacitance variations of the components on the board, which leads to variations of the electric current. If amplified, these vibrations become audible as sound. So nothing paranormal...
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