145.64.134.223
In Reply to: RE:What have you been up to? posted by geoffkait on May 27, 2008 at 05:41:30
Yeah, the cups resonate, at frequencies above 20 Khz! The only effect I can see is that they scatter the high frequencies as to render the sound field (more) diffusive, not that such is needed in normal domestic environments which contain HF-scattering devices in any case.
Klaus
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