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Xmas tree globe pin wheel

NOW I've gotta see some plans (or a TAD more complete
description) for this gadget.

reference?



At 11:10 PM -0700 on 8/20/02, Bernard Cleyet wrote


A fan "blows" a narrow stream, but it "sucks" from all directions like a
contracting sphere.

That's why one may construct a Xmas tree globe pin wheel that spins when their
Helmholtz resonance is excited by speakers.

bc

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