Date: Tue, 10 May 2011 10:39:07

Author: --- Jerry DiMarco

Subject: Re: Sound and resonance demos

Post:

3A60.64 - inverted pendulum speaker driven, sounds similar to what
you are asking. It is from AJP so presumably should be SFW...

Jerry
D


At 5/10/2011 08:22 AM, you wrote:
>Jerry,
>
>I have used the Pasco mechanical driver, SF-9324< to drive a water balloon.
>The balloon was supported by a ring stand roughly about the diameter.
>Caution: some resonances look vaguely erotic and may be NSFW ;-)
>
>Cliff
>
>-----Original Message-----
>From: tap-l-owner@lists.ncsu.edu [mailto:tap-l-owner@lists.ncsu.edu] On
>Behalf Of Jerry Hester
>Sent: Monday, May 09, 2011 2:30 PM
>To: tap-l@lists.ncsu.edu
>Subject: [tap-l] Sound and resonance demos
>
>Dear Tapplers,
>Have any of you tried using sound for such things as vibrating a water
>balloon or an egg?
>How about driving a pendulum?
>Would the power requirements be prohibitive?
>Would the damping make it not feasible?
>
>Any thoughts?
>
>Thanks,
>Jerry H.




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