[time-nuts] Helmholtz Resonator and other Maintained Oscillators

[Hal Murray]

k8yumdoober at gmail.com said:
> The flex hose demonstration was interesting in that different regimes of
> swinging speed resulted in oscillation in different modes.  I wonder why.

It depends on the speed of the air going through the tube.

https://www.youtube.com/watch?v=4aJ36-TlPD4

http://www.exo.net/~pauld/activities/AAAS/aaas2001.html
http://www.exo.net/~pauld/summer_institute/summer_day13music/Whirly.html


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