On Mon, May 16, 2011 at 9:31 AM, Jones Beene <[email protected]> wrote:

> As to "how" ... pulsation can happen in a way that the inventor is unaware
> or only mildly aware, and assuming that we are not bound to strict
> definitions of "sound" - then the most likely mechanism is via phonons at
> nano-geometry, i.e. IR (infrared) anomalous vibration excursion levels due
> to nanopowder properties, or excitons.

There will be a pressure pulse with a pulsed heater filament; however,
it will be minuscule.

T

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