Insert one electrode inside a glass of water and hover the other one over
the surface. The corona/ionic wind effect is completely different depending
on polarity. Unfortunately I don't recall which polarity does what, but you
should be able to find out by searching the web.
On Fri, Oct 2, 2015 at 9:37 PM, msweeney23@xxxxxxxxx <msweeney23@xxxxxxxxx>
wrote:
> Thats a very intetesting idea, especially using a smaller static machine
> to provide dual polarities. I did manage to get a couple ion generators and
> two isolation transformers so im going to try them in series and see if it
> works.
>
> ive heard you can use a potato to determine polarity any other ideas out
> there?
>
> Sent from my HTC
>
> ----- Reply message -----
> From: "Antonio Queiroz" <acmdequeiroz@xxxxxxxxx>
> To: <tesla@xxxxxxxxxx>
> Subject: [TCML] Voltage/power dissapation drop across HV DC current
> limiting resistors.
> Date: Fri, Oct 2, 2015 6:21 PM
>
> To all:
>
> Note that you don't have to spray charge in the belts from an active
> source. The same effect can be obtained by just connecting the lower
> roller, insulated and made of conductive material, to a relatively
> high-voltage supply, ald letting the grounded comb do the spraying. In
> this way practically no current is drawn from the power supply, that can
> be much simpler. All the energy comes from the movement of the belt. A
> small electrostatic friction machine can be used, as a small VDG
> generator using just a rubber band as belt. A small Wimshurst machine
> made with CD disks can be used to provide bipolar output in this way.
>
> Antonio Carlos M. de Queiroz
>
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