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Re: Getting to the limit with an NST powered SGTC



Original poster: "Malcolm Watts" <m.j.watts@xxxxxxxxxxxx>

On 23 Mar 2005, at 20:07, Tesla list wrote:

> Original poster: <dgoodfellow@xxxxxxxxxxxxxx>
>
>
> ----- Original Message ----- From: "Tesla list" <tesla@xxxxxxxxxx> To:
> <tesla@xxxxxxxxxx> Sent: Wednesday, March 23, 2005 7:37 PM Subject:
> Re: Getting to the limit with an NST powered SGTC
>
>
>
> >Are they blue/white or purple?  Blue/white is good, purple is not so
> >good.
>
>
> I'm very curious now, what is a purple streamer telling us? I only see
> a bright blue or whitish color if the arc is hitting ground, otherwise
> my free air sparks are kind of a royal blue, bordering on purple. At
> least that's the way they photograph!
>
> Dave Goodfellow

Purple = low current. Photos often lie too, especially time exposures.

Malcolm