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RE: [TCML] Re: Interesting spark gap idea

I have a shop vac that allows the hose to be hooked up to blow or suck. Even using a variac, a vacuum gap seemed to work best on my coil, with my gap. Different configurations of this type of gap may affect whether pressure or suction works best.

--- On Thu, 2/18/10, Phil Tuck (hvtesla) <phil@xxxxxxxxxxx> wrote:

> From: Phil Tuck (hvtesla) <phil@xxxxxxxxxxx>
> Subject: RE: [TCML] Re: Interesting spark gap idea
> To: "'Tesla Coil Mailing List'" <tesla@xxxxxxxxxx>
> Date: Thursday, February 18, 2010, 8:13 AM
> Andrew wrote>>" From my
> experience I would think the blowers would really
> flight each other, producing a very inefficient design."
> 
>  
> 
> Thinking back I recall this was the reason why I favoured
> the vacuum as
> well. I thought maybe two opposing jets could maybe create
> a 'dead spot'
> where the air won't move? 
> 
> I used a smoke test (burning rag, nothing technical) on the
> suction method
> but never tried with a blower
> 
>  
> 
> Regards
> 
> Phil
> 
>  
> 
> www.hvtesla.com
> 
>  
> 
> -----Original Message-----
> From: tesla-bounces@xxxxxxxxxx
> [mailto:tesla-bounces@xxxxxxxxxx]
> On Behalf
> Of Andrew Robinson
> Sent: 18 February 2010 02:52
> To: Tesla Coil Mailing List
> Subject: [TCML] Re: Interesting spark gap idea
> 
>  
> 
> Norman
> 
>  
> 
>     Several here have done the exact reverse of
> this. Instead of two 
> 
> blowers, a vacuum is used. Its called a sucker gap. From my
> experience I 
> 
> would think the blowers would really flight each other,
> producing a very 
> 
> inefficient design.
> 
>  
> 
> Regards,
> 
> Andrew
> 
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