Re: copper plated tungsten rods (fwd)

["Tesla list" <tesla@xxxxxxxxxx>]

---------- Forwarded message ----------
Date: Wed, 20 Jun 2007 20:27:06 -0500
From: Jeff Larson <jeff@xxxxxxxxxxxxx>
To: Tesla list <tesla@xxxxxxxxxx>
Subject: Re: copper plated tungsten rods (fwd)

The spark is so hot, white hot that is.  It is really that spark between 
the points that cause the damage to the tungsten in the gap.  I would 
not think that the copper will not make any noticeable difference in 
making the gap last longer.  What is your power level?


Jeff

Tesla list wrote:
> ---------- Forwarded message ----------
> Date: Wed, 20 Jun 2007 19:49:48 EDT
> From: Mddeming@xxxxxxx
> To: tesla@xxxxxxxxxx
> Subject: Re: copper plated tungsten rods (fwd)
>
>  
> In a message dated 6/20/07 5:07:48 P.M. Eastern Daylight Time,  
> tesla@xxxxxxxxxx writes:
>
> Forwarded message ----------
> Date: Wed, 20 Jun 2007 16:17:17  -0400
> From: Scott Bogard <teslas-intern@xxxxxxxxxxx>
> To:  tesla@xxxxxxxxxx
> Subject: copper plated tungsten rods
>
> Hey  all,
> Knowing that the skin effect causes most of the  current to travel on 
> the outside of conductors, would it be worth my  trouble to copper plate the 
> tungsten rods in my spark gap?  I have a  few ideas of how to do this, but I 
> am not sure if it would be worth my  time.  Thanks.
> Scott Bogard.
>
>
>
>
>
> Hi Scott,
>  
> IMO, No. The copper plating would burn off rather quickly. The purpose of  
> using tungsten is that it does not burn off like copper. Tungsten coated copper  
> would do more good than copper coated tungsten, but neither is really worth 
> the  trouble. A copper jacketed tungsten rod, with copper starting a ways back 
> from  the tip might have useful electrical and thermal properties.
>  
> Matt D.
>
>
>
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