Spark gap question - lurk apology

From: 	Bert Pool[SMTP:bertpool-at-ticnet-dot-com]
Sent: 	Sunday, January 11, 1998 7:40 PM
To: 	Tesla List
Subject: 	Re: Spark gap question - lurk apology

Stainless steel has very poor heat conductivity, and the one person I
know who has tried s.s. said his gap fouled quickly.  Brass also tens to
foul.  Copper works better than anything  else I've tried.  I recommend
at least 2 inch diameter pipe, 2.5 inch is superb.
Bert Pool

>From: Bob Schumann[SMTP:tesla-at-america-dot-com]
>Sent: Sunday, January 11, 1998 6:41 AM
>To: tesla-at-pupman-dot-com
>Cc: USA-TESLA-at-list.iex-dot-net
>Subject: Spark gap question - lurk apology
>Hi coilers,
>Sorry it has seemed like a millineum since I have posted and have been
>lurking to the side.Over the summer I have built a small coil and have
>desgined a spark gap, both of which I will be taking pictures of to put
>on my web page and share with the list.
>I recently came upon some inch and a half stainless steel cylinders I
>thinking if they would make good electrodes in a static spark gap
>I am wondering if anybody has tried stainless steel and if in fact
brass or
>copper would be a better electrode. The stainless steel cylinders are
>hardened which may prove to make them less then diserable but I don't
>Thanks in advance,
>Bob Schumann