Extended foil Cap. design, Vacuum pump

To: tesla-at-pupman-dot-com
Subject: Extended foil Cap. design, Vacuum pump
From: Gary Lau 12-Oct-1998 1322 <lau-at-hdecad.ENET.dec-dot-com> (by way of Terry Fritz <terryf-at-verinet-dot-com>)
Date: Mon, 12 Oct 1998 16:56:38 -0600
Approved: terryf-at-verinet-dot-com

>Original Poster: John Timmins <john-np-at-link.co.nz> 
>
>Hi All, and Gary.
>
>I like this design of capacitor due to the low ESR characteristics, and 
>cheapness of the aluminium foil plates!!
>
>I'll be venting the top cap and mounting them vertically :)
>
>How much vacuum do you apply to the capacitors before, during & after oil 
>filling?
>I have an old desoldering station that creates a vacuum by using Compressed 
>Air and generates about 5 inches Hg.  Is this enough?

A perfect vacuum would be something like 28.X inches Hg.  You could
probably do
better than 5 inches just sucking through your mouth.  So no, you'll need
something better.

Gary Lau
Waltham, MA USA