Re: capacitor identification

To: tesla-at-pupman-dot-com
Subject: Re: capacitor identification
From: Bert Hickman <bert.hickman-at-aquila-dot-com> (by way of Terry Fritz <twftesla-at-uswest-dot-net>)
Date: Sat, 22 May 1999 14:25:25 -0600
Approved: twftesla-at-uswest-dot-net
Delivered-To: fixup-tesla-at-pupman-dot-com-at-fixme

Tesla List wrote:
> 
> Original Poster: "Kevin Wahila" <knw2-at-lehigh.edu>
> 
> about a year ago i picked up a capacitor at a ham fest and was wondering
> what type of information, if any, i could get on it, specifically the
> voltage rating.  i measured it to .0021 microfarads.  that's about all i
> know.on the top are the two screw terminals and the words SANGAMO, then
> MICA CONDENSER.  it's 2 1/8 inch deep by 2 1/3 inches wide by 2 3/4 inches
> high.  that's about it.  my main questions are what might be a possible
> voltage rating, what was it once used for and what might it be used for now.
> 
> thanks all
> kevin wahila

Hi Kevin!

This is a "classic" mica capacitor. Based upon the physical size and
capacitance the voltage rating is probably between 8,000 and 12,500
volts peak. This would make an excellent tank capacitor for a
vacuum-tube driven Tesla coil!

-- Bert --