Re: Maxwell 31159 cap on eBay

["Tesla list" <tesla-at-pupman-dot-com>]

Original poster: "Dr. Resonance" <resonance-at-jvlnet-dot-com> 


The .149 uF cap is only rated for 20% voltage reversal.

Dr. Resonance

 >
 > Found it in an old maxwell catalog
 > http://home.earthlink-dot-net/~jimlux/hv/maxwell1.pdf
 >
 > it's a 1pps unit.  has a 100,000 shot life. (how many of the shots have
been
 > used already?)
 > You can contemplate using it with derating
 > (http://home.earthlink-dot-net/~jimlux/caplife.htm has the equations from
 > Maxwell for doing so...), but, when all is said and done, you might find
 > something better, especially if the price goes up much from where it is
now.
 >
 > .149 uF is also pretty big, unless you're running a lot of power, in which
 > case the RMS current limits might become an issue too.
 >
 > ----- Original Message -----
 > From: "Tesla list" <tesla-at-pupman-dot-com>
 > To: <tesla-at-pupman-dot-com>
 > Sent: Wednesday, June 16, 2004 6:07 AM
 > Subject: Re: Maxwell 31159 cap on eBay
 >
 >
 >  > Original poster: Ben Haylett <bhaylett-at-shaw.ca>
 >  >
 >  > Currently there is a Maxwell 31159 type capacitor for sale on eBay,
item #
 >  > 3821145096. The specs are: .149 uF, 50 KV, .02uH.
 >  > I'm not familiar with the type 31159, but it sure looks like a pulse
cap
 > to
 >  > me. Current bidding price is $30.99. They'll only ship within the USA,
and
 >  > unfortunately I'm in Canada, so I can't bid.
 >  >
 >  > Ben
 >  >
 >  >
 >
 >
 >