Re: Capacitor Help

["Tesla list" <tesla@xxxxxxxxxx>]

Original poster: "MalcolmTesla" <tesla@xxxxxxxxxxxxx>

----- Original Message -----
From: "Tesla list" <tesla@xxxxxxxxxx>
To: <tesla@xxxxxxxxxx>
Sent: Friday, December 16, 2005 6:37 PM


> Original poster: Terry Fritz <vardin@xxxxxxxxxxxxxxxxxxxxxxx>
>
> Hi Bart,
>
> I think it is OK?  He is using Digikey 338-1175-nd caps which are the
> 0.1uF 2000V full foil CD caps.  With a 15/30NST and a big primary
> coil, his primary peak current is low enough that these film caps
> should work fine.
>
> It looks like he has 12 caps in series.  That is 0.1uF / 12 =
> 0.00833uF.  That should be fine for a static gap LTR system.  The
> total voltage is 12 x 2000 = 24000 volts.
>
> So his cap looks fine from here unless I am all confused (very
possible!!).
>
> Cheers,
>
>          Terry

Yes that's right.  They are 940C20P1K-F rated 2000 VDC and 0.1 MFD +- 10%.
There are indeed 12 in series with a 10 Meg/ohm 1/2 watt resister across
each one.

Thanks
Malcolm