Re: [TCML] MMC Caps

[Mark X2 <susax2@xxxxxxxxx>]

Carlos,
earlier this year I did a destructive test on these caps, to find out at
what voltage they start to fail.
Here's the link to the thread:
http://www.pupman.com/listarchives/2013/Mar/msg00220.html
Regards,
Mark



2013/10/20 <lightningfor@xxxxxxxxxxxxxxxxxxxxxx>

> Thanks Mark,
> I will look into the 942C you mentioned, I was not aware of them...
>
> The coil I am aiming to build will produce 2.5 meter arcs, which in itself
> is not that big...
> The cap has to be this large (or larger) due to the low 1200v DC applied
> to the tank circuit, or the "bang" energy in the system would be too low
> per pulse to achieve the arc length...
>
> This is standard for OLTC... huge tank cap, tiny inductance in the
> primary...
>
> Although the tank is fed with DC, the caps still see the HF AC every time
> the tank is fired, hence my concern for the caps when running at 1200v.
>
> Thanks,
>
> Carlos
>>
>>
>>>
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