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Re: Effect of UV on topload



Original poster: "Malcolm Watts by way of Terry Fritz <twftesla-at-qwest-dot-net>" <m.j.watts-at-massey.ac.nz>

Hi Paul,

On 12 Apr 2002, at 7:34, Tesla list wrote:

> Original poster: "Paul Nicholson by way of Terry Fritz
<twftesla-at-qwest-dot-net>" <paul-at-abelian.demon.co.uk>
> 
<snip>

> Looks like another experiment to add to the list then, unless anyone
> can see a reason why it's not worth trying?  For a given UV lamp and
> coil+topload, it should be possible to measure the total leakage
> current by charging the resonator up with a few kV of DC and
> timing the linear rampdown.  That would give enough info to
> calculate the effect on Q.
> 
> And we're left with the corollary,
> 
> e) Does shining UV onto the topload lower the position of the variac
> at which breakout starts?

I doubt it, unless the light also causes the primary gap to break 
down at a lower voltage. Variac setting shouldn't affect top terminal 
breakout since it is the gap voltage which sets (for a given system) 
the output voltage.

Regards,
malcolm
<snip>