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Re: Tesla Coil RF interference (humidity)
Original poster: Brett Miller <brmtesla2-at-yahoo-dot-com>
Yes, I have noticed the same consistency in arc
lenghth over different heat and humidity levels.
If there is an effect on tesla coils, it is one that
is difficult to measure, and certainly not noticable
with the naked eye. So as far as the effect of
humidity on the arcs we love to see, I would say
--- Tesla list <tesla-at-pupman-dot-com> wrote:
> Original poster: DRIEBEN-at-midsouth.rr-dot-com
> Hi Gary, Dan, Brett,
> I live in the metro-Memphis area in the TN/AR/MS
> tri-state area
> and I used run my big Medusa Tesla coil inside an
> un-climate con-
> trolled shop. The coil was operated in a pretty wide
> range of
> temperature/humidity conditions. The temps ranged
> from from con-
> siderably below freezing on the coldest winter days
> to well over
> 100 degrees with high humidity on the hottest summer
> days. I was
> really unable to notice a significant difference in
> the output of
> the coil from one atmospheric extreme to the other.
> Of course, I
> had plenty of available power using a 10 kVA pole
> pig for the power
> supply. I could consistantly get 8 to 10 ft
> streamers with about
> 7 to 8 kVA input and 82 nFD primary capacitance with
> a 9x30 toroid.
> In SW Tennessee, winters are occasionally
> unpleasnatly cold and
> springs can be quite stormy but the biggest weather
> woa would
> probably be the 3-H summers - Hot, Hazy, and Humid.
> Even on the
> most oppressive August afternoons, though, I could
> still get the
> 8 to 10 ft streamers from this coil. And a typical
> 95 degree
> day outside would translate to about 110 degrees
> inside the shop!
> BTW, I experienced a little bit of south Florida's
> heat and humidity
> a couple of years ago when I went to Ft. Meyers on
> vacation and
> their heat didn't seem near as oppressive as the
> summer heat here
> at home, probably due mostly to the persistant gulf
> breezes which
> are totally lacking here.
> David Rieben
> ----- Original Message -----
> From: Tesla list <tesla-at-pupman-dot-com>
> Date: Tuesday, May 25, 2004 9:32 pm
> Subject: Re: Tesla Coil RF interference (humidity)
> > Original poster: Brett Miller
> > Dan,
> > Yeah, I live in TN too...near Chattanooga, so I'm
> > right on the Georgia border. I used to have
> > in Florida, and when I was a boy my parents and I
> > would drive down there every Christmas. I hated
> > hot humid weather down there, even in the middle
> > the winter...it was often 80 degrees. But yeah
> > beach did make it a bit better.
> > It is still horrible here in TN in the summer.
> > make things worse, the A/C in my Honda is gone.
> > Ok, I guess this is off topic, but to bring it
> back to
> > topic...my coils don't mind the humidity much. I
> > guess it is because I tend to run them indoors
> most of
> > the time, with the the AC on to cut down
> humidity. It
> > would be nice to have a hygrometer and do some
> real tc
> > humidity spark length comparisons.
> > -Brett
> > --- Tesla list <tesla-at-pupman-dot-com> wrote:
> > > Original poster: Dan <toodamtall1-at-yahoo-dot-com>
> > >
> > > You guys in TN and others DON'T KNOW what
> > > is!
> > > hehehe
> > >
> > > Try living in South Florida from June to Sept.
> > > humidity. But at least we have the cool ocean
> > > breezes
> > > to keep the temp. from ever getting to 100 deg.
> > > These
> > > are the four months I dread though.
> > >
> > > So contrary to you winter hybernators, I
> > > in
> > > the summer down here. It's really tough turning
> > > anything or holding tools with wet hands. And
> > > skin
> > > cuts soooo easily I've found.
> > >
> > > Dan--Ft. Lauderdale
> > > ...about to wire up my 150lb. control cabinet
> (in my
> > > air conditioned garage hehehe)
> > >
> > >
> > >