Re: Static gap design...

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

Original poster: "Hydrogen18" <hydrogen18-at-hydrogen18-dot-com> 

If I simply place a 1 turn secondary that is shorted(Thus making heat
there)will this give me a more accurate display?

----- Original Message -----
From: "Tesla list" <tesla-at-pupman-dot-com>
To: <tesla-at-pupman-dot-com>
Sent: Sunday, January 25, 2004 11:23 PM
Subject: Re: Static gap design...


 > Original poster: Gregory Hunter <ghunter31014-at-yahoo-dot-com>
 >
 > The 2500vac means you need a very narrow gap to get
 > the thing to fire. The MOT runs at relativly high
 > current. No wonder your gap is getting hot: this is a
 > recipe for an arc lamp!
 >
 > To quench a low voltage, high current supply like a
 > MOT or a MOT stack, I suggest you try a heavy-duty
 > sucker gap with large copper electrodes. The copper
 > sinks a lot of heat, and the forced air promotes
 > quenching and helps remove heat.
 >
 > http://hot-streamer-dot-com/greg/vacgap.htm
 >
 > Another point--without the secondary in place, the
 > energy in your tank circuit has no way to escape
 > except as heat via the spark gap! You won't have a
 > true picture of how your spark gap performs until you
 > try in in an actual working Tesla coil
 >
 > Cheers,
 >
 > --- Tesla list <tesla-at-pupman-dot-com> wrote:
 >  > Original poster: "Hydrogen18"
 >  > <hydrogen18-at-hydrogen18-dot-com>
 >  >
 >  > Whats the best design? I was experimenting with
 >  > 1/4-20 bolts, a 6.8 pf
 >  > capacitor and a 7 turn air core coil in the typical
 >  > tesla arrangement
 >  > powered by a 2500 VAC MOT. Even when cooled by 2
 >  > 120mm fans turning at an
 >  > insanely high RPM it would glow red hot within
 >  > seconds. What am I doing
 >  > wrong? Will a higher voltage help it run cooler? or
 >  > do I just need more
 >  > airflow? Also, can I see the gap "quench" with my
 >  > own eyes? I notice when I
 >  > add the capacitor and coil to the circuit it gets
 >  > much brighter and VERY
 >  > loud, so I'm guessing it is doing its job. Any ideas
 >  > or tips?
 >  >
 >  >
 >  >
 >
 >
 > =====
 > Gregory R. Hunter
 >
 > http://hot-streamer-dot-com/greg
 >
 >
 >