Re: D.C. from tesla coil

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

Original poster: "colin.heath4 by way of Terry Fritz <twftesla-at-qwest-dot-net>" <colin.heath4-at-ntlworld-dot-com>

thanx for your replys
so can this be done with a sphere and a point ?
cheers
colin

----- Original Message -----
From: Tesla list <tesla-at-pupman-dot-com>
To: <tesla-at-pupman-dot-com>
Sent: Friday, July 12, 2002 12:19 AM
Subject: Re: D.C. from tesla coil


> Original poster: "davep by way of Terry Fritz <twftesla-at-qwest-dot-net>"
<davep-at-quik-dot-com>
>
> > a lecture by tesla.
>
> >> Another peculiarity of the rapidly alternating
> >> discharge of the induction coil is it's radically
> >> different behavior with respect to points and rounded
> >> surfaces.
>
>
> >> If a thick wire, provided with a ball at one end and
> >> with a point at the other be attached to the positive
> >> terminal of a static machine, practically all the
> >> charge will be lost through the point, on accoundt of
> >> the enormously greater tension, dependent on the
> >> radius of curvature.  But if such a wire is attached
> >> to one of the terminals of the induction coil, it will
> >> be observed that with very high frequencies streams
> >> issue from the ball almost as copiously as from the
> >> point.
>
>
> > end
>
>
> Much has been learned of field ion rectifiers
> (which is what is being discussed here...) since
> then.
>
> > He goes on to explain that the round surface disturbs
> > the air inductively, the air molecules not
> > necessarily coming in contact with the ball.
>
>
> There are no 'air molecules'. tho that is a fine
> point.
>
>
> >> "Also, the larger the ball with a given frequency, or
> >> the higher the frequency, the more will the ball have
> >> advantage over the point."
>
>
> Is he discussing rectification or ???
>
> best
> dwp
>
> ...the net of a million lies...
> Vernor Vinge
> There are Many Web Sites which Say Many Things.
> -me
>
>
>
>