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Re: 155 KV 100 MA Rectifiers & AC Meters



Original poster: "Martin Lewis by way of Terry Fritz <twftesla-at-uswest-dot-net>" <mlewis-at-livingsprings-dot-com>

Hi Martin here
Can someone link me up with a Tesla student in North Mississippi?  Someone
with a Tesla coil, I'm a newbie, just heard about him on TV.
Thanks
ml
----- Original Message -----
From: "Tesla list" <tesla-at-pupman-dot-com>
To: <tesla-at-pupman-dot-com>
Sent: Sunday, December 17, 2000 10:05 PM
Subject: Re: 155 KV 100 MA Rectifiers & AC Meters


> Original poster: "Dr. Duncan Cadd by way of Terry Fritz
<twftesla-at-uswest-dot-net>" <dunckx-at-freeuk-dot-com>
>
> Subject: 155 KV 100 MA Rectifiers & AC Meters
>
>
> >Original poster: "Tedd Payne by way of Terry Fritz <twftesla-at-uswest-dot-net>"
> <teddp-at-earthlink-dot-net>
> >
>
> Hi Tedd et al!
>
> Since so many of you can build synchronous rotary gaps, why not make
> synchronous
> rotary bridge rectifiers?  The technology is identical, the sparking
contacts
> and general construction can be much lighter duty (e.g. stiff wires
instead of
> solid disk with tungsten studs) since the charging current is seldom over
> an amp
> or two.  There is no maximum current and no peak inverse volts rating, nor
any
> objections to rf.  Should be ideal for Tesla use.
>
> When I get my webpage up and running (don't hold your breath) I will post
at
> least one photo of these things, but all it is, is a synchronous motor, an
> insulated shaft, and a couple of "bridging" wires.  An ASCII drawing is
> probably
> going to convey not a lot and having tried it I gave up!  They were used
for
> real prior to thermionic valves becoming man enough for the job, i.e. up
to
> around 1920-ish for hospital X-ray tube service, e.g. a set by Siemens
Brothers
> and Halske of 250kV (this is the photo I will post) so the odd 10kV or two
will
> be no bother.  If you already have a synchronous gap, you could mount a
> mechanical rectifier bridge on the same shaft for dc operation.
>
> It'll be a month before my site is done (at least - I've only just
started) but
> I'll post details here when it's working.  If you are desperate, email me
and I
> can send you a jpeg off list.
>
> Dunckx
> G0UTY (ex-ON9CHU)
>
>
>
>