Re: [TCML] Litl TC and Old VDG and Tesla coil found in attic

[DC Cox <resonance@xxxxxxxxxxxx>]

No, it was not lil TC.  That used a MIller 4526 coil and a 6V6 tube.  This
coil looks like the Harold P Stand coil only with one 811A.

Dr. Resonance




On Tue, Aug 25, 2009 at 11:38 PM, Jim Mora <wavetuner@xxxxxxxxx> wrote:

> Least we forget there was a B+ transformer... I argue that is indeed the
> lil
> TC since I built one. I have the PE issue in plastic. In fact I have that
> whole year of issues.
>
> I can scan the article if interested. I don't think PE would care after
> this
> many years!
> Jim Mora
>
> -----Original Message-----
> From: tesla-bounces@xxxxxxxxxx [mailto:tesla-bounces@xxxxxxxxxx] On Behalf
> Of David Speck
> Sent: Tuesday, August 25, 2009 3:58 PM
> To: Tesla Coil Mailing List
> Subject: Re: [TCML] Old VDG and Tesla coil found in attic
>
> Nope, Dan,
>
> "Big TC" was a disruptive spark gap coil, while Steve's is a VTTC.
>
> There was a "Lil' TC" plan published in the same popular Electronics
> issue as "Bit TC", but it used a TV flyback transformer as an output.
>
> Steve's TC is from a schematic 30-40 years older than the Big TC article.
>
> Dave
>
> daniel_kline@xxxxxxxxxxx wrote:
> > Chances are that your Tesla-coil was built from this plan:
> > http://home.gwi.net/~jdebell/pe/6407p29.htm
> > Big TC, Popular Electronics, July 1964
> >
> > Dan K.
> >
> > ----- Original Message -----
> > From: steve date <sdate@xxxxxxx>
> > Date: Tuesday, August 25, 2009 5:51 pm
> > Subject: [TCML] Old VDG and Tesla coil found in attic
> > To: Tesla Coil Mailing List <tesla@xxxxxxxxxx>
> >
> >
> >> Folks,
> >>
> >> Several years ago I found a VDG and Tesla coil in an attic doing
> >> an
> >> install job near Seattle.  I asked the new home owners
> >> about the
> >> equipment in their attic and they didn't have the slightest
> >> knowledge of
> >> what the "junk" was.  They said I could have it as long as
> >> I hauled it
> >> out!  this was appx 1981 and I have never had a chance to
> >> mess with them.
> >>
> >> I am now retired and have the time to start the project.
> >>
> >> I have placed them on my website:
> >> http://home1.gte.net/sdate/VDG-VTTC/vdg1.jpg
> >> http://home1.gte.net/sdate/VDG-VTTC/vdg2.jpg
> >> http://home1.gte.net/sdate/VDG-VTTC/vdg3.jpg
> >> http://home1.gte.net/sdate/VDG-VTTC/TC1.jpg
> >> http://home1.gte.net/sdate/VDG-VTTC/TC2.jpg
> >> http://home1.gte.net/sdate/VDG-VTTC/TC3.jpg
> >>
> >> My questions for the group:
> >>
> >> 1. anybody recognize either of them? builder? commercial?
> >>
> >> 2. should I keep the TC "true" (long secondary) when
> >> refurbishing it?
> >>
> >> 3. any ideas on the tube type? schematic? (yes, I can draw it out)
> >>
> >> 4. what material would be "best" for the belt
> >>
> >> I would appreciate any comments from the group that would help
> >> restore
> >> them to working condition.  (I know, I know... the TC will
> >> be a very
> >> poor performer by today's standards... This is a "for-fun" project).
> >>
> >> I suspect these were originally built for classroom use or
> >> school
> >> science fair use.
> >>
> >> Steve - Seattle
> >> _______________________________________________
> >> Tesla mailing list
> >> Tesla@xxxxxxxxxxxxxx
> >> http://www.pupman.com/mailman/listinfo/tesla
> >>
> >>
> > _______________________________________________
> > Tesla mailing list
> > Tesla@xxxxxxxxxxxxxx
> > http://www.pupman.com/mailman/listinfo/tesla
> >
> >
> >
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