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Re: HELP WIRING NST PLEASE WEIRD
Original poster: Ed Phillips <evp-at-pacbell-dot-net>
Tesla list wrote:
>
> Original poster: brent meyer <res095fx-at-verizon-dot-net>
>
> Hah!S Forgot about that. yeah, six volts, not 12S I've seen quite a few
> on Ebay, though I haven't looked lately. But 50 bucks for a NOS coil would
> be pretty cheap in my book. I'd have given my right arm for one when I was
> in fourth grade, reading "The Boy's Book of Electricity". Always wanted one
> of those Giessler tubes too. I wound my own coils instead, copying the
> exploded diagrams of the model t coils from the book, right down to the core
> peeking through the wooden box to run the points. The condensor helps keep
> the points from burning up, too bad I never had one on my coils! None of
> the adults I spoke to knew what a "condensor" was!
>
> > Often run on four or six "#6" dry cells. I haven't looked for them on
> > eBay but some of the auto supply houses sell them for as much as 50
> > bucks, which is ridiculous. When I was a kid "Ford T coils" sold new at
> > Western Auto for around $1.95, and replacement point sets were about
> > twenty cents. Running one on 12 volts is pushing it and I suspect the
> > points will burn up pretty quickly.
> >
> > Ed
I'm not sure when you were in fourth grade, but back in the 30's you
could get all you wanted for nothing at the local junk yard (even in the
small town I grew up in) and also the V-shaped magnets from old
engines. As for Geissler tubes, I still have one I bought from Central
Scientific about 1940. Cost a whole 2 bucks, for which I had to cut a
lot of lawns, but it sure was fun to fire up in the dark....
I recently fired up a small TC running from a "Ford coil" and couldn't
do much better than 1" streamers to a screwdriver in the hand. Get up
to 3" when it rungs with a transistor interrupter and modern coil.
Ed