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Re: Plans for a 7.5 kv coil



Reading Tesla Coil related stuff you'll quickly learn that you've got very
good chances to break your neon sign transformer in  a moment. If it's hard
for you to get more of them, my suggestion is not to even start a design
with such kind of transformer.

I guess even in Israel you have plenty of microwave ovens: start from a
couple of broken units. Get the transformers, diodes and capacitors from
two of them and build a Tesla Coil (TC) power supply like mine.

You can find schematics of my TC on the web:

http://www.saunalahti.fi/dncmrc/mytesla.html

If you are unlucky with my design you can break a diode: well, you can get
a new one from another microwave oven
or from an electronics spare part shop. You must be very skilled endeed to
break a microwave oven transformer!

Good luck!






tesla-at-pupman-dot-com on 16.02.99 07:00:13

To:   tesla-at-pupman-dot-com
cc:    (bcc: Marco Denicolai/MARTIS)
Subject:  Plans for a 7.5 kv coil




Original Poster: Dale Baranowski <rabelais-at-actcom.co.il>


My son and I would like to build a coil and
I've scoured the internet for plans, found
some interesting websites, but the majority
of examples and plans I've seen utilize neon
sign transformers at 15 kv or higher.  I have
one neon sign transformer that's a 7.5 kv and
a number of fuel-oil burner ignition
transformers which are also 7.5 kv.  I know
that it is suggested to go to a store that
deals in making neon signs for advertising
purposes but I live outside of Jerusalem,
and though Israel is definitely not a
3rd-world country, small neon signs are just
starting to be visible in this country.  I'd
be hard pressed to locate such a shop, much
less obtain one bigger than 10 kv in any
case.

So can anyone direct me toward plans that
might use a transformers that I have in
stock, rather than attempt a possibly futile
attempt to ferret out one of a higher output
voltage?

Any help that could be provided  would be
greatly appreciated.

Dale Baranowski