Re: [TCML] spark gaps question

[Matthew Stevens <truesoutherngeek@xxxxxxxxx>]

ok, thanks

On Mon, Mar 2, 2009 at 9:19 PM, bartb <bartb@xxxxxxxxxxxxxxxx> wrote:

> Hi Mathew,
>
> No. If your going to use a choke, you'll want it on the hv side of the
> transformer and it needs to be wound for high voltage. The chokes your
> looking at would arc across the windings and short. Those who use chokes
> usually build their own. I don't use chokes myself. I use and recommend a
> Terry Filter for NST's.
> http://www.classictesla.com/download/NST_Filter.jpg
>
> If your wanting to use a choke, then maybe contact DC Cox on this list. He
> has a design for a high voltage choke.
>
> Take care,
> Bart
>
>
> Matthew Stevens wrote:
>
>> would one of these<
>> http://www.radioshack.com/search/index.jsp?kwCatId=&kw=rf%20choke&origkw=rf%20choke&sr=1
>> >possibly
>>
>> work as a filter for the HV transformer?
>>
>> On Sun, Mar 1, 2009 at 4:07 PM, Matthew Stevens
>> <truesoutherngeek@xxxxxxxxx>wrote:
>>
>>
>>
>>> thanks, I'll check that out!
>>>
>>>
>>> On Fri, Feb 27, 2009 at 7:38 PM, Quarkster <quarkster@xxxxxxx> wrote:
>>>
>>>
>>>
>>>> Matt -
>>>>
>>>> There are five different Tesla coil diagrams on the Altair site.
>>>>
>>>> Only one (Mk-I) shows the spark gap in the correct position to minimize
>>>> stresses on the HV transformer.
>>>>
>>>> Actually, the Tesla coils shown on this site are lacking numerous design
>>>> features required for a tesla coil to operate reliably. You might have
>>>> better luck using a more modern TC design from another source.
>>>>
>>>> For instance:
>>>> 1. The spark gap should be located across the HV power supply.
>>>> 2. The inverted cone primary provides no advantages over a properly
>>>> designed flat spiral primary, and can cause multiple problems.
>>>> 3. The neon sign transformer should be protected by a low-pass R-C
>>>> filter
>>>> array
>>>>
>>>> If you are not familiar with Tesla coil design requirements or theory of
>>>> operation, I'd suggest that you spend some time at Richie Burnett's
>>>> website,
>>>> studying spark gap tesla coils. A little basic understanding of how a
>>>> Tesla
>>>> coil operates will go far in helping you to get a coil up and running.
>>>>
>>>> www.richieburnett.co.uk/tesla.shtml
>>>>
>>>> Then, spend some time on the Tesla Coil Web Ring looking at other Tesla
>>>> coils, what components are used, how they are constructed, etc.
>>>>
>>>> Regards,
>>>> Herr Zapp
>>>> Regards,
>>>> Herr Zapp
>>>> --- On Fri, 2/27/09, Matthew Stevens <truesoutherngeek@xxxxxxxxx>
>>>> wrote:
>>>>
>>>> From: Matthew Stevens <truesoutherngeek@xxxxxxxxx>
>>>> Subject: [TCML] spark gaps question
>>>> To: "Tesla Mailing List" <tesla@xxxxxxxxxx>
>>>> Date: Friday, February 27, 2009, 1:36 PM
>>>>
>>>> I am trying to build a coil similar to this one from
>>>> altair.org<http://www.altair.org>(see picture) for a science fair, and
>>>> have a really dumb question about the
>>>> spark gaps. Should the spark gap be wired in parallel, as it would
>>>> appear
>>>> from the diagram? That doesn't seem to make sense in my little brain,
>>>> but
>>>> then again, I haven't been doing this very long. Any help would be
>>>> appreciated. Thanks
>>>>
>>>> The Southerngeek
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>>>>
>>>>
>>>
>>>
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