Re: Highest secondary to spark length ratio?

["Tesla list" <tesla-at-pupman-dot-com>]

Original poster: Bart Anderson <classi6-at-classictesla-dot-com> 

Hi Ed,

Yep, I am that guy. Send me your data.

Take care,
Bart

Tesla list wrote:

>Original poster: Esondrmn-at-aol-dot-com
>In a message dated 1/22/04 4:27:44 PM Pacific Standard Time, 
>tesla-at-pupman-dot-com writes:
>
>
>> >Hi Ed - Sounds great.  Do you have pictures showing these?
>> >
>> > > Original poster:
>> > > In a message dated 1/19/04 11:53:21 AM Pacific Standard Time,
>> > > tesla-at-pupman-dot-com writes:
>> > >
>> > > >I am interested in the longest sparks (hey - aren't we all) in 
>> comparison
>> >to
>> > > >the secondary winding length with a classic TC. Mine does 96 inches 
>> for a
>> > > >secondary of 32 inches ie ratio of 3 times. I have heard of ratios 
>> up to
>> >5
>> > > >times but have not seen any documentation of this. Has anyone got
>> >pictures
>> > > >of coils pushed to higher ratios that show the distances clearly? 
>> (I need
>> >a
>> > > >new desktop background).
>> > > >Cheers
>> > > >Peter (Tesla Downunder)
>> > > http://members.iinet-dot-net.au/~pterren/
>> > >
>> > > Peter,
>> > > My 6" coil, quite similar to yours, does 104" sparks with a 27.6" 
>> winding
>> > > length for a ratio of 3.77.
>> > > Ed Sonderman   Esondrmn-at-aol-dot-com
>>
>>
>>Peter,
>>
>>My web site has pictures of the coil in operation.  There are no pictures
>>like Richard Quick used to take with the tape measure right there for
>>absolute verification.
>>
>>Ed Sonderman
>>Spokane, WA
>
>
>
>Replying to my own post here.  Maybe someone would like to run the numbers 
>on this coil on one of the new calculator programs and let us know the 
>predicted spark length?  I have all the dimensions and measured L and C 
>values but do not have measured Fres as I do not have a scope.
>
>Ed Sonderman
>Spokane, WA
>
>