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Re: Vtop vs coil length
to: Malcolm
Our tests were made with both an 8 1/2 x 34 and also a 12 x 48. Only a very
slight variation approx 1/2% of total.
Regards,
Dr.Resonance
-----Original Message-----
From: Tesla List <tesla-at-pupman-dot-com>
To: tesla-at-pupman-dot-com <tesla-at-pupman-dot-com>
Date: Tuesday, June 08, 1999 3:11 PM
Subject: Re: Vtop vs coil length
>Original Poster: "Malcolm Watts" <malcolm.watts-at-wnp.ac.nz>
>
>Hi Dr R,
>
>> Original Poster: "Dr. Resonance" <Dr.Resonance-at-next-wave-dot-net>
>>
>> to: Finn
>>
>> It's more total spark length than voltage although they are related.
Most
>> secondaries with two internal disks can withstand up to length = total
spark
>> length / 3. (or 3 times sec coil length for spark length). This
assumes a
>> large toroid on top --- considerably less if smaller toroid is total
spark
>> length = 1.5 x sec coil length. Beyond this and you start pushing the
>> envelope and failure is sure to occur at some point. For reference 1 MV
is
>> equal to a spark length of 9 ft. through normal air at STP (this measured
>> across 1/2 inch dia rod gap).
>>
>> Regards,
>>
>> Dr.Resonance
>
>Have you tried increasing the terminal size (beyond what you've
>already tested) and bang size in the way I suggested to John Freau to
>see whether that length is the last word for 1MV?
>
>Regards,
>Malcolm
>
>