Re: [TCML] Tesla coil advice

[resonance@xxxxxxxxxxxx]

Yes, the 3-8 inch dia size.

DC



> Hi DC,
>
> Are you talking about these small diameter coils or all coils? The small
> coils I know are not correct. Says something about size doesn't it.
>
> Take care,
> Bart
>
> resonance@xxxxxxxxxxxx wrote:
>>
>> The JAVATC figures are slightly inaccurate.  I think Bart is working on
>> this.
>>
>> I multiply the JAVATC value by 65% and then it is accurate.
>>
>> Dr. Resonance
>>
>>
>>
>>
>>
>>> Helo all,
>>> that 30 cm spark length was only the javatc figure, so i
>>> know it is wrong... i'd be more than happy to get 16cm out
>>> of this coil...
>>> but about the transformer: has anyone had any experience
>>> building small hv trannies?
>>> btw, this little coil was going to be a take-anywhere,
>>> plug-it-in-and-get-sparks sort of thing...
>>> sorry for the late reply (been having computer problems -
>>> corrupted os...)
>>>
>>> ben
>>>
>>>
>>>> The coil is pretty small and small coils are far more
>>>> difficult to get  to perform than larger coils (my
>>>> experience). The Q is quite low which  doesn't help, but
>>>> there really isn't a good solution (wire size, coil  size,
>>>> turns, frequency). The 30cm spark length is likely not
>>>> going to  occur. The coil is just too small and those
>>>> spark length numbers are  based on empirical studies of
>>>> coils about 4" and larger, so don't be  surprised when the
>>>> lengths are shorter. But as far as a small coil the
>>>> design is fine. I expect optimum spark length will be
>>>> about 16cm to a  grounded target assuming the transformer
>>>> power works out as hoped.  Breakout should not be a
>>>> problem.
>>>>
>>> _______________________________________________
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>>>
>>>
>>
>>
>> Dr. Resonance
>>
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>>
>>
>>
>
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>


Dr. Resonance

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