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Re: magnifiers
A:43:03 EST, you write:
>>
>> << Ed:
>> Thanks for the input! I am already experiencing this condition with a
>> 12kv. 30ma. neon! I've only tried raising the sec. about an inch or so,
>> will play with more spacing. If convienient, you might look at a few
>> more specs on my coil as stated in another message I have addressed to
>> Bert and posted the same time as this message. Any comments you may have
>> (several, I bet!) are greatly appreciated. Also, how does one determine
>> crital coupling experimentally, or mathematically with our type of
>> setups?
>>
>> Thanks again,
>> Mike >>
>> Mike,
>
>Critical coupling cannot be calculated unless you know the exact quench
>time of your gap system. Very few of us ever know this figure when
>using air gaps. In general, it is a trial and error sort of thing done on
>the fly. You can continue to couple up tighter and tighter as you note
>the spark output and especially the secondary coil. If sparks start
>racing up and down the secondary, you are over coupled or have exceeded
>"critical coupling" for your gap system.
>
>Richard Hull, TCBOR
>
Richard,
I picked up a HP 5512-a Electronic counter, could this be used to count the
breaks in a gap system? (Without blowing up the counter!) I was playing
around with it and thought it may be helpfull.
Curious minds want to know.
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