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Re: High frequency impedance of a neon sign transformer
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To: tesla-at-grendel.objinc-dot-com
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Subject: Re: High frequency impedance of a neon sign transformer
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From: jim.fosse-at-bdt-dot-com (Jim Fosse)
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Date: Tue, 02 Apr 1996 04:50:15 GMT
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tesla-at-grendel.objinc-dot-com On Mon, 1 Apr 1996 20:01:00 +0700, you wrote:
>I just pulled out my disassembled neon (Jefferson Electric 15KV -at-
>60Ma) with a power factor correction cap. With the cap it shows the
>oscillation, without the cap, no oscillation.
>
>Without the PFC:
> L = 5.71mH Q=0.056 at 60Hz
>
> L~= 5.66mH Q~=0.014 at 100Hz note: the dip was very shallow
>and hard to read, don't take this as a hard number. I'll redo when I
>have more energy.
>
> L = 5.77mH Q=0.77 at 1Khz using the internal source, good
>sharp dip.
>
> jim
>
>
Oops, I forgot to specify that these numbers were on the PRIMARY.
sorry
jim