Re: PSpice modeling of spark gaps

• To: tesla-at-pupman-dot-com
• Subject: Re: PSpice modeling of spark gaps
• From: Keith Nagel <knagel-at-cnct-dot-com> (by way of Terry Fritz <terryf-at-verinet-dot-com>)
• Date: Sun, 08 Nov 1998 21:22:19 -0700
• Approved: terryf-at-verinet-dot-com

At 04:18 PM 11/8/98 -0700, you wrote:
>Original Poster: "Malcolm Watts" <MALCOLM-at-directorate.wnp.ac.nz> 
>
>The real problem I see with sbreak is that the gap is not a fixed 
>resistance but one that varies with current. What do the decrements 
>produced with the gap model stuck in a resonant circuit look like?
>
>Malcolm
>

Much better to model the "on" state as being a pair of back
to back zener diodes, where the zener drop is the gap drop.
I've found experimentally that the voltage drop is pretty
constant, over quite a range of currents. As you surmised,
that makes the gap impedence dynamic...

K.

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