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Re: PSpice modeling of spark gaps
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
> Original Poster: Terry Fritz <terryf-at-verinet-dot-com>
>
> At 11:40 AM 11/8/98 -0700, you wrote:
> >
> >
> >The main gotcha with using SBREAK is that it has
> >an intrinsic R(on) of 1ohm and a R(off) of 1Mohm.
> >Some serious hacking is required to change this.
> >
> >--
> >
>
> My version (8.0) allows these values to be set to any practical value. I
> set Ron to 0.1 ohm and Roff to 1e12 ohms. Gary lau has also had some
> trouble with Sbreak (can't set Von and Voff values). I think Sbreak may
> have been substatially improved in version 8.0. You and Gary have older
> versions I beleive. It may be upgrade time! I assume all us coilers
> complained about Sbreak and they fixed it! :-))
>
> I could upload the shareware demo version to my site for a short time. It
> is 16.4MB so I can't leave it up too long. I will try and get it put up
> tonight so anyone who wants it can get it without having to hassel with the
> microsim site. This server is supposed to be real fast and well connected
> so the download should go well. I'll post a note when I get it going.
>
> Terry
>
>
> >
> >-GL
> >www.lod-dot-org
> >
> >