SB-610 Experience

[Peter A Markavage]

I get it; have clean air while you watch your scope.
You might want to review this site. There's probably several different
"series type models" that would fit the bill for the Heath monitor
scopes.
http://www.emcohighvoltage.com/

Pete, WA2CWA


On Fri, 1 Aug 2003 15:36:29 -0700 Neil Morrison <neilsmorr at HOTMAIL.COM>
writes:
> RP Electronic Components has an Ion Generator kit which puts out
> around 6 to 8 KV DC. Runs off about 6V DC and costs about $14.00.
>
> http://www.rpelectronics.com/English/Content/Items/B137.asp
>
> Neil
>
> ----- Original Message -----
> From: "Richard Post" <postr at OHIOU.EDU>
> To: <>
> Sent: Friday, August 01, 2003 1:53 PM
> Subject: Re: SB-610 Experience
>
>
> > The negative high voltage is almost a dry circuit.  The 330K
> resistor
> > just after the doubler only drops the voltage by 170  (1600 drops
> to
> > 1430 per schematic) indicating a current draw of just about half
> a
> > milliamp.  Has anyone tried replacing the 330K with a smaller
> one,
> > say 50K or 100K and also placing a resistor just off the
> transformer
> > to limit current in case of a short circuit?  The 600 volt
> winding
> > would supply about 3 times the DC current, about 1.5 MA if my
> math
> is
> > close.  A 33K resistor in there would limit transformer current
> to
> > about 18 MA in the event of a short circuit while dropping the AC
> > about 50 volts at 1.5 MA draw in normal operation.
> >
> > For those who have already lost the 600 V winding, has anyone
> ever
> > tried a  little quadrupler off the 215 volt winding?  Would
> result
> in
> > about negative 1200 or so, probably enough to do the job.

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