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Subject: 
Re: Electrical Things (was: Railroad Dilemma)
Newsgroups: 
lugnet.trains
Date: 
Tue, 9 Mar 1999 01:48:04 GMT
Reply-To: 
LPIEN@IWANTNOSPAM.stopspammersCTP.COM
Viewed: 
5952 times
  
Matthew Bates wrote:
> 
> Larry Pieniazek writes:
> > Matthew Bates wrote:
> > > 
> > > Simon Robinson writes:
> > 
> > > > If you have any URL's where people have reported on this, I'd be • interested.
> > > So would I, because it's not true! As I've said this many times, it's plain
> > > and simple variable DC voltage with 6 steps. Look at...
> > > 
> > > http://ourworld.compuserve.com/homepages/train_depot/current.htm
> > 
> > Your page says you used a voltmeter. That is insufficient evidence. Put
> > it on a scope.
> 
> True, I used a voltmeter to generate the data on that page, but I didn't claim
> anywhere on my page or previous posts that that was what I used to prove it is
> not PWM.

But (pedant mode on) your wording in the post above does make that
implication. ;-)

> Proof is obtained by opening the controller, getting the number of
> the chip used and looking it up in a databook. Turns out to be a simple
> variable voltage regulator.

No fair. :-) That's a white box test. Much more fun to drag out a scope.

OK, I give.

--
Larry Pieniazek    http://my.voyager.net/lar
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http://www.defendyourprivacy.com and sign the petition.
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Message is in Reply To:
  Re: Electrical Things (was: Railroad Dilemma)
 
(...) interested. (...) True, I used a voltmeter to generate the data on that page, but I didn't claim anywhere on my page or previous posts that that was what I used to prove it is not PWM. Proof is obtained by opening the controller, getting the (...) (28 years ago, 8-Mar-99, to lugnet.trains)

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