Subject:
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Re: this place is DEAD..... lets kick it up a notch
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Newsgroups:
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lugnet.org.ca.rtltoronto
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Date:
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Mon, 3 Oct 2005 16:39:58 GMT
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Viewed:
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645 times
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On Mon, October 3, 2005 11:19 am, Chris Magno wrote:
> David Koudys wrote:
> > In lugnet.org.ca.rtltoronto, Chris Magno wrote:
> >
> > <snip>
> >
> > > i think DCC is a nice way to add many motors to a technics creation, and
> > > only need once pass through wire.
> > >
> > >
> > I'm going to give you an FYI, but if you DCC a 9v motor using the brick you're
> > building, you get a diminished power output to the motor as oppsed to going
> > straight 9 volts to the motor,
>
> hummmm
>
> what chip did you use?
>
> this one is rated to 1 amp, and IIRC, the stall is higher. and IIRC,
> (some more) the stall of the technic is LOWER.
I doubt it's a problem with the chip.
In order for the DCC to send the signal to the chip, it must send a message pulse
that sometimes either goes above 9v, or goes below 9v.
The RCX has a maximum output of 9v. So, to send the signal, it must drop below
that, at some point.
Steve
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