Subject:
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Re: lights and train power supply question
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Newsgroups:
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lugnet.trains
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Date:
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Thu, 7 Nov 2002 19:40:34 GMT
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Viewed:
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2297 times
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In lugnet.trains, Larry Pieniazek writes:
> In lugnet.trains, Paul Janssen writes:
> > Can you run the lights from the light and sound sets (9V), with the 9V train
> > transformer?
>
> If routed through a speed regulator to go from tip/ring connection to
> LEGO(r) 2x2 double plate connection, yes.
>
> > For a project I have 20 lights, I now use 10 9V battery boxes, and
> > connecting multiple lights to 1 battery box decreases the intensity of the
> > individual lights. Has anyone run a bunch of lights with the standard train
> > transformer? I wouldn't like to find out the hard way that its is damaging
> > to either (or worse yet to both)....
>
> Many of us power lots of accessories this way, lights, motors, etc.
>
> I even power 12V stuff this way.
>
> There presumably is a current limit beyond which the regulator will
> heat-trip but it seems to do so with no lasting damage.
>
> It should be pointed out that there MAY (I speculate, MAY) be some
> deleterious effects since the wall wart and regulator are putting out
> modulated voltage and I had read in back issues of MR that any changes in
> voltage, especially rapid ones, tend to somewhat reduce the lifetime of
> incandescent bulbs.
>
> As far as I know no one has carried out a definitive study on that.
>
> Hope that helps.
Yes !!
I'll go and try it. Now if only Lego would make a speed regulator that was
"slightly" less bulky....
Paul
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Message is in Reply To:
 | | Re: lights and train power supply question
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| (...) If routed through a speed regulator to go from tip/ring connection to LEGO(r) 2x2 double plate connection, yes. (...) Many of us power lots of accessories this way, lights, motors, etc. I even power 12V stuff this way. There presumably is a (...) (24 years ago, 7-Nov-02, to lugnet.trains)
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