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The current is going through two silicon diodes though, with attendant
.5 volt drop through each so consider if that will be a problem in this
application. Likely its not.
In lugnet.technic, Larry Pieniazek writes:
> In lugnet.technic, Trevyn Watson writes:
> > I think you misuderstood what Larry said (or I misunderstood what you
> > said). I think Larry was saying that you should use the wall wart from
> > the train speed regulator, which is what Lego recommends.
>
> Yes. That is what I meant. I even believe sincerely that it's what I said. :-)
>
> I am not sure who exactly within LEGO first recommended it but if you dig
> hard enough in lugnet.robotics I believe you will find just such a
> recommendation.... that you should use the wall wart from the speed reg (not
> the speed reg itself) to power your RCX if you so desired.
>
> If you put DC through a bridge you get 100% duty on one side and 0% duty on
> the other, possibly resulting in asymmetric heating, contrast with AC which
> gives 50-50 duty. Maybe that's what ROSCO was referring to.
> )
>
> ++Lar
Tom Napolitano tomnap@bersama.net
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Message is in Reply To:
 | | Re: Powering motors from the mains
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| (...) Yes. That is what I meant. I even believe sincerely that it's what I said. :-) I am not sure who exactly within LEGO first recommended it but if you dig hard enough in lugnet.robotics I believe you will find just such a recommendation.... that (...) (23 years ago, 18-May-02, to lugnet.technic, lugnet.robotics)
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