Subject:
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Re: Help: RCX 1.0 power adapter
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Newsgroups:
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lugnet.robotics
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Date:
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Tue, 3 Sep 2002 16:12:36 GMT
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Viewed:
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3575 times
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Thanks to everyone for the responses. I feel a little better about actually
using the port now. I was concerned because of the speculation a while back
regarding why the port was removed, and I have no intention of burning out
the unit.
--
Tony Hafner
www.hafhead.com
In lugnet.robotics, John Barnes writes:
> Your comment intrigued me into checking. I grabbed a couple of transformers
> and checked them (with a 4 1/2 digit true rms meter).
>
> Off load (open circuit) one reads 10.4v a/c, the other 10.9v a/c.
>
> That is well within Lego's 9 - 12v a/c spec.
>
> JB
>
>
> In lugnet.robotics, Dean Husby writes:
> >
> > "John Barnes" <barnes@sensors.com> wrote in message
> > news:H1pMt3.Ao3@lugnet.com...
> > > I use Radio Shack 273-1631. I have a number of these and I have been using
> > > them for a couple of years.
> > >
> > > These devices have a voltage selector switch which I set to 9v. In fact, I
> > > wedge a short length of wooden tooth-pick in the switch slot to avoid it
> > > accidently being switched to a higher voltage.
> > >
> > > I have used these transformers for extended periods of time with no apparent
> > > ill effects to the RCXs.
> >
> > I bet if you put that radio shack supply onto a multimeter you'd notice it
> > went as high as 13 volts...
> >
> > Them multi selectors are not very acurate. Thankfully the RCX can handle
> > that sort of thing.
> >
> > Dean
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Message is in Reply To:
| | Re: Help: RCX 1.0 power adapter
|
| Your comment intrigued me into checking. I grabbed a couple of transformers and checked them (with a 4 1/2 digit true rms meter). Off load (open circuit) one reads 10.4v a/c, the other 10.9v a/c. That is well within Lego's 9 - 12v a/c spec. JB (...) (22 years ago, 31-Aug-02, to lugnet.robotics)
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