Subject:
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Re: How do I power a long track?
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Newsgroups:
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lugnet.trains
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Date:
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Fri, 31 Dec 2004 00:54:32 GMT
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Viewed:
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1844 times
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In lugnet.trains, Mark Assi wrote:
> Hello everybody,
>
> I have a train track that runs around the perimeter of my son’s bedroom on a
> platform that extends out from the wall. The problem is that the train seems to
> really slow down around the opposite end of the track from where the power is
> connected. What do you guys do to keep a train running smoothly on those large
> layouts I’ve seen you put up at shows?
What about amperage? We had a problem at our current train show at the Palo
Alto museum where the outer loop was performing very badly. We tried adding new
connectors but to no avail.
Turned out we were using an underpowered power supply - we switched it for a
1000mA one and it worked well.
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Message has 2 Replies:
 | | Re: How do I power a long track?
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| (...) Hello, It's look like you were using a few motor on that outer loop. With a single Lego regulator which can supply about 1A (1000mA) you can run 2-3 motors. Each motor use about 300~350mA under normal load. If you run heavy train they need (...) (20 years ago, 31-Dec-04, to lugnet.trains)
| | | Re: How do I power a long track?
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| (...) Ah hah! Yes, thats a problem I've been modifying the LUCNY controllers. New bridge recitifier diodes (5A). Bigger reservoir cap (25,000uF) and a better chip (LTC1084 or LTC1085). This is pin and function compatible with the chip in there but (...) (20 years ago, 31-Dec-04, to lugnet.trains)
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Message is in Reply To:
| | How do I power a long track?
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| Hello everybody, I have a train track that runs around the perimeter of my son’s bedroom on a platform that extends out from the wall. The problem is that the train seems to really slow down around the opposite end of the track from where the power (...) (20 years ago, 25-Dec-04, to lugnet.trains)
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